Celsus Peak () is a peak west of D'Ursel Point in the southern part of Brabant Island, in the Palmer Archipelago. It was first mapped by the Belgian Antarctic Expedition, 1897-99, under Gerlache. It was photographed by Hunting Aerosurveys Ltd in 1956-57, mapped from these photos in 1959, and named by the UK Antarctic Place-Names Committee for Aulus Cornelius Celsus, a Roman who lived in the 1st century AD and was a great Latin classical medical writer. The estimated terrain elevation above sea level is 712 metres.