| 5th Marine Division|| Deactivated|
| 1916 – 19; 1943 – 46; 1966 – 70|
United States of America
United States Marine Corps
Artillery (1943-46; 1966-70)
The 13th Marine Regiment (13th Marines) is an inactivate United States Marine Corps infantry and later artillery regiment.
13th Marine Regiment (United States) Wikipedia
The 13th Marines was formed on July 3, 1916, as an infantry regiment. It embarked for France in late 1918 and served in Brest until it was deactivated on September 1, 1919.
On December 11, 1943, the regiment was reactivated and redesignated as an artillery regiment. The 13th Marines played an important role in securing Iwo Jima. On February 6, 1946, it was again inactivated.
The 13th Marines were reactivated on May 1, 1966. In August 1967, 3th Marine Regiment was deployed to South Vietnam. Battery "A" 1-13 participated in amphibious operations as part of Special Landing Force (SLF) 26 and later BLT 1-26 in support of 1st Bn 26th Marine Regiment.
The insignia of the 13th Marine Regiment is that of the 5th Marine Division, differenced by adjusting the charges to surmount crossed artillery cannons all below a banner of gold inscribed "THIRTEENTH MARINES" of scarlet and a 1936-type Marine Corps emblem of gold in the chief (top) of the shield. (From "U.S. Marine Corps Ground Unit Insignia.")