| Club: | FC St. Gallen |
| Season: | 2022–23 |
| Chrtitle: | President |
| Chairman: | Matthias Hüppi |
| Mgrtitle: | Head coach |
| Manager: | Peter Zeidler |
| Stadium: | Kybunpark |
| League: | Swiss Super League |
| League Result: | 6th |
| Cup1: | Swiss Cup |
| Cup1 Result: | Quarter-finals |
| League Topscorer: | Emmanuel Latte Lath (14) |
| Season Topscorer: | Emmanuel Latte Lath (16) |
| Prevseason: | 2021–22 |
| Nextseason: | 2023–24 |
The 2022–23 FC St. Gallen season was the club's 144th season in existence and the 11th consecutive season in the top flight of Swiss football. In addition to the domestic league, FC St. Gallen participated in this season's edition of the Swiss Cup. The season covered the period from 1 July 2022 to 30 June 2023.
| scope=col | Player | Transferred from | scope=col; style="width: 65px;" | Fee | scope=col | Date | scope=col | Source | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 15 | TBD |
| scope=col | Player | Transferred to | scope=col; style="width: 65px;" | Fee | scope=col | Date | scope=col | Source | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 15 | TBD |
See main article: 2022–23 Swiss Super League.
See main article: 2022–23 Swiss Cup.