Adramyttium was an ancient city and bishopric in Aeolis, in modern-day Turkey. It was originally located at the head of the Gulf of Adramyttium, at Ören in the Plain of Thebe, 4 kilometres west of the modern town of Burhaniye, but later moved 13 kilometres northeast to its current location and became known as Edremit.

Edremit, formerly Adramyttium, is a municipality and district of Balıkesir Province, Turkey. Its area is 682 km2, and its population is 167,901 (2022).