FIR
First Professional Football League
- Bulgaria
- Tier 1
10 seasons
- 2025-26In progress
- 2024-25Champions: Ludogorets Razgrad
- 2023-24Champions: Ludogorets Razgrad
- 2022-23Champions: Ludogorets Razgrad
- 2021-22Champions: Ludogorets Razgrad
- 2020-21Champions: Ludogorets Razgrad
- 2019-20Champions: Ludogorets Razgrad
- 2018-19Champions: Ludogorets Razgrad
- 2017-18Champions: Ludogorets Razgrad
- 2016-17Champions: Ludogorets Razgrad
Sources: Wikipedia, API-Football