Aladağ is a Turkish place name that means "variegated mountain" and may refer to:
- Aladağ, Adana, a district center of Adana Province, Turkey
- Aladağ mine, a chromium ore mine
- Aladağ, Mersin, a village in Toroslar District of Mersin Province, Turkey
- Aladağ, Tarsus, a village in Tarsus district of Mersin Province, Turkey
- Anti-Taurus Mountains, also known as Aladağlar, mountains in the Central Taurus mountain chain of the Taurus Mountains in Turkey
- Aladagh Rural District, Iran
People with the surname
- Emin Aladağ (born 1983), Turkish footballer
- Merve Aladağ (born 1993), Turkish footballer