| Sanchai Nontasila | |
| Fullname: | Sanchai Nontasila |
| Birth Date: | 1996 3, df=yes |
| Birth Place: | Bangkok, Thailand |
| Currentclub: | BG Pathum United |
| Clubnumber: | 2 |
| Position: | Left back |
| Youthyears1: | 2010–2014 |
| Youthclubs1: | BEC Tero Sasana |
| Years1: | 2014–2023 |
| Clubs1: | Police Tero |
| Caps1: | 84 |
| Goals1: | 0 |
| Years2: | 2014 |
| Clubs2: | → BCC Tero (loan) |
| Caps2: | 19 |
| Goals2: | 0 |
| Years3: | 2017 |
| Clubs3: | → Udon Thani (loan) |
| Caps3: | 20 |
| Goals3: | 0 |
| Years4: | 2019 |
| Clubs4: | → Thai Honda (loan) |
| Caps4: | 19 |
| Goals4: | 2 |
| Years5: | 2023–2024 |
| Clubs5: | Ratchaburi |
| Caps5: | 27 |
| Goals5: | 1 |
| Years6: | 2024– |
| Clubs6: | BG Pathum United |
| Caps6: | 0 |
| Goals6: | 0 |
| Club-Update: | 4 April 2024 |
Sanchai Nontasila (สัญชัย นนทศิลา; born 30 March 1996) is a Thai professional footballer who plays as a left back for Thai League 1 club BG Pathum United.[1] [2]