1st Battalion, 12th Marines

1st Battalion, 12th Marines
1/12 Insignia
Active	1 September 1942 –26 May 2023
Country	United States of America
Branch	United States Marine Corps
Type	Artillery
Role	Provide fires in support of 3rd Marine Regiment
Part of	12th Marine Regiment 3rd Marine Division
Garrison/HQ	Marine Corps Base Hawaii
Nickname(s)	"Kings of Battle"
Engagements	World War II Battle of Bougainville Battle of Guam Battle of Iwo Jima Vietnam War Operation Desert Storm War on Terror Operation Iraqi Freedom Operation Enduring Freedom
Commanders
Current commander	LtCol Joseph L. Gill II[1]

1st Battalion, 12th Marines (1/12) was an artillery battalion comprising three firing batteries and a Headquarters Battery. The battalion was stationed at Marine Corps Base Hawaii and fell under the 12th Marine Regiment and the 3rd Marine Division. It was deactivated on 26 May 2023.