Oreshak Peak (Bulgarian: връх Орешак, ‘Vrah Oreshak’ \'vr&h o-re-'shak\) is the peak rising to 2800 m in the Bangey Heights of north-central Sentinel Range in Ellsworth Mountains, Antarctica. It is surmounting Patleyna Glacier to the south-southwest and Embree Glacier to the west and north.
The peak is named after the settlements of Oreshak in Northern and Northeastern Bulgaria.
Oreshak Peak is located at , which is 1.75 km north-northwest of Golemani Peak, 6.86 km north-northeast of Mount Todd, 6.36 km east-southeast of Mount Goldthwait, 4.43 km southwest of Mount Schmid and 2.66 km west of Fucha Peak. US mapping in 1961, updated in 1988.
This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.