| Marcel Seegert | |
| Height: | 1.86 m |
| Birth Date: | 1994 4, df=yes |
| Birth Place: | Mannheim, Germany |
| Position: | Centre-back |
| Currentclub: | Waldhof Mannheim |
| Clubnumber: | 5 |
| Youthclubs1: | PSV Mannheim |
| Youthclubs2: | SC Käfertal |
| Youthclubs3: | Waldhof Mannheim |
| Youthyears4: | –2011 |
| Youthclubs4: | 1899 Hoffenheim |
| Youthyears5: | 2011–2013 |
| Youthclubs5: | Mainz 05 |
| Years1: | 2013–2014 |
| Clubs1: | Mainz 05 II |
| Caps1: | 12 |
| Goals1: | 0 |
| Years2: | 2014–2017 |
| Clubs2: | Waldhof Mannheim |
| Caps2: | 99 |
| Goals2: | 14 |
| Years3: | 2017–2019 |
| Clubs3: | SV Sandhausen |
| Caps3: | 11 |
| Goals3: | 0 |
| Years4: | 2019– |
| Clubs4: | Waldhof Mannheim |
| Caps4: | 175 |
| Goals4: | 11 |
| Nationalyears1: | 2010 |
| Nationalteam1: | Germany U17 |
| Nationalcaps1: | 1 |
| Nationalgoals1: | 0 |
| Club-Update: | 7 October 2024 |
Marcel Seegert (born 29 April 1994) is a German professional footballer who plays as a centre-back for club Waldhof Mannheim.[1]