At international level, he features for Denmark U16. His main role on the pitch is Defender.

His latest transfer saw him join Horsens U19 from AC Horsens Youth via on 2024-07-01.

Across the UEFA U17 Nordic Tournament 2024, anton mandrup appeared in 3 matches and averaged 0 tackles, 0 interceptions, 0 clearances, and 0 blocked shots per game.