Marios Tsaousis is a 26-year-old professional football player from GRE. He currently plays for Panserraikos, wearing the number 14 shirt. He plays primarily as a Defender. His preferred foot is Left. His current market value is estimated at 450K €.

His most recent move was a from FC Aris Thessaloniki U21 to Panserraikos on 2025-07-19.

Throughout the Super League Greek 2025-2026, Marios Tsaousis featured in 22 matches, averaging 1.6 tackles, 1 interceptions, and 2.4 clearances per game, while blocking 0.1 shots per game.