Karnjanathat Phomsri is a 24-year-old professional football player from THA. He currently plays for College of Asian Scholars Women, wearing the number 21 shirt. At the international level, he represents Thailand Women. He plays primarily as a Forward.

In the AFF Women’s Championship 2025 season, Karnjanathat Phomsri scored 2 goals and provided 0 assists across 5 appearances, averaging 0.4 goals per game with 12 shots attempted and 6 on target.