Marines

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3d Marine Littoral Regiment

Marine Corps Base Kaneohe Bay, Hawaii

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JOINT BASE PEARL HARBOR-HICKAM, Hawaii (Aug. 14, 2025) – Capt. Chris Hedrick, commander, Submarine Squadron 1, left, Col. Gabriel L. Diana, 3rd Marine Littoral Regiment commanding officer, second from left, and staff pose for a photo on the brow before a tour of the Virginia-class fast-attack submarine USS Vermont (SSN 792) on Joint Base Pearl Harbor-Hickam, Aug. 14, 2025. Vermont is assigned to Submarine Squadron 1 and is capable of supporting various missions, including anti-submarine warfare, anti-surface ship warfare, strike warfare, special operations forces support, and intelligence, surveillance, and reconnaissance. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nicholas Russell)

JOINT BASE PEARL HARBOR-HICKAM, Hawaii (Aug. 14, 2025) – Capt. Chris Hedrick, commander, Submarine Squadron 1, left, Col. Gabriel L. Diana, 3rd Marine Littoral Regiment commanding officer, second from left, and staff pose for a photo on the brow before a tour of the Virginia-class fast-attack submarine USS Vermont (SSN 792) on Joint Base Pearl Harbor-Hickam, Aug. 14, 2025. Vermont is assigned to Submarine Squadron 1 and is capable of supporting various missions, including anti-submarine warfare, anti-surface ship warfare, strike warfare, special operations forces support, and intelligence, surveillance, and reconnaissance. (U.S. Navy photo by Mass Communication Specialist 2nd Class Nicholas Russell)

Photo by Petty Officer 2nd Class Nicholas Russell

Col. Gabriel L. Diana, 3rd Marine Littoral Regiment commanding officer, right, and staff tour the Virginia-class fast-attack submarine USS Vermont (SSN 792) on Joint Base Pearl Harbor-Hickam, Aug. 14, 2025. Vermont is assigned to Submarine Squadron 1 and is capable of supporting various missions, including anti-submarine warfare, anti-surface ship warfare, strike warfare, special operations forces support, and intelligence, surveillance, and reconnaissance. (U.S. Navy photo by Mass Communication Specialist 1st Class Scott Barnes)

Col. Gabriel L. Diana, 3rd Marine Littoral Regiment commanding officer, right, and staff tour the Virginia-class fast-attack submarine USS Vermont (SSN 792) on Joint Base Pearl Harbor-Hickam, Aug. 14, 2025. Vermont is assigned to Submarine Squadron 1 and is capable of supporting various missions, including anti-submarine warfare, anti-surface ship warfare, strike warfare, special operations forces support, and intelligence, surveillance, and reconnaissance. (U.S. Navy photo by Mass Communication Specialist 1st Class Scott Barnes)

Photo by Petty Officer 1st Class Scott Ba

U.S. Marines with 3d Marine Littoral Regiment, 3d Marine Division, and 3d Maintenance Battalion, 3d Marine Logistics Group, pose for a group photo during an awards ceremony on Marine Corps Base Hawaii, Aug. 7, 2025. The awards ceremony recognized Marines who displayed exceptional performance during a maintenance support mission for 3d MLR, ensuring the regiment remained combat-ready for future operations across the Indo-Pacific. (U.S. Marine Corps photo by Sgt. Malia Sparks)

U.S. Marines with 3d Marine Littoral Regiment, 3d Marine Division, and 3d Maintenance Battalion, 3d Marine Logistics Group, pose for a group photo during an awards ceremony on Marine Corps Base Hawaii, Aug. 7, 2025. The awards ceremony recognized Marines who displayed exceptional performance during a maintenance support mission for 3d MLR, ensuring the regiment remained combat-ready for future operations across the Indo-Pacific. (U.S. Marine Corps photo by Sgt. Malia Sparks)

Photo by Sgt. Malia Sparks

Col Gabriel L. Diana official command photo

Col Gabriel L. Diana official command photo

Photo by 1stLt Leah Curtright

U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, operate the Navy-Marine Expeditionary Ship Interdiction System during the Maritime Key Terrain Security Operation as a part of Exercise KAMANDAG 9 in the Philippines, May 25, 2025. The MKTSO involved elements of 3d MLR, U.S. Soldiers with 1st Multi-Domain Task Force, and Philippine Marines with Marine Battalion Landing Team 10 inserting via air and sea into various islands in the Batanes and Babuyan Island chains in order to rehearse securing and defending key maritime terrain with the NMESIS, Marine Air Defense Integrated System, and High Mobility Rocket Artillery System. KAMANDAG is an annual Philippine Marine Corps and U.S. Marine Corps-led exercise aimed at enhancing the Armed Forces of the Philippines’ defense and humanitarian capabilities by providing valuable training in combined operations with foreign militaries in the advancement of a Free and Open Indo-Pacific. (U.S. Marine Corps photo by Cpl. Malia Sparks)

U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, operate the Navy-Marine Expeditionary Ship Interdiction System during the Maritime Key Terrain Security Operation as a part of Exercise KAMANDAG 9 in the Philippines, May 25, 2025. The MKTSO involved elements of 3d MLR, U.S. Soldiers with 1st Multi-Domain Task Force, and Philippine Marines with Marine Battalion Landing Team 10 inserting via air and sea into various islands in the Batanes and Babuyan Island chains in order to rehearse securing and defending key maritime terrain with the NMESIS, Marine Air Defense Integrated System, and High Mobility Rocket Artillery System. KAMANDAG is an annual Philippine Marine Corps and U.S. Marine Corps-led exercise aimed at enhancing the Armed Forces of the Philippines’ defense and humanitarian capabilities by providing valuable training in combined operations with foreign militaries in the advancement of a Free and Open Indo-Pacific. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

U.S. Marines with 3d Littoral Anti-Air Battalion, 3d Littoral Combat Team, and 3d Littoral Logistics Battalion, 3d Marine Littoral Regiment, 3d Marine Division, conduct beach rehearsals with the Marine Air Defense Integrated System and the Navy-Marine Expeditionary Ship Interdiction System in preparation for Exercise KAMANDAG 9 at Aparri, Philippines, May 23, 2025. KAMANDAG is an annual Philippine Marine Corps and U.S. Marine Corps-led exercise aimed at enhancing the Armed Forces of the Philippines’ defense and humanitarian capabilities by providing valuable training in combined operations with foreign militaries in the advancement of a free and open Indo-Pacific. (U.S. Marine Corps photo by Cpl. Malia Sparks)

U.S. Marines with 3d Littoral Anti-Air Battalion, 3d Littoral Combat Team, and 3d Littoral Logistics Battalion, 3d Marine Littoral Regiment, 3d Marine Division, conduct beach rehearsals with the Marine Air Defense Integrated System and the Navy-Marine Expeditionary Ship Interdiction System in preparation for Exercise KAMANDAG 9 at Aparri, Philippines, May 23, 2025. KAMANDAG is an annual Philippine Marine Corps and U.S. Marine Corps-led exercise aimed at enhancing the Armed Forces of the Philippines’ defense and humanitarian capabilities by providing valuable training in combined operations with foreign militaries in the advancement of a free and open Indo-Pacific. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

U.S. Marines with 3d Littoral Combat Team and 3d Littoral Logistics Battalion, 3d Marine Littoral Regiment, 3d Marine Division, conduct beach rehearsals with the Navy-Marine Expeditionary Ship Interdiction System in preparation for Exercise KAMANDAG 9 at Aparri, Philippines, May 23, 2025. KAMANDAG is an annual Philippine Marine Corps and U.S. Marine Corps-led exercise aimed at enhancing the Armed Forces of the Philippines’ defense and humanitarian capabilities by providing valuable training in combined operations with foreign militaries in the advancement of a free and open Indo-Pacific. (U.S. Marine Corps photo by Cpl. Malia Sparks)

U.S. Marines with 3d Littoral Combat Team and 3d Littoral Logistics Battalion, 3d Marine Littoral Regiment, 3d Marine Division, conduct beach rehearsals with the Navy-Marine Expeditionary Ship Interdiction System in preparation for Exercise KAMANDAG 9 at Aparri, Philippines, May 23, 2025. KAMANDAG is an annual Philippine Marine Corps and U.S. Marine Corps-led exercise aimed at enhancing the Armed Forces of the Philippines’ defense and humanitarian capabilities by providing valuable training in combined operations with foreign militaries in the advancement of a free and open Indo-Pacific. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

U.S. Marines Corps Cpl. Nycorian Allen, a native of Georgia and an anti-tank missileman with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, looks through a M98A2 command launch unit during the counter-landing live-fire event of Exercise Balikatan 25 in Aparri, Philippines, May 3, 2025. This training was conducted alongside U.S. Soldiers with 25th Infantry Division, Philippine Marines with Marine Battalion Landing Team 10, and Philippine Soldiers with Army Artillery Regiment and the Philippine Army Armored Division. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

U.S. Marines Corps Cpl. Nycorian Allen, a native of Georgia and an anti-tank missileman with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, looks through a M98A2 command launch unit during the counter-landing live-fire event of Exercise Balikatan 25 in Aparri, Philippines, May 3, 2025. This training was conducted alongside U.S. Soldiers with 25th Infantry Division, Philippine Marines with Marine Battalion Landing Team 10, and Philippine Soldiers with Army Artillery Regiment and the Philippine Army Armored Division. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Marine Wing Support Squadron 174, Marine Aircraft Group 24, 1st Marine Aircraft Wing, load the Navy-Marine Expeditionary Ship Interdiction System onto a U.S. Air Force C-130 Hercules assigned to the 39th Airlift Squadron while participating in the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 on Batan Island, Philippines, April 28, 2025. The MKTSO event experiments with the Littoral Reconnaissance Team concept by deploying low-signature, light-weight formations to the Batanes island chain to rehearse Expeditionary Advanced Base Operations, test sensing capabilities, and simulate securing and defending key maritime terrain. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Marine Wing Support Squadron 174, Marine Aircraft Group 24, 1st Marine Aircraft Wing, load the Navy-Marine Expeditionary Ship Interdiction System onto a U.S. Air Force C-130 Hercules assigned to the 39th Airlift Squadron while participating in the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 on Batan Island, Philippines, April 28, 2025. The MKTSO event experiments with the Littoral Reconnaissance Team concept by deploying low-signature, light-weight formations to the Batanes island chain to rehearse Expeditionary Advanced Base Operations, test sensing capabilities, and simulate securing and defending key maritime terrain. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Philippine Marines with Marine Battalion Landing Team 10, conduct bilateral training with a new commercial radar system while participating in the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 on an island in the Batanes, April 26, 2025. The MKTSO event experiments with the Littoral Reconnaissance Team concept by deploying low-signature, light-weight formations to the Batanes island chain to rehearse Expeditionary Advanced Base Operations, test sensing capabilities, and simulate securing and defending key maritime terrain. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Philippine Marines with Marine Battalion Landing Team 10, conduct bilateral training with a new commercial radar system while participating in the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 on an island in the Batanes, April 26, 2025. The MKTSO event experiments with the Littoral Reconnaissance Team concept by deploying low-signature, light-weight formations to the Batanes island chain to rehearse Expeditionary Advanced Base Operations, test sensing capabilities, and simulate securing and defending key maritime terrain. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

U.S. Marines with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, prepare a Marine Air Defense Integrated System for the Integrated Air Missile Defense training during Exercise Balikatan 25, at Naval Station Leovigildo Gantioqui, Philippines, April 25, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Sgt. Mitchell Johnson)

U.S. Marines with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, prepare a Marine Air Defense Integrated System for the Integrated Air Missile Defense training during Exercise Balikatan 25, at Naval Station Leovigildo Gantioqui, Philippines, April 25, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Sgt. Mitchell Johnson)

Photo by Sgt. Mitchell Johnson

A U.S. Army UH-60 Black Hawk with 25th Combat Aviation Brigade, 25th Infantry Division, prepares to land while transporting U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Philippine Marines with Marine Battalion Landing Team 10, to the Batanes island chain for the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 in the Philippines, April 24, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

A U.S. Army UH-60 Black Hawk with 25th Combat Aviation Brigade, 25th Infantry Division, prepares to land while transporting U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Philippine Marines with Marine Battalion Landing Team 10, to the Batanes island chain for the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 in the Philippines, April 24, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

A U.S. Army CH-47 Chinook with 25th Combat Aviation Brigade, 25th Infantry Division, prepares to take off after transporting U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Philippine Marines with Marine Battalion Landing Team 10, to the Batanes island chain for the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 in the Philippines, April 24, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

A U.S. Army CH-47 Chinook with 25th Combat Aviation Brigade, 25th Infantry Division, prepares to take off after transporting U.S. Marines with 3d Littoral Combat Team, 3d Marine Littoral Regiment, 3d Marine Division, and Philippine Marines with Marine Battalion Landing Team 10, to the Batanes island chain for the Maritime Key Terrain Security Operations event during Exercise Balikatan 25 in the Philippines, April 24, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

U.S. Marines with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, teach Philippine Airmen with the 960th Air and Missile Defense Group, how the Marine Air Defense Integrated System operates during the Integrated Air and Missile Defense event as a part of Exercise Balikatan 25, at Naval Station Leovigildo Gantioqui, Philippines, April 24, 2025.

U.S. Marines with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, teach Philippine Airmen with the 960th Air and Missile Defense Group, how the Marine Air Defense Integrated System operates during the Integrated Air and Missile Defense event as a part of Exercise Balikatan 25, at Naval Station Leovigildo Gantioqui, Philippines, April 24, 2025.

Photo by Cpl. Iyer Ramakrishna

A U.S. Marine with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, ground guides a Marine Air Defense Integrated System prior to the commencement of Exercise Balikatan 25 at Naval Station Leovigildo Gantioqui, Philippines, April 19, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

A U.S. Marine with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, ground guides a Marine Air Defense Integrated System prior to the commencement of Exercise Balikatan 25 at Naval Station Leovigildo Gantioqui, Philippines, April 19, 2025. Balikatan is a longstanding annual exercise between the Armed Forces of the Philippines and U.S. military designed to strengthen our ironclad alliance, improve our capable combined force, and demonstrate our commitment to regional security and stability. (U.S. Marine Corps photo by Cpl. Malia Sparks)

Photo by Cpl. Malia Sparks

Sergeant Major Isaias G. Davila-Fonseca

Sergeant Major Isaias G. Davila-Fonseca

Photo by gy Vega

U.S. Marine Corps 1st Sgt. Brian S. Endres, bravo company first sergeant, 3d Littoral Logistics Battalion, 3d Marine Littoral Regiment, 3d Marine Division, stands at parade rest during a relief and appointment ceremony on Marine Corps Base Hawaii, March 27, 2025. The ceremony was held to transfer leadership between 3d LLB sergeant major, Sgt. Maj. Lance G. Waller and Sgt. Maj. Isaias G. Davila-Fonseca. (U.S. Marine Corps photo by Cpl. Iyer Ramakrishna)

U.S. Marine Corps 1st Sgt. Brian S. Endres, bravo company first sergeant, 3d Littoral Logistics Battalion, 3d Marine Littoral Regiment, 3d Marine Division, stands at parade rest during a relief and appointment ceremony on Marine Corps Base Hawaii, March 27, 2025. The ceremony was held to transfer leadership between 3d LLB sergeant major, Sgt. Maj. Lance G. Waller and Sgt. Maj. Isaias G. Davila-Fonseca. (U.S. Marine Corps photo by Cpl. Iyer Ramakrishna)

Photo by Cpl. Iyer Ramakrishna

Sgt. Michael "Jay" Dale, U.S. Marine with 3d Littoral Combat Team, recently trained at Pohakuloa Training Area on Hawai‘i Island where he volunteered at the USO.

Sgt. Michael "Jay" Dale, U.S. Marine with 3d Littoral Combat Team, recently trained at Pohakuloa Training Area on Hawai‘i Island where he volunteered at the USO.

Photo by Lani Pascual

Sgt Maj Kyle Baker command board photo

Sgt Maj Kyle Baker command board photo

Photo by Sgt. Jacqueline C Parsons

U.S. Marine Corps Sgt. Maj. Nathan Jacobson, (left) outgoing battalion sergeant major with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, receives a gift from Sgt. Maj. Timothy Eldredge, (right) regimental sergeant major with 3d MLR, after a relief and appointment ceremony at Marine Corps Base Hawaii, March 7, 2025. The ceremony signifies the transfer of responsibility, authority and accountability between Sgt. Maj. Nathan Jacobson and Sgt. Maj. Baker. (U.S. Marine Corps photo by Sgt. Grace Gerlach)

U.S. Marine Corps Sgt. Maj. Nathan Jacobson, (left) outgoing battalion sergeant major with 3d Littoral Anti-Air Battalion, 3d Marine Littoral Regiment, 3d Marine Division, receives a gift from Sgt. Maj. Timothy Eldredge, (right) regimental sergeant major with 3d MLR, after a relief and appointment ceremony at Marine Corps Base Hawaii, March 7, 2025. The ceremony signifies the transfer of responsibility, authority and accountability between Sgt. Maj. Nathan Jacobson and Sgt. Maj. Baker. (U.S. Marine Corps photo by Sgt. Grace Gerlach)

Photo by Sgt. Grace Gerlach

CONTACT US

REGIMENTAL OOD: (808) 927-6612

DUTY CHAPLAIN: (808) 927-6538

REGIMENTAL S-1 ADMINISTRATION (808) 257-8799

3D MLR DEPLOYMENT READINESS COORDINATOR (808) 220-6424

3D LCT DEPLOYMENT READINESS COORDINATOR (808) 291-9156

3d Marine Littoral Regiment