Leonidas Stergiou is a 25-year-old professional football player from SUI. He currently plays for FC Heidenheim, wearing the number 25 shirt. At the international level, he represents Switzerland U21. He plays primarily as a Defender. He stands at 180cm tall and weighs 75kg. His preferred foot is Right. His current market value is estimated at 3.5M €.

His most recent move was a Loan from 1. FC Heidenheim 1846 to VfB Stuttgart on 2026-06-30.

Throughout the Bundesliga 2025-2026, Leonidas Stergiou featured in 8 matches, averaging 0.8 tackles, 0.3 interceptions, and 0.8 clearances per game, while blocking 0 shots per game.