Stephan Klossner
Retired
Switzerland
Referee since 2012
German, English
Match History
| Euro 2021 u21 qualifiers | ||||||
| Montenegro u21 | vs | Macedonia u21 | 1-2 | 2019-10-10 | ||
| UEFA Youth League 2019-2020 | ||||||
| Group Stage | Real Madrid Youth | vs | Galatasaray Youth | 2-4 | 2019-11-06 | |
| Group Stage | PSG Youth | vs | Real Madrid Youth | 1-2 | 2019-09-18 | |
| Europa League 2019 - 2020 | ||||||
| 3rd qualifying round | Valletta | vs | Astana | 0-4 | 2019-08-15 | |
| 2nd qualifying round | Shamrock Rovers | vs | Apollon | 2-1 | 2019-07-25 | |
| UEFA Youth League 2018-2019 | ||||||
| group stage | Galatasaray Youth | vs | Porto Youth | 0 - 2 | 2018-12-11 | |
| group stage | Monaco Youth | vs | Atlético de Madrid Youth | 0 - 2 | 2018-09-18 | |
| Euro 2019 u21 qualifiers | ||||||
| Finland u21 | vs | Poland u21 | 1 - 3 | 2018-09-11 | ||
| Europa League 2018 - 2019 | ||||||
| qualifiers 3rd round | Ufa | vs | Progres Niedercorn | 2 - 1 | 2018-08-09 | |
| qualifiers 2nd round | Trakai | vs | Partizan | 1 - 1 | 2018-08-02 | |
| UEFA Youth League 2017-2018 | ||||||
| group stage | Atlético de Madrid Youth | vs | Qarabag Youth | 0 - 1 | 2017-10-31 | |
| Europa League 2017 - 2018 | ||||||
| group stage | Zorya | vs | Ostersund | 0 - 2 | 2017-09-14 | |
| qualifiers 3rd round | Apollon | vs | Aberdeen | 2 - 0 | 2017-08-03 | |
| Champions League 2017 - 2018 | ||||||
| qualifiers 2nd round | Celtic | vs | Linfield | 4 - 0 | 2017-07-19 | |
| UEFA Youth League 2016-2017 | ||||||
| play-offs | Maccabi Haifa Youth | vs | Dortmund Youth | 0 - 1 | 2017-02-07 | |
| WC 2018 qualifiers - Europe | ||||||
| Bulgaria | vs | Belarus | 1 - 0 | 2016-11-13 | ||
| Euro 2017 u21 qualifiers | ||||||
| Estonia u21 | vs | Sweden u21 | 0 - 3 | 2016-10-06 | ||
| Montenegro u21 | vs | Czech Republic u21 | 0 - 3 | 2016-09-01 | ||
| Europa League 2016 - 2017 | ||||||
| group stage | Fiorentina | vs | PAOK | 2 - 3 | 2016-11-24 | |
| group stage | Qarabag | vs | Liberec | 2 - 2 | 2016-09-15 | |
| qualifiers 3rd round | AA Gent | vs | Viitorul Constanta | 5 - 0 | 2016-07-28 | |
| Champions League 2016 - 2017 | ||||||
| qualifiers 2nd round | Crusaders | vs | Kobenhavn | 0 - 3 | 2016-07-13 | |
| UEFA Youth League 2015-2016 | ||||||
| 1st round | Schalke 04 Youth | vs | Ajax Youth | 2 - 3 | 2015-09-30 | |
| Europa League 2015 - 2016 | ||||||
| group stage | Dnipro | vs | Rosenborg | 3 - 0 | 2015-12-10 | |
| 3th qualifying round | Kukësi | vs | Legia Warszawa | 1 - 2 | 2015-07-30 | |
| 2nd qualifying round | Beitar Jerusalem | vs | Charleroi RSC | 1 - 4 | 2015-07-23 | |
| UEFA Youth League 2014-2015 | ||||||
| group stage | Barcelona Youth | vs | PSG Youth | 0 - 0 | 2014-12-09 | |
| Europa League 2014 - 2015 | ||||||
| group stage | Torino | vs | HJK | 2 - 0 | 2014-10-23 | |
| qualifiers 3rd round | Lyon | vs | Mlada Boleslav | 2 - 1 | 2014-08-07 | |
| Euro 2014 u19 | ||||||
| group stage | Austria u19 | vs | Portugal u19 | 1 - 2 | 2014-07-25 | |
| group stage | Ukraine u19 | vs | Serbia u19 | 1 - 1 | 2014-07-19 | |
| WC 2014 qualifiers - Europe | ||||||
| Andorra | vs | Romania | 0 - 4 | 2013-10-11 | ||
| UEFA Youth League 2013-2014 | ||||||
| group stage | Anderlecht Youth | vs | Olympiakos Youth | 4 - 2 | 2013-10-03 | |
| Euro 2014 u19 qualifiers | ||||||
| Faroe Islands u19 | vs | Macedonia u19 | 0 - 5 | 2013-09-11 | ||
| Turkey u19 | vs | Faroe Islands u19 | 2 - 0 | 2013-09-08 | ||
| Europa League 2013 - 2014 | ||||||
| qualifiers 3rd round | Gefle | vs | Qarabag | 0 - 2 | 2013-08-08 | |
| Champions League 2013 - 2014 | ||||||
| qualifiers 2nd round | Shakhtyor Karagandy | vs | BATE | 1 - 0 | 2013-07-23 | |
| Euro 2015 u21 qualifiers | ||||||
| Spain u21 | vs | Austria u21 | 1 - 1 | 2014-09-09 | ||
| Israel u21 | vs | Portugal u21 | 3 - 4 | 2013-11-18 | ||
| Belarus u21 | vs | Iceland u21 | 1 - 2 | 2013-03-26 | ||
| Euro 2013 u17 qualifiers | ||||||
| Kazakhstan u17 | vs | Croatia u17 | 0 - 2 | 2012-10-16 | ||
| Turkey u17 | vs | Kazakhstan u17 | 3 - 0 | 2012-10-14 | ||
| friendly | ||||||
| Poland | vs | Czech Republic | 0 - 1 | 2018-11-15 | ||
| Senegal | vs | Bosnia-Herzegovina | 0 - 0 | 2018-03-27 | ||
| Austria | vs | Slovenia | 3 - 0 | 2018-03-23 | ||
| Spain | vs | Bosnia-Herzegovina | 3 - 1 | 2016-05-29 | ||
| Portugal | vs | Belgium | 2 - 1 | 2016-03-29 | ||
| Norway | vs | Russia | 1 - 1 | 2014-05-31 | ||
| Liechtenstein | vs | Andorra | 1 - 0 | 2012-08-14 | ||
| Europa League 2012 - 2013 | ||||||
| qualifiers 1st round | Daugava Daugavpils | vs | Suduva | 2 - 3 | 2012-07-12 | |
| Euro 2012 u19 qualifiers | ||||||
| elite round | Serbia u19 | vs | Romania u19 | 3 - 0 | 2012-05-30 | |
| elite round | Germany u19 | vs | Serbia u19 | 2 - 2 | 2012-05-25 | |