| Stefan Studer | |
| Fullname: | Stefan Studer |
| Birth Date: | 30 January 1964 |
| Birth Place: | Buxtehude, Germany |
| Height: | 1.78 m |
| Position: | Defender, midfielder |
| Youthyears1: | –1978 |
| Youthclubs1: | PSV Buxtehude |
| Youthyears2: | 1978–1981 |
| Youthclubs2: | TV Hausbruch-Neugraben |
| Youthyears3: | 1981–1982 |
| Youthclubs3: | Hamburger SV |
| Youthyears4: | 1982–1984 |
| Youthclubs4: | FC St. Pauli |
| Years1: | 1984–1988 |
| Clubs1: | FC St. Pauli |
| Years2: | 1988–1993 |
| Clubs2: | Eintracht Frankfurt |
| Caps2: | 128 |
| Goals2: | 9 |
| Years3: | 1993–1994 |
| Clubs3: | SG Wattenscheid 09 |
| Caps3: | 26 |
| Goals3: | 0 |
| Years4: | 1994–1995 |
| Clubs4: | Hannover 96 |
| Caps4: | 32 |
| Goals4: | 4 |
| Years5: | 1995–1998 |
| Clubs5: | Hansa Rostock |
| Caps5: | 89 |
| Goals5: | 6 |
Stefan Studer (born January 30, 1964) is a German former professional footballer who played as a defender or midfielder.