| Izaac Wanggai | |
| Fullname: | Izaac Yohanes Wanggai |
| Birth Date: | 1982 5, df=y |
| Birth Place: | Nabire, Indonesia |
| Height: | 1.70 m[1] |
| Position: | Defensive midfielder |
| Currentclub: | Persipura Jayapura (Assistant Coach) |
| Years1: | 2005–2009 |
| Caps1: | 45 |
| Goals1: | 2 |
| Years2: | 2009–2013 |
| Caps2: | 106 |
| Goals2: | 7 |
| Years3: | 2014–2018 |
| Caps3: | 30 |
| Goals3: | 0 |
| Years4: | 2018 |
| Caps4: | 5 |
| Goals4: | 0 |
| Years5: | 2019–2021 |
| Caps5: | 30 |
| Goals5: | 3 |
| Totalcaps: | 216 |
| Totalgoals: | 12 |
| Manageryears1: | 2023– |
| Managerclubs1: | Persipura Jayapura |
| Pcupdate: | 29 September 2023 |
Izaac Yohanes Wanggai (born 19 May 1982) was an Indonesian Retired footballer who plays as a defensive midfielder .[2]
His younger brother, Patrich Wanggai, and his cousin, Imanuel Wanggai, is also a football player.