U.S. military ranks across different branches:

Army

  • Enlisted Personnel:

    • E-1: Private (PVT)

    • E-2: Private Second Class (PV2)

    • E-3: Private First Class (PFC)

    • E-4: Specialist (SPC) / Corporal (CPL)

    • E-5: Sergeant (SGT)

    • E-6: Staff Sergeant (SSG)

    • E-7: Sergeant First Class (SFC)

    • E-8: Master Sergeant (MSG) / First Sergeant (1SG)

    • E-9: Sergeant Major (SGM) / Command Sergeant Major (CSM) / Sergeant Major of the Army (SMA)

  • Warrant Officers:

    • W-1: Warrant Officer 1 (WO1)

    • W-2: Chief Warrant Officer 2 (CW2)

    • W-3: Chief Warrant Officer 3 (CW3)

    • W-4: Chief Warrant Officer 4 (CW4)

    • W-5: Chief Warrant Officer 5 (CW5)

  • Commissioned Officers:

    • O-1: Second Lieutenant (2LT)

    • O-2: First Lieutenant (1LT)

    • O-3: Captain (CPT)

    • O-4: Major (MAJ)

    • O-5: Lieutenant Colonel (LTC)

    • O-6: Colonel (COL)

    • O-7: Brigadier General (BG)

    • O-8: Major General (MG)

    • O-9: Lieutenant General (LTG)

    • O-10: General (GEN) / General of the Army (GA)

Navy

  • Enlisted Personnel:

    • E-1: Seaman Recruit (SR)

    • E-2: Seaman Apprentice (SA)

    • E-3: Seaman (SN)

    • E-4: Petty Officer Third Class (PO3)

    • E-5: Petty Officer Second Class (PO2)

    • E-6: Petty Officer First Class (PO1)

    • E-7: Chief Petty Officer (CPO)

    • E-8: Senior Chief Petty Officer (SCPO)

    • E-9: Master Chief Petty Officer (MCPO) / Master Chief Petty Officer of the Navy (MCPON)

  • Warrant Officers:

    • W-1: Warrant Officer 1 (WO1)

    • W-2: Chief Warrant Officer 2 (CW2)

    • W-3: Chief Warrant Officer 3 (CW3)

    • W-4: Chief Warrant Officer 4 (CW4)

    • W-5: Chief Warrant Officer 5 (CW5)

  • Commissioned Officers:

    • O-1: Ensign (ENS)

    • O-2: Lieutenant Junior Grade (LTJG)

    • O-3: Lieutenant (LT)

    • O-4: Lieutenant Commander (LCDR)

    • O-5: Commander (CDR)

    • O-6: Captain (CAPT)

    • O-7: Rear Admiral Lower Half (RDML)

    • O-8: Rear Admiral Upper Half (RADM)

    • O-9: Vice Admiral (VADM)

    • O-10: Admiral (ADM) / Fleet Admiral (FADM)

Air Force

  • Enlisted Personnel:

    • E-1: Airman Basic (AB)

    • E-2: Airman (Amn)

    • E-3: Airman First Class (A1C)

    • E-4: Senior Airman (SrA)

    • E-5: Staff Sergeant (SSgt)

    • E-6: Technical Sergeant (TSgt)

    • E-7: Master Sergeant (MSgt) / First Sergeant (MSgt)

    • E-8: Senior Master Sergeant (SMSgt) / First Sergeant (SMSgt)

    • E-9: Chief Master Sergeant (CMSgt) / First Sergeant (CMSgt) / Chief Master Sergeant of the Air Force (CMSAF)

  • Commissioned Officers:

    • O-1: Second Lieutenant (2d Lt)

    • O-2: First Lieutenant (1st Lt)

    • O-3: Captain (Capt)

    • O-4: Major (Maj)

    • O-5: Lieutenant Colonel (Lt Col)

    • O-6: Colonel (Col)

    • O-7: Brigadier General (Brig Gen)

    • O-8: Major General (Maj Gen)

    • O-9: Lieutenant General (Lt Gen)

    • O-10: General (Gen) / General of the Air Force (GAF)

Marine Corps

  • Enlisted Personnel:

    • E-1: Private (Pvt)

    • E-2: Private First Class (PFC)

    • E-3: Lance Corporal (LCpl)

    • E-4: Corporal (Cpl)

    • E-5: Sergeant (Sgt)

    • E-6: Staff Sergeant (SSgt)

    • E-7: Gunnery Sergeant (GySgt)

    • E-8: Master Sergeant (MSgt) / First Sergeant (1stSgt)

    • E-9: Master Gunnery Sergeant (MGySgt) / Sergeant Major (SgtMaj) / Sergeant Major of the Marine Corps (SgtMajMC)

  • Warrant Officers:

    • W-1: Warrant Officer 1 (WO)

    • W-2: Chief Warrant Officer 2 (CWO2)

    • W-3: Chief Warrant Officer 3 (CWO3)

    • W-4: Chief Warrant Officer 4 (CWO4)

    • W-5: Chief Warrant Officer 5 (CWO5)

  • Commissioned Officers:

    • O-1: Second Lieutenant (2ndLt)

    • O-2: First Lieutenant (1stLt)

    • O-3: Captain (Capt)

    • O-4: Major (Maj)

    • O-5: Lieutenant Colonel (LtCol)

    • O-6: Colonel (Col)

    • O-7: Brigadier General (BGen)

    • O-8: Major General (MajGen)

    • O-9: Lieutenant General (LtGen)

    • O-10: General (Gen) / Commandant of the Marine Corps (CMC)

Coast Guard

  • Enlisted Personnel:

    • E-1: Seaman Recruit (SR)

    • E-2: Seaman Apprentice (SA)

    • E-3: Seaman (SN)

    • E-4: Petty Officer Third Class (PO3)

    • E-5: Petty Officer Second Class (PO2)

    • E-6: Petty Officer First Class (PO1)

    • E-7: Chief Petty Officer (CPO)

    • E-8: Senior Chief Petty Officer (SCPO)

    • E-9: Master Chief Petty Officer (MCPO) / Master Chief Petty Officer of the Coast Guard (MCPOCG)

  • Warrant Officers:

    • W-1: Warrant Officer 1 (WO1)

    • W-2: Chief Warrant Officer 2 (CWO2)

    • W-3: Chief Warrant Officer 3 (CWO3)

    • W-4: Chief Warrant Officer 4 (CWO4)

    • W-5: Chief Warrant Officer 5 (CWO5)

  • Commissioned Officers:

    • O-1: Ensign (ENS)

    • O-2: Lieutenant Junior Grade (LTJG)

    • O-3: Lieutenant (LT)

    • O-4: Lieutenant Commander (LCDR)

    • O-5: Commander (CDR)

    • O-6: Captain (CAPT)

    • O-7: Rear Admiral Lower Half (RDML)

    • O-8: Rear Admiral Upper Half (RADM)

    • O-9: Vice Admiral (VADM)

    • O-10: Admiral (ADM) / Commandant of the Coast Guard (CCG)

Space Force

  • Enlisted Personnel:

    • E-1: Specialist 1 (Spc1)

    • E-2: Specialist 2 (Spc2)

    • E-3: Specialist 3 (Spc3)

    • E-4: Specialist 4 (Spc4)

    • E-5: Sergeant (Sgt)

    • E-6: Technical Sergeant (TSgt)

    • E-7: Master Sergeant (MSgt)

    • E-8: Senior Master Sergeant (SMSgt)

    • E-9: Chief Master Sergeant (CMSgt)