The 1946 People’s Republic of Serbia championship was a republic competition and qualifier for the first post-war Yugoslav league. In 2019 the Serbian FA recognised Red Star Belgrade’s win as a Serbian championship title; it remains visible here as a separate historical edition.
| Season | Serbian champion | Runner-up | Trophy |
|---|---|---|---|
| 1946 | Red Star Belgrade | FK Železničar Niš Republic championship and qualifier for the 1946–47 Yugoslav league; the FSS recognised the title as a Serbian championship in 2019. | — |
