United States Marine Corps - Ranks

Enlisted

E-1
Pvt
Private
2
E-2
PFC
Private First Class

E-3
LCpl
Lance Corporal

E-4
Cpl
Corporal

Non-Commissioned Officers

Sgt
Sergeant

E-6
SSgt
Staff Sergeant

E-7
GySgt
Gunnery Sergeant

E-8
MSgt
Master Sergeant

E-8
1stSgt
First Sergeant

E-9
MGySgt
Master Gunnery Sergeant

E-9
SgtMaj
Sergeant Major

E-9
Special
SgtMaj
MarCor
Sergeant Major of the Marine Corps

Warrant Officers

W-1
WO
Warrant Officer

W-2
CWO2
Chief Warrant Officer 2

W-3
CWO3
Chief Warrant Officer 3

W-4
CWO4
Chief Warrant Officer 4

W-5
CWO5
Chief Warrant Officer 5

Commissioned Officers

O-1
2ndLt
Second Lieutenant

O-2
1stLt
First Lieutenant

O-3
Capt
Captain

O-4
Maj
Major

O-5
LtCol
Lieutenant Colonel

O-6
Col
Colonel

Generals

O-7
BGen
Brigadier General

O-8
MajGen
Major General

O-9
LtGen
Lieutenant General

O-10
Gen
General