Arunachal East Lok Sabha constituency is one of the two Lok Sabha (lower house of the Indian Parliament) constituencies in Arunachal Pradesh state in northeastern India. This constituency covers the entire Upper Siang, East Siang, Dibang Valley, Lower Dibang Valley, Lohit, Anjaw, Changlang and Tirap districts.
Presently, Arunachal East Lok Sabha constituency comprises the following 27 Assembly segments: