Jaka is a given name. Notable people with the name include:
Jaka Ankerst (born 1989), Slovenian ice hockey player
Jaka Bizilj (born 1971), Slovenian film producer
Jaka Blažič (born 1990), Slovenian professional basketball
Jaka Hvala (born 1993), Slovenian ski jumper
Faraz Jaka (born 1985), American professional poker player and businessman
Jaka Tingkir, founder and the first king of the Sultanate of Pajang
Almerindo Jaka Jamba (born 1949), Angolan politician and former rebel leader in UNITA
Jaka Jazbec, Italian sprint canoeist who has competed since the mid-2000s
Jaka Klobučar (born 1987), Slovenian professional basketball player
Jaka Lakovič (born 1978), Slovenian professional basketball player
Jaka Mwambi, Tanzanian politician and diplomat
Jaka Singgih (born 1958), Indonesian businessman, Managing Director of Bumi Laut Group
Jaka Štromajer (born 1983), Slovenian football striker
Jaka Železnikar (born 1971), Slovene author of computational poetry and visual art