Marvin Keller (born 3 July 2002) is a Swiss professional footballer who plays as a goalkeeper for the Swiss club Winterthur on loan from Young Boys. Born in England, he is a youth international for Switzerland.
Professional career
Keller began playing goalkeeper after his father bought him goalie gloves as a joke. He is a youth product of Grasshoppers, having joined their youth academy at the age of 7. He was promoted to their U21s in the 2019–20 season, and was called up to their bench as backup goalkeeper in the Swiss Challenge League. On 8 January 2020, he signed a professional contract with Grasshoppers until 2020 and was formally promoted to their senior team as third goalkeeper. After 12 yeears with Grasshoppers, he transferred to FC Wil on 8 June 2021. On 24 March 2022, he extended his contract with the club until 2024 after cementing the starting spot in the squad. He transferred to the Swiss Super League club Young Boys on 12 February 2023 after they activated his release clause after a season-ending injury to their starting goalkeeper David von Ballmoos. He made his professional debut with Young Boys in a 1–1 Swiss Super League tie with FC Zürich on 14 May 2023. He started 3 matches of the season as Grasshoppers won the 2023–24 Swiss Super League. He also started for Young Boys in the 2022–23 Swiss Cup final against FC Lugano on 4 June 2023 after the second goalkeeper Anthony Racioppi was out injured, and made crucial saves as his team won 3–2 to win the cup.
On 13 September 2023, Keller joined Winterthur on loan.
International career
Born in London, England, Keller is of Swiss descent. He is a youth international for Switzerland, having played up to the Switzerland U21s.