Roy Ferenčina (born 4 June 1970) is a Croatian football manager and former player. He also holds American citizenship. Ferenčina spent his entire career playing for Croatian clubs and he had spells at Dinamo Zagreb, Trešnjevka, Inter Zaprešić, Marsonia and Hrvatski Dragovoljac before coming to Slaven Belupo in 1997. Ferenčina is mainly remembered for his time at Slaven, where he spent the last 8 years of his playing career, appearing in a total of 172 matches and scoring 11 goals for the club. Ferenčina retired from football in February 2005 after a fallout with Slaven manager Branko Karačić during the club's winter break friendly game at the Andrija Anković Memorial Tournament.