| Stephan Klossner | |
| Fullname: | Stephan Klossner |
| Birth Date: | 30 May 1981 |
| Birth Place: | Bern, Switzerland |
| League1: | Swiss Super League |
| Role1: | Referee |
| Internationalyears1: | 2012 - |
| Confederation1: | FIFA listed |
| Internationalrole1: | Referee |
Stephan Klossner (born 30 May 1981 in Bern, Switzerland) is a Swiss professional football referee.[1] He has been a full international for FIFA since 2012.[2]