In military terms, 61st Division, 61st Infantry Division, or 61st Cavalry Division may refer to:
Infantry divisions
- 61st (2nd South Midland) Division, United Kingdom
- 61st Infantry Division (United Kingdom)
- 61st Infantry Division (France)
- 61st Infantry Division (Russian Empire)
- 61st Infantry Division (Wehrmacht)
- 61st Division (Imperial Japanese Army)
- 61st Infantry Division Sirte, Kingdom of Italy
Cavalry divisions
- 61st Cavalry Division (Soviet Union)
- 61st Cavalry Division (United States)
See also
- List of military divisions by number