Prosenik Peak (Bulgarian: връх Просеник, romanized: vrah Prosenik, IPA: [ˈvrɤx prosɛˈnik]) is the peak rising to 2739 m in Doyran Heights, southeast Sentinel Range in Ellsworth Mountains, Antarctica, and surmounting Thomas Glacier to the southeast and Hough Glacier to the east-northeast.

The peak is named after the settlement of Prosenik in Eastern Bulgaria.

Prosenik Peak is located at 78°32′11″S 84°57′38″W / 78.53639°S 84.96056°W / -78.53639; -84.96056, which is 4.75 km north-northeast of Elfring Peak, 3.78 km northeast of Mount Mohl, 4.12 km south-southwest of Mount Tuck and 4.45 km west-northwest of McPherson Peak. US mapping in 1961, updated in 1988.

• Mountains in Antarctica

• Vinson Massif. Scale 1:250 000 topographic map. Reston, Virginia: US Geological Survey, 1988.
• Antarctic Digital Database (ADD). Scale 1:250000 topographic map of Antarctica. Scientific Committee on Antarctic Research (SCAR). Since 1993, regularly updated.

• Prosenik Peak. SCAR Composite Antarctic Gazetteer
• Bulgarian Antarctic Gazetteer. Antarctic Place-names Commission (in Bulgarian)
• Basic data (in English)

• Prosenik Peak. Copernix satellite image

This article includes information from the Antarctic Place-names Commission of Bulgaria which is used with permission.