Martin Koscelník is a 32-year-old professional football player from SVK. He currently plays for Synot Slovacko, wearing the number 7 shirt. He plays primarily as a Defender. He stands at 179cm tall and weighs 69kg. His current market value is estimated at 225K €.

His most recent move was a Free from NAC Breda to Synot Slovacko on 2025-01-29.

Throughout the Czech Chance Liga 2025-2026, Martin Koscelník featured in 18 matches, averaging 0.3 tackles, 0.9 interceptions, and 1.6 clearances per game, while blocking 0.1 shots per game.