Ağaoğlu is a Turkish surname. People with the surname include:
Adalet Ağaoğlu (1929–2020), Turkish novelist Ahmet Ağaoğlu (1869–1939), Azerbaijani and Turkish publicist and journalist Ali Ağaoğlu (born 1954), Turkish businessman Burak Ağaoğlu (born 1999), Turkish football player Onur Ağaoğlu (born 1990), Turkish architect and author Samet Ağaoğlu (1909–1982), Turkish politician Süreyya Ağaoğlu (1903–1989), Turkish writer Yeşim Ağaoğlu (born 1966), Turkish artist