Demirtaş (literally "iron rock") is a Turkish name and may refer to:
People
Aksel Gürcan Demirtaş (born 1973), Turkish female sprinter
Christian Demirtas (born 1984), German footballer
Mehmet Ali Demirtaş (born 1951), Turkish wrestler
Nurettin Demirtaş (born 1972), Turkish politician
Onur Demirtaş (born 1982), Turkish footballer
Selahattin Demirtaş (born 1973), Turkish politician
Soner Demirtaş (born 1991), Turkish freestyle sport wrestler
Places
Demirtaş, Alanya, a village in the district of Alanya, Antalya Province, Turkey
Demirtaş, Dikili, a village in Dikili district of İzmir Province, Turkey
Demirtaş, Gerger, a village in the district of Gerger, Adıyaman Province, Turkey
Demirtaş, Kalecik, a village in the district of Kalecik, Ankara Province, Turkey
Demirtaş, Karakoçan
Demirtaş, Oltu
Demirtaş, Yumurtalık, a village in the district of Yumurtalık, Adana Province, Turkey Demirtaş Dam, Turkey