Stephan Vinicius Seiler (born 16 September 2000) is a professional footballer who plays as a midfielder for Swiss Challenge League club Schaffhausen.
Born in Brazil, he represents Switzerland internationally.
Seiler made his professional debut with FC Zürich in a 3–2 Swiss Super League loss to BSC Young Boys on 19 June 2020.
[1] On 31 August 2022, Seiler joined Winterthur on a season-long loan.
[4] Seiler was born in Brazil to a Swiss father and Brazilian mother, and moved to Switzerland at a young age.