Paisiy Peak (Bulgarian: връх Паисий, romanized: vrah Paisiy, IPA: [ˈvrɤx pɐˈisij]) rises to approximately 550 m in the Delchev Ridge, Tangra Mountains, eastern Livingston Island in the South Shetland Islands, Antarctica surmounting Sopot Ice Piedmont to the north and east.
The peak is named after St. Paisiy Hilendarski (St. Paisius of Chilendar, 1722–73), a famous figure of the Bulgarian National Revival, and author of the book ‘Slavonic-Bulgarian History: On the People, Bulgarian Czars and Saints, and All Bulgarian Deeds and Events’.