Jakov Fak (born 1 August 1987) is a Croatian-born Slovenian biathlete. As a member of the Croatian biathlon team, Fak won a bronze medal at the World Championships in 2009 and another bronze at the 2010 Winter Olympics where he had the honor of carrying his nation's' Croatian flag in the opening ceremony. In 2010, Fak announced he would move to the Slovenian biathlon team and has represented Slovenia since the beginning of the 2010/2011 season. At the 2012 World Championships, Fak won a gold medal at 20 km event and a silver medal at the mixed relay, together with Andreja Mali, Teja Gregorin and Klemen Bauer.
Fak began to compete in biathlon in 2001 under the trainer Robert Petrović. His first international biathlon tournament was the Junior World Championships in Ridnaun in 2002 where his best result was 64th place in the Sprint event. Fak improved his performance in 2008, eventually finishing in the top 10 at that year's Junior World Championships.
Since 2006, Fak has participated in the Biathlon World Cup. In his first race in the World Cup in Hochfilzen Fak finished 107th. For a long time his best performance was 47th place which he reached in an Individual race in 2007 in Pokljuka. In 2007 he participated in his first Biathlon World Championships, finishing 78th in the Sprint race and 93rd in the Individual.
Jakov is a Croatian and Serbian masculine given name, a variant of the biblical name Jacob. It may refer to:
Jakov (Serbian: Јаков I) was the Archbishop of Serbs from 1286 to 1292. He is venerated as a saint, Saint Jakov.
Information on Jakov is scarce, it is known that he renovated and founded churches, and that he likely transferred the episcopal see from Žiča to the Peć metochion. He had special love for the Studenica, which he provided liturgical books and church accessories. He had special care for Serbian ascetics.
He received his aureola with his saintly purity and Christian love, he was gentle, humble and charitable. The Serbian Orthodox Church venerates him on February 3, in the Church calendar, while February 16, on the Gregorian calendar.