Karnjanathat Phomsri is a professional footballer from THA and is currently 24 years old. He is on the books of College of Asian Scholars Women and wears shirt number 21. At international level, he features for Thailand Women. His main role on the pitch is Forward.

During the AFF Women’s Championship 2025 campaign, Karnjanathat Phomsri made 5 appearances, scoring 2 goals and adding 0 assists. He averaged 0.4 goals per match from 12 shots, with 6 on target.