Gustav Olsted Marcussen is a 28-year-old professional football player from DEN. He currently plays for Fredericia, wearing the number 7 shirt. He plays primarily as a Forward. He stands at 179cm tall and weighs 70kg. His preferred foot is Right. His current market value is estimated at 750K €.

His most recent move was a from Fremad Amager to Fredericia on 2023-07-04.

In the Danish Superliga 2025-2026 season, Gustav Olsted Marcussen scored 4 goals and provided 1 assists across 21 appearances, averaging 0.2 goals per game with 25 shots attempted and 9 on target.