Gunnar Olsen is a 18-year-old professional football player from ISL. He currently plays for FC Kobenhavn U19, wearing the number 7 shirt. He plays primarily as a Midfield. His preferred foot is Right.

His most recent move was a from FC Copenhagen Youth to FC Kobenhavn U19 on 2025-02-01.

Across 2 appearances in the UEFA Youth League 2025-2026, Gunnar Olsen registered 2 goals and 0 assists, while completing 0 key passes out of 0 total passes with a passing accuracy of -.