| Jan Poštulka | |
| Birth Date: | 1949 3, df=yes |
| Birth Place: | Czechoslovakia |
| Position: | Goalkeeper |
| Years1: | 1971–1978 |
| Years2: | 1978–1980 |
| Years3: | 1980–1981 |
| Years4: | 1981–1982 |
| Years5: | 1982–1983 |
| Clubs1: | Sparta Prague |
| Clubs2: | Inter Bratislava |
| Clubs3: | Bohemians Prague |
| Clubs4: | Vagónka Česká Lípa |
| Clubs5: | Bohemians Prague |
| Caps3: | 8 |
| Caps4: | 12 |
| Caps5: | 0 |
| Goals3: | 0 |
| Goals4: | 0 |
| Goals5: | 0 |
| Manageryears1: | 1983–1990 |
| Manageryears2: | 1990 |
| Manageryears3: | 1991–1993 |
| Manageryears4: | 1993–1994 |
| Manageryears5: | 1995–1996 |
| Manageryears6: | 1996–1998 |
| Manageryears7: | 1998–1999 |
| Manageryears8: | 2000–2004 |
| Manageryears9: | 2005 |
| Manageryears10: | 2005–2006 |
| Manageryears11: | 2007 |
| Managerclubs1: | Bohemians Prague (assistant) |
| Managerclubs2: | Hradec Králové (assistant) |
| Managerclubs3: | Alajuelense |
| Managerclubs4: | Kladno |
| Managerclubs5: | SK Český Brod |
| Managerclubs6: | Sparta Prague (assistant) |
| Managerclubs7: | Municipal |
| Managerclubs8: | FK Teplice (assistant) |
| Managerclubs9: | České Budějovice (assistant) |
| Managerclubs10: | České Budějovice B |
| Managerclubs11: | Banants Yerevan |
Jan Poštulka (born 9 March 1949) is a Czech former football player and later coach. He played as a goalkeeper for Czechoslovak teams Sparta Prague and Bohemians Prague. As a head coach, he enjoyed his greatest success in Central America (Champion of Central America, Champion of Costa Rica, Guatemala Cup Winner, LG Cup Winner) where he worked in the 1990s with the L.D.Alajuelense. As a coach, he spent some years with Sparta Prague. He managed FC Banants Yerevan to victory in the 2007 Armenian Cup.[1]
- champion of Czech Republic
- participation in UEFA Cup
- champion of Costa Rica
- champion of Central America and the Caribbean
- finalist of CONCACAF
- 2x champion of the Czech Republic
- 2x participation in UEFA Champions League
- winner of Guatemala Cup
- LG cup winner (venue Costa Rica)
- Czech cup winner
- 3rd round of UEFA Cup
Fair Play prize of the Czech Olympic Committee for lifetime contribution.
His son Tomáš Poštulka is a goalkeeper, playing notably for Sparta Prague.