| Birth Date: | 1968 10, df=y |
| Birth Place: | Brand-Erbisdorf, East Germany |
| Height: | 1.86 m |
| Position: | Defender |
| Youthyears1: | 1978–1981 |
| Youthyears2: | 1981–1985 |
| Youthyears3: | 1985–1987 |
| Youthyears4: | 1987 |
| Youthyears5: | 1987–1989 |
| Youthclubs1: | Motor Brand-Erbisdorf |
| Youthclubs2: | KJS Karl-Marx-Stadt |
| Youthclubs3: | Wismut Aue |
| Youthclubs4: | BSG Geologie Freiberg |
| Youthclubs5: | Aufbau Krumhermersdorf |
| Years1: | 1989–1993 |
| Years2: | 1993–1994 |
| Years3: | 1994 |
| Years4: | 1994–1998 |
| Years5: | 1998–2004 |
| Years6: | 2004–2005 |
| Clubs1: | Chemnitzer FC |
| Clubs2: | SC Freiburg |
| Clubs3: | VfB Leipzig |
| Clubs4: | FSV Zwickau |
| Clubs5: | SpVgg Unterhaching |
| Clubs6: | Dynamo Dresden |
| Caps2: | 1 |
| Caps3: | 6 |
| Caps4: | 71 |
| Caps5: | 172 |
| Caps6: | 15 |
| Goals2: | 0 |
| Goals3: | 0 |
| Goals4: | 6 |
| Goals5: | 23 |
| Goals6: | 0 |
| Manageryears1: | 2005–2007 |
| Manageryears2: | 2009–2010 |
| Manageryears3: | 2010–2013 |
| Manageryears4: | 2013–2014 |
| Managerclubs1: | Dynamo Dresden II |
| Managerclubs2: | Dynamo Dresden II |
| Managerclubs3: | Radebeueler BC |
| Managerclubs4: | Dynamo Dresden II |
Jan Seifert (born 14 October 1968) is a German former professional footballer who played as a defender. He now works as a football coach.