| Vadym Yanchak | |
| Fullname: | Vadym Ihorovych Yanchak |
| Birth Date: | 7 February 1999 |
| Birth Place: | Sambir, Lviv Oblast, Ukraine |
| Height: | 1.72 m |
| Position: | Midfielder |
| Currentclub: | FC Oleksandriya |
| Clubnumber: | 71 |
| Youthyears1: | –2014 |
| Youthclubs1: | KOLIPS Shturm Kostopil |
| Youthyears2: | 2014–2018 |
| Youthclubs2: | Lviv |
| Years1: | 2017–2019 |
| Clubs1: | Lviv |
| Caps1: | 21 |
| Goals1: | 0 |
| Years2: | 2019–2020 |
| Caps2: | 4 |
| Goals2: | 1 |
| Years3: | 2019–2020 |
| Clubs3: | → Poprad (loan) |
| Caps3: | 13 |
| Goals3: | 0 |
| Years4: | 2020– |
| Clubs4: | Oleksandriya |
| Caps4: | 1 |
| Goals4: | 0 |
| Nationalyears1: | 2019 |
| Nationalcaps1: | 2 |
| Nationalgoals1: | 0 |
| Nationalyears2: | 2018 |
| Nationalcaps2: | 1 |
| Nationalgoals2: | 1 |
| Pcupdate: | 10 May 2021 |
| Ntupdate: | 1 May 2021 |
Vadym Ihorovych Yanchak (Ukrainian: Вадим Ігорович Янчак; born 7 February 1999) is a Ukrainian football player. He plays for FC Oleksandriya.
He made his Ukrainian Second League debut for Lviv on 19 August 2017 in a game against Nyva Vinnytsia.[1]