Thomas Gundelund Nielsen is a 24-year-old professional football player from DEN. He currently plays for Vejle, wearing the number 2 shirt. He plays primarily as a Defender. He stands at 180cm tall and weighs 68kg. His preferred foot is Right. His current market value is estimated at 750K €.

His most recent move was a from Vejle U19 to Vejle on 2018-06-30.

Throughout the Danish Cup 2025-2026, Thomas Gundelund Nielsen featured in 3 matches, averaging 1.7 tackles, 0.7 interceptions, and 1.3 clearances per game, while blocking 0 shots per game.