3rd Battalion, 11th Marines
| 3rd Battalion, 11th Marines | |
|---|---|
3/11 Insignia | |
| Active | 1 May 1943 – 30 September 1947 20 August 1950 – present |
| Country | United States of America |
| Branch | United States Marine Corps |
| Type | Artillery |
| Role | Provide fires in support of 1st Marine Division |
| Size | 800 |
| Part of | 11th Marine Regiment 1st Marine Division |
| Garrison/HQ | Marine Corps Air Ground Combat Center Twentynine Palms |
| Nickname(s) | "Thunder" |
| Motto(s) | "Semper Flexibilis" and "Dominatus Nox" |
| Engagements | World War II
Vietnam War |
| Commanders | |
| Commanding Officer | LtCol Christopher R. Hart |
| Sergeant Major | SgtMaj Brandon W. Fairbanks |
| Notable commanders | James J. Keating |
3rd Battalion, 11th Marines (3/11) is an artillery battalion comprising three firing batteries, a Liaison Unit, and a headquarters battery. The battalion is based at the Marine Corps Air Ground Combat Center Twentynine Palms, California and its primary weapon system is the M777 lightweight howitzer with a maximum effective range of 25 miles. They fall under the 11th Marine Regiment and the 1st Marine Division.