| Johan Plat | |
| Fullname: | Johannes Cornelis Jozef Plat |
| Birth Date: | 26 February 1987 |
| Birth Place: | Purmerend, Netherlands |
| Position: | Striker |
| Currentclub: | Castellón (assistant) |
| Youthclubs1: | RKAV Volendam |
| Youthclubs2: | Ajax |
| Youthyears3: | –2006 |
| Youthclubs3: | AZ |
| Years1: | 2007–2008 |
| Clubs1: | FC Volendam |
| Caps1: | 14 |
| Goals1: | 1 |
| Years2: | 2008–2009 |
| Clubs2: | FC Zwolle |
| Caps2: | 18 |
| Goals2: | 2 |
| Years3: | 2009–2010 |
| Clubs3: | FC Dordrecht |
| Caps3: | 11 |
| Goals3: | 1 |
| Years4: | 2010 |
| Clubs4: | FC Oss |
| Caps4: | 13 |
| Goals4: | 5 |
| Years5: | 2010–2012 |
| Clubs5: | Telstar |
| Caps5: | 59 |
| Goals5: | 25 |
| Years6: | 2012–2014 |
| Clubs6: | Hansa Rostock |
| Caps6: | 54 |
| Goals6: | 14 |
| Years7: | 2014–2015 |
| Clubs7: | Roda JC Kerkrade |
| Caps7: | 19 |
| Goals7: | 7 |
| Years8: | 2015 |
| Clubs8: | Katwijk |
| Caps8: | 5 |
| Goals8: | 0 |
| Manageryears1: | 2016–2018 |
| Managerclubs1: | Katwijk (assistant) |
| Manageryears2: | 2018 |
| Managerclubs2: | Katwijk (caretaker) |
| Manageryears3: | 2018–2019 |
| Managerclubs3: | RKAV Volendam (youth) |
| Manageryears4: | 2019–2021 |
| Managerclubs4: | FC Volendam U21 |
| Manageryears5: | 2021–2023 |
| Managerclubs5: | Zwolle (assistant) |
| Manageryears6: | 2023– |
| Managerclubs6: | Castellón (assistant) |
Johan Plat (born 26 February 1987) is a Dutch football coach and former player who played as a striker. He is the current assistant coach of Spanish club Castellón.
Plat formerly played for FC Volendam, FC Zwolle, FC Dordrecht, FC Oss, Telstar, Hansa Rostock, Roda JC Kerkrade and VV Katwijk. After retiring, he worked as an assistant coach at several clubs before forming a partnership with Dick Schreuder at PEC Zwolle in 2021.