He currently plays for Valur Women, wearing the number 7 shirt. At the international level, he represents Iceland U23(w). He plays primarily as a Midfield.

Across 6 appearances in the Iceland Besta-deild kvenna 2024, Ísabella Tryggvadóttir registered 2 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.