2009–10 3. Liga Managerial changes Managerial changes

| Team | Outgoing_manager | Manner_of_departure | Date_of_vacancy | Replaced_by | Date_of_appointment | Position_in_table |
|---|---|---|---|---|---|---|
| VfL Osnabrück | Claus-Dieter Wollitz | FC Energie Cottbus purchased rights | 30 June 2009 | Karsten Baumann | 1 July 2009 | Pre-Season |
| FC Carl Zeiss Jena | Marc Fascher | End of contract | 30 June 2009 | René van Eck | 1 July 2009 | Pre-Season |
| FC Rot-Weiß Erfurt | Henri Fuchs | End of tenure as caretaker | 30 June 2009 | Rainer Hörgl | 1 July 2009 | Pre-Season |
| VfB Stuttgart II | Rainer Adrion | New coach of Germany U-21 | 30 June 2009 | Reiner Geyer | 1 July 2009 | Pre-Season |
| SV Wacker Burghausen | Ralf Santelli | End of contract | 30 June 2009 | Jürgen Press | 1 July 2009 | Pre-Season |