Southern FL Division One South
- England
- 22 teams
Split from Southern FL Division One East (2017) (2017–now), Southern FL Division One West (2017) (2017–now)
10 seasons
- 2025-26In progress
- 2024-25Champions: Yate Town
- 2023-24Champions: Wimborne Town
- 2022-23Champions: AFC Totton
- 2021-22Champions: Plymouth Parkway
- 2020-21Champions: Cirencester Town
- 2019-20Champions: Thatcham Town
- 2018-19Champions: Blackfield & Langley
- 2017-18Champions: Beaconsfield Town
- 2017-18Champions: Beaconsfield Town
Sources: Wikipedia, API-Football