| Jean-François Kornetzky | |
| Birth Date: | 27 July 1982 |
| Birth Place: | Wissembourg, France |
| Height: | 1.89 m |
| Position: | Goalkeeper |
| Youthclubs1: | Lierse |
| Youthyears2: | –2001 |
| Youthclubs2: | Strasbourg |
| Years1: | 2001–2002 |
| Clubs1: | RFC Liège |
| Years2: | 2002–2003 |
| Clubs2: | Strasbourg B |
| Years3: | 2003–2004 |
| Clubs3: | SR Colmar |
| Years4: | 2004–2010 |
| Clubs4: | Karlsruher SC II |
| Caps4: | 47 |
| Goals4: | 0 |
| Years5: | 2004–2010 |
| Clubs5: | Karlsruher SC |
| Caps5: | 17 |
| Goals5: | 0 |
| Years6: | 2011 |
| Clubs6: | SV Sandhausen |
| Caps6: | 5 |
| Goals6: | 0 |
| Years7: | 2011–2012 |
| Clubs7: | SC Idar-Oberstein |
| Caps7: | 23 |
| Goals7: | 0 |
| Years8: | 2012–2013 |
| Clubs8: | SC Schiltigheim |
| Caps8: | 22 |
| Goals8: | 0 |
| Years9: | 2013–2015 |
| Clubs9: | Rot-Weiß Erfurt |
| Caps9: | 1 |
| Goals9: | 0 |
| Years10: | 2015–2017 |
| Clubs10: | Dynamo Dresden |
| Caps10: | 2 |
| Goals10: | 0 |
| Years11: | 2017–2018 |
| Clubs11: | SV Röchling Völklingen |
| Caps11: | 14 |
| Goals11: | 0 |
| Years12: | 2018 |
| Clubs12: | US Hostert |
Jean-François Kornetzky (born 27 July 1982) is a French former professional footballer who played as a goalkeeper.[1]