| Kritsada Nonchai | |
| Fullname: | Kritsada Nonchai |
| Birth Date: | 2 February 1989 |
| Birth Place: | Khon Kaen, Thailand |
| Currentclub: | Phitsanulok |
| Clubnumber: | 1 |
| Position: | Goalkeeper |
| Years1: | 2009 |
| Years2: | 2010–2011 |
| Years3: | 2012 |
| Years4: | 2013 |
| Years5: | 2015 |
| Years6: | 2015 |
| Clubs6: | → Chiangmai (loan) |
| Years7: | 2015 |
| Years8: | 2018–2019 |
| Caps8: | 3 |
| Goals8: | 0 |
| Years9: | 2020 |
| Caps9: | 1 |
| Goals9: | 0 |
| Years10: | 2020– |
| Caps10: | 18 |
| Goals10: | 0 |
| Pcupdate: | 23 April 2022 |
Kritsada Nonchai (Thai: กฤษฏา โนนชัย, born February 2, 1989) is a Thai professional footballer who plays as a goalkeeper.