Oreshak Peak (Bulgarian: връх Орешак, romanized: vrah Oreshak, IPA: [ˈvrɤx orɛˈʃak]) is the peak rising to 2829 m[1] in the Bangey Heights of north-central Sentinel Range in Ellsworth Mountains, Antarctica. It is surmounting Patleyna Glacier to the south-southwest, Embree Glacier to the west and north, and Marsa Glacier to the east.
The peak is named after the settlements of Oreshak in Northern and Northeastern Bulgaria.