| Grzegorz Szymusik | |
| Birth Date: | 1998 6, df=yes |
| Birth Place: | Stargard, Poland |
| Height: | 1.84 m[1] |
| Position: | Right-back |
| Currentclub: | Polonia Bytom |
| Clubnumber: | 14 |
| Youthclubs1: | Zenit Koszewo |
| Youthyears2: | –2015 |
| Youthclubs2: | Błękitni Stargard |
| Years1: | 2015–2018 |
| Caps1: | 65 |
| Goals1: | 8 |
| Years2: | 2018–2019 |
| Clubs2: | Warta Poznań |
| Caps2: | 26 |
| Goals2: | 3 |
| Years3: | 2019–2022 |
| Caps3: | 72 |
| Goals3: | 4 |
| Years4: | 2023–2024 |
| Caps4: | 30 |
| Goals4: | 7 |
| Years5: | 2024– |
| Caps5: | 0 |
| Goals5: | 0 |
| Nationalyears1: | 2016 |
| Nationalcaps1: | 2 |
| Nationalgoals1: | 1 |
| Pcupdate: | 30 May 2024 |
Grzegorz Szymusik (born 4 June 1998) is a Polish professional footballer who plays as a right-back for II liga club Polonia Bytom.