Karišik is a Bosnian surname. Karišik comes from the Turkish word "karışık" which means "mixed". Notable people with the surname include:
Eldin Karišik (born 1983), Swedish footballer Esad Karišik, Serbian-Bosniak football manager and former player Kenan Karisik (born 1987), Bosnian-Turkish footballer Miloš Karišik (born 1988), Serbian footballer Tanja Karišik-Košarac (born 1991), Bosnian cross country skier and biathlete
See also İlişki Durumu: Karışık, remake of Full House (Turkish TV series) Teresia Karisik (Sage), a Marvel Comics character