| Club: | 1. FSV Mainz 05 |
| Season: | 2022–23 |
| Ownertitle: | President |
| Owner: | Stefan Hofmann |
| Chrtitle: | Manager |
| Chairman: | Christian Heidel |
| Mgrtitle: | Head coach |
| Manager: | Bo Svensson |
| Stadium: | Mewa Arena |
| League: | Bundesliga |
| League Result: | 9th |
| Cup1: | DFB-Pokal |
| Cup1 Result: | Round of 16 |
| League Topscorer: | Marcus Ingvartsen (10) |
| Season Topscorer: | Marcus Ingvartsen (12) |
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| Prevseason: | 2021–22 |
| Nextseason: | 2023–24 |
The 2022–23 season was the 118th season in the history of 1. FSV Mainz 05 and their 14th consecutive season in the top flight. The club participated in the Bundesliga and the DFB-Pokal.
| Player | Transferred from | Fee | Date | Source | ||
|---|---|---|---|---|---|---|
| Eintracht Frankfurt | Free | |||||
| Eintracht Frankfurt | Free | |||||
| RC Strasbourg | Free | |||||
| Eintracht Frankfurt | €1.5m | |||||
| Heracles Almelo | €2m | |||||
| Union Berlin | €2.3m | |||||
| VfL Bochum | €3.5m | |||||
| Angers SCO | €6m | |||||
| KAA Gent | €2.5m | |||||
| RC Strasbourg | €6m |
| Player | Transferred from | Fee | Date | Source | ||
|---|---|---|---|---|---|---|
| Dynamo Dresden | €200,000 | |||||
| KV Mechelen | €750,000 | |||||
| FC St. Pauli | €1.3m | |||||
| Sporting CP | €10m | |||||
| 1. FC Köln | €2m | |||||
| Nottingham Forest | €10m | |||||
| RC Lens | Loan |
See main article: 2022–23 Bundesliga.
The league fixtures were announced on 17 June 2022.[3]
See main article: 2022–23 DFB-Pokal.