Reserve Officer School (Finland)
| Reserve Officer School | |
|---|---|
Insignia of the Reserve Officer School | |
| Active | 1920–1942: Reserviupseerikoulu 1942–1945: Upseerikoulu 1948– Reserviupseerikoulu |
| Country | Finland |
| Branch | Finnish Army |
| Type | Military school |
| Role | Reserve officer training |
| Size | 200 conscripts, 250 career personnel, 700 students during courses |
| Part of | Army Academy |
| Garrison | Hamina |
| Nicknames | Rukki, Ruk |
| Colors | |
| March | Heroes pugnate |
| Decorations | Order of the Cross of Liberty |
The Reserve Officer School (Finnish: Reserviupseerikoulu, RUK), located in Hamina, Finland, near the southeastern border, is responsible for the training of most Finnish reserve officers.