Oona Siren is a 26-year-old professional football player from FIN. He currently plays for West Ham United Women, wearing the number 4 shirt. At the international level, he represents Finland Women. He plays primarily as a Midfield.

Across 16 appearances in the English FA Women's Super League 2025-2026, Oona Siren registered 0 goals and 0 assists, while completing 4 key passes out of 397 total passes with a passing accuracy of 21.1.