2023–24 Southampton F.C. season
| 2023–24 season | ||||
|---|---|---|---|---|
| Owner | Sport Republic | |||
| Manager | Russell Martin | |||
| Stadium | St Mary's Stadium | |||
| Championship | 4th (promoted via play-offs) | |||
| Championship play-offs | Winners | |||
| FA Cup | Fifth round | |||
| EFL Cup | First round | |||
| Top goalscorer | League: Adam Armstrong (21) All: Adam Armstrong (24) | |||
| Highest home attendance | 30,869 v Sunderland (9 March 2024) | |||
| Lowest home attendance | 17,844 v Watford (6 February 2024) | |||
| Average home league attendance | 29,373 | |||
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The 2023–24 season was the 107th season in the history of Southampton and their first season back in the EFL Championship since their 2011–12 campaign, following relegation from the Premier League in the previous season. In addition to the domestic league, the club participated in the FA Cup and the EFL Cup.
Russell Martin was appointed as the new manager of Southampton as they agreed with Swansea City to let him go along with his backroom staff. In his first season in charge, Southampton won promotion to the Premier League via the play-offs for the first time of asking in their 1–0 win against Leeds United.