Marvin Keller

Marvin Keller is a Swiss goalkeeper who plays for BSC Young Boys. Born in England on 3 July 2002, he developed at Grasshopper Club Zürich, joining its academy at seven and progressing to the under-21 side during the 2019–20 season. He moved to FC Wil in June 2021, where regular Challenge League football accelerated his senior development. Young Boys signed Keller in February 2023, and he made a decisive early impact in the Swiss Cup final against FC Lugano on 4 June, helping secure a 3–2 win and the domestic double. Young Boys then loaned him to FC Winterthur for 2023–24, when he made 31 appearances and recorded six clean sheets. Keller returned to Young Boys after gaining a full Super League season of experience. At 189 centimetres, Marvin Keller is noted for reflex saves, proactive one-on-ones, coming off his line and short distribution.