In the U.S. Marine Corps, sergeant major is the ninth and highest enlisted rank, just above first sergeant, and equal in grade to master gunnery sergeant, although the two have different responsibilities.

Sergeant Major is the highest enlisted rank in the Marine Corps, and is equivalent in paygrade (but not in responsibility) to Master Gunnery Sergeant. A Sergeant Major serves as the billeted senior enlisted advisor for the Marine Corps' largest units, including battalions and squadrons.

U.S. Marine Corps Sgt. Maj. Carlos A. Ruiz, Sergeant Major of the Marine Corps, addresses Marines and Sailors of the 26th Marine Expeditionary Unit... View Details 07

The sergeant major of the Marine Corps is the senior enlisted Marine of the entire Marine Corps, personally selected by the commandant.

Sergeant Major is the highest enlisted rank in the Marine Corps, and is equivalent in paygrade (but not in responsibility) to Master Gunnery Sergeant. A Sergeant Major serves as the billeted senior enlisted advisor for the Marine Corps' largest units, including battalions and squadrons.

Sergeant Major Ruiz assumed his current post as the 20th Sergeant Major of the Marine Corps on August 10, 2023. A native of Sonora, Mexico, he enlisted in the United States Marine Corps on...

Sergeant Major Ruiz assumed his current post as the 20th Sergeant Major of the Marine Corps on August 10, 2023. A native of Sonora, Mexico, he enlisted in the United States Marine Corps on...

SERGEANT MAJOR – serves as the principal enlisted advisor for a senior Marine commander, making high level strategic decisions that impact the entire Marine Corps. SERGEANT MAJOR OF THE MARINE CORPS – the senior enlisted Marine of the entire Corps, personally selected by the commandant.

Sergeant Major Black assumed his current post as the 19th Sergeant Major of the Marine Corps on July 26, 2019. A native of Louisville, Kentucky, he attended recruit training at Marine Corps...

The Sergeant Major of the Marine Corps is selected by the Commandant of the Marine Corps to serve as his advisor and as the preeminent and highest ranking enlisted Marine with a protocol...