| Tjaak Pattiwael | |
| Fullname: | Isaak "Tjaak" Pattiwael |
| Birth Date: | 23 February 1914 |
| Birth Place: | Dutch East Indies |
| Position: | Forward |
| Clubs1: | VV Jong Ambon Batavia |
| Nationalteam1: | Dutch East Indies |
Isaak "Tjaak" Pattiwael (23 February 1914 – 16 March 1987) was an Indonesian football forward who played for the Dutch East Indies in the 1938 FIFA World Cup.[1] He also played for VV Jong Ambon Batavia.