Colonel

From Obsidian Fleet Database

Colonel Affiliation Marine Corps Higher Rank Brigadier General Lower Rank Lieutenant Colonel
	[Source]

Colonel is the most senior Marine field officer rank. Colonels typically commands regiment-sized units (1,350+ Marines), with a Sergeant Major as principal Non-commissioned officer assistant, or serve as staff officers under senior generals.

Marine Corps Officer Ranks
Second Lieutenant	First Lieutenant	Captain	Major	Lieutenant Colonel	Colonel	Brigadier General	Major General	Lieutenant General	General
For the Marine Corps Warrant Officer rank structure click here
For the Marine Corps Enlisted rank structure click here