| Personal information | |||
|---|---|---|---|
| Date of birth | 19 October 2007 | ||
| Place of birth | Poland | ||
| Height | 1.95 m (6 ft 5 in) | ||
| Position | Centre-back | ||
| Team information | |||
Current team | Mainz 05 | ||
| Number | 48 | ||
| Youth career | |||
| –2021 | Lechia Gdańsk | ||
| 2021–2023 | Legia Warsaw | ||
| 2023–2025 | Mainz 05 | ||
| Senior career* | |||
| Years | Team | Apps | (Gls) |
| 2025– | Mainz 05 II | 10 | (0) |
| 2025– | Mainz 05 | 3 | (1) |
| International career‡ | |||
| 2021–2022 | Poland U15 | 6 | (1) |
| 2022–2023 | Poland U16 | 9 | (1) |
| 2023–2024 | Poland U17 | 18 | (1) |
| 2024– | Poland U19 | 11 | (0) |
| 2025– | Poland U21 | 1 | (0) |
| * Club domestic league appearances and goals as of 22:16, 21 December 2025 (UTC) ‡ National team caps and goals as of 18 November 2025 | |||
Kacper Potulski (born 19 October 2007) is a Polish professional footballer who plays as a centre-back for Bundesliga club Mainz 05.
As a youth player, Potulski joined the academy of Lechia Gdańsk. In 2021, he moved to the youth academy of Polish side Legia Warsaw.
Ahead of the 2023–24 season, Potulski joined the youth setup of German Bundesliga side Mainz 05 at the age of fifteen. [1] He was promoted to the club's senior team in 2025, where he played in the UEFA Conference League. [2]
Potulski is a Poland youth international. During May 2024, he played for the Poland under-17 team at the 2024 UEFA European Under-17 Championship. [3]
| Club | Season | League | DFB-Pokal | Europe | Total | |||||
|---|---|---|---|---|---|---|---|---|---|---|
| Division | Apps | Goals | Apps | Goals | Apps | Goals | Apps | Goals | ||
| Mainz 05 II | 2024–25 | Regionalliga Südwest | 4 | 0 | — | — | 4 | 0 | ||
| 2025–26 | Regionalliga Südwest | 6 | 0 | — | — | 6 | 0 | |||
| Total | 10 | 0 | — | — | 10 | 0 | ||||
| Mainz 05 | 2025–26 | Bundesliga | 3 | 1 | 0 | 0 | 5 [a] | 0 | 8 | 1 |
| Career total | 13 | 1 | 0 | 0 | 5 | 0 | 18 | 1 | ||