Military Rank Equivalence

Rank Ladder Highest first

🇮🇸 Iceland · Army	NATO equivalent	United Kingdom · Army 🇬🇧
Officers
No equivalent	OF-10 Marshal / General of the Army	Field marshal
No equivalent	OF-9 General	General
No equivalent	OF-8 Lieutenant General	Lieutenant-general
No equivalent	OF-7 Major General	Major-general
No equivalent	OF-6 Brigadier General	Brigadier
Ofursti	OF-5 Colonel	Colonel
Undirofursti	OF-4 Lieutenant Colonel	Lieutenant colonel
Majór	OF-3 Major / Commandant	Major
Höfuðsmaður	OF-2 Captain / 1st Lieutenant	Captain
Liðsforingi Undirliðsforingi	OF-1 Lieutenant	Lieutenant Second lieutenant
No equivalent	OF-D Student Officer	Officer cadet
Enlisted ranks
No equivalent	OR-9 Sergeant Major	Warrant officer class 1
No equivalent	OR-8 1st Sergeant	Warrant officer class 2
No equivalent	OR-7 Sergeant 1st Class	Staff
Flokkstjóri 1.	OR-6 Staff Sergeant	Sergeant
Flokkstjóri 2.	OR-5 Sergeant	No equivalent
Korporáll	OR-4 Corporal	Corporal
No equivalent	OR-3 Private 1st Class	Lance corporal
No equivalent	OR-2 Private	Private
óbreyttur	OR-1 Private	No equivalent

Tiers neither force uses are hidden. An OF/OR code held by only one of the two is kept and marked — a missing tier is itself a difference in how the two hierarchies are built.