| Period | Manager | Country | born |
| 01/07/2015 - 31/12/2017 | Mario Messner |
|
14/06/1975 |
| 01/01/2015 - 30/06/2015 | Gerald Scheiblehner |
|
25/02/1977 |
| 07/07/2014 - 31/12/2014 | Reinhard Burits |
|
08/01/1976 |
| 19/06/2014 - 05/07/2014 | Michael Angerschmid |
|
24/02/1974 |
| 01/07/2009 - 30/06/2014 | Wilhelm Wahlmüller |
|
05/01/1967 |
| 01/07/2003 - 30/06/2009 | Herbert Panholzer |
|
19/04/1964 |
| 18/05/1999 - 15/05/2002 | Erwin Spiegel |
|
03/10/1956 |
![Union St. Florian [U16]](https://s.hs-data.com/bilder/wappen/mini/35536.gif?fallback=png "Union St. Florian [U16]"){kind=small}
![Union St. Florian [Youth D]](https://s.hs-data.com/bilder/wappen/mini/35535.gif?fallback=png "Union St. Florian [Youth D]"){kind=small}
![Union St. Florian []](https://s.hs-data.com/bilder/wappen/mini/35537.gif?fallback=png "Union St. Florian []"){kind=small}