Kaynarca may refer to:
Places Kaynarca, Biga Kaynarca, Bor, a village in Bor district of Niğde Province, Turkey Kaynarca, Horasan Kaynarca, İznik Kaynarca, Pınarhisar, a town in Pınarhisar district, Kırklareli Province in Turkey Kaynarca, Sakarya, a town and district of Sakarya Province in Turkey Kaynarca, Pendik, a town in Pendik district of Istanbul, Turkey Kaynardzha, a village in northeastern Bulgaria, part of Silistra Province Kaynardzha Municipality, a municipality in Silistra Province, northeastern Bulgaria
People with the surname Oktay Kaynarca (born 1965), Turkish actor