| János Mátyus | |
| Birth Date: | 1974 12, df=yes |
| Birth Place: | Győr, Hungary |
| Height: | 1.94 m |
| Currentclub: | Kisvárda (manager) |
| Position: | Full-back |
| Years1: | 1993–1998 |
| Clubs1: | Budapest Honvéd |
| Caps1: | 94 |
| Goals1: | 11 |
| Years2: | 1998–2000 |
| Clubs2: | Ferencváros |
| Caps2: | 38 |
| Goals2: | 7 |
| Years3: | 2000–2002 |
| Clubs3: | Energie Cottbus |
| Caps3: | 57 |
| Goals3: | 5 |
| Years4: | 2002–2003 |
| Clubs4: | Hibernian |
| Caps4: | 14 |
| Goals4: | 0 |
| Years5: | 2003–2005 |
| Clubs5: | Admira Wacker Mödling |
| Caps5: | 49 |
| Goals5: | 4 |
| Years6: | 2005–2007 |
| Clubs6: | Győri ETO FC |
| Caps6: | 39 |
| Goals6: | 4 |
| Years7: | 2007–2008 |
| Clubs7: | Ferencváros |
| Caps7: | 26 |
| Goals7: | 5 |
| Years8: | 2008 |
| Clubs8: | ASIL Lysis |
| Caps8: | 0 |
| Goals8: | 0 |
| Years9: | 2009–2010 |
| Clubs9: | Tatabánya |
| Caps9: | 37 |
| Goals9: | 5 |
| Years10: | 2014 |
| Clubs10: | Ferencváros |
| Caps10: | 0 |
| Goals10: | 0 |
| Totalcaps: | 354 |
| Totalgoals: | 41 |
| Nationalyears1: | 1998–2002 |
| Nationalteam1: | Hungary |
| Nationalcaps1: | 34 |
| Nationalgoals1: | 3 |
| Manageryears1: | 2009–2010 |
| Managerclubs1: | FC Tatabánya (assistant) |
| Manageryears2: | 2010–2014 |
| Managerclubs2: | REAC |
| Manageryears3: | 2014 |
| Managerclubs3: | Lombard Pápa |
| Manageryears4: | 2014–2016 |
| Managerclubs4: | Nyíregyháza Spartacus |
| Manageryears5: | 2019–2021 |
| Managerclubs5: | Haladás |
| Manageryears6: | 2021 |
| Managerclubs6: | Sopron |
| Manageryears7: | 2022–2023 |
| Managerclubs7: | Budafok |
| Manageryears8: | 2023 |
| Managerclubs8: | Kisvárda |
János Mátyus (born 20 December 1974) is a Hungarian professional association football coach and a former full-back.
On 3 September 2023, he was appointed as the coach of Kisvárda FC.[1]
He made his debut for the Hungary national team in 1998, and made 34 appearances and scored three goals between then and 2002.[2]