Marc Nielsen is a 25-year-old professional football player from DEN. He currently plays for Aalborg, wearing the number 5 shirt. He plays primarily as a Defender. He stands at 175cm tall and weighs 69kg. His current market value is estimated at 450K €.

His most recent move was a Free from Hvidovre IF to Aalborg on 2024-07-20.

Throughout the Danish 1st Division 2025-2026, Marc Nielsen featured in 19 matches, averaging 1.6 tackles, 0.9 interceptions, and 3 clearances per game, while blocking 0.1 shots per game.