Sylvano Dominique Comvalius (born 10 August 1987) is a Dutch professional footballer who plays as a striker for Hessen Kassel. He is best known for his spell at Maltese Premier League club Birkirkara, where he became the club's topscorer and won the Maltese Premier League.On 1 October 2010, Comvalius signed a short term deal with Scottish First Division side Stirling Albion.In January 2011, he moved to Al-Salmiya SC in Kuwait. In June 2011, he joined Kazakh club FC Atyrau.