Janis Widmer is a 19-year-old professional football player from SUI. He currently plays for FC Wil 1900, wearing the number 29 shirt. He plays primarily as a Goalkeeper. His preferred foot is Right.

His most recent move was a Free from FC St.Gallen U21 to FC Wil 1900 on 2026-01-26.

In the Switzerland Super League 2025-2026, Janis Widmer played 3 matches, averaging 0 interceptions, 0 tackles, and 0 clearances per game.