Christos Sielis is a 26-year-old professional football player from CYP. He currently plays for Panetolikos Agrinio, wearing the number 16 shirt. He plays primarily as a Defender. He stands at 186cm tall and weighs 75kg. His preferred foot is Right. His current market value is estimated at 700K €.

His most recent move was a from Volos NPS to Panetolikos Agrinio on 2024-06-30.

Throughout the Super League Greek 2025-2026, Christos Sielis featured in 20 matches, averaging 0.7 tackles, 0.7 interceptions, and 5.4 clearances per game, while blocking 0 shots per game.