Matija Kvasina (born 4 December 1981) is a Croatian racing cyclist, who most recently rode for UCI Continental team Team Felbermayr–Simplon Wels. He finished 56th in the road race and 38th in the road time trial at the 2008 Summer Olympics in Beijing. In 2017, Kvasina was given a four-year doping suspension after a positive drugs test at that year's Flèche du Sud.