Mount Dulang-dulang, dubbed by Filipino mountaineers as "D2", is one of the highest elevation peaks in the Kitanglad Mountain Range, located in the north central portion of the province of Bukidnon in the island of Mindanao. It is the second highest mountain of the Philippines at 2,938 metres (9,639 ft) above sea level, second only to Mount Apo of Davao at 2,954 m (9,692 ft) and slightly higher than Mount Pulag of Luzon, the third highest at 2,922 m (9,587 ft).

Mount Dulang-dulang, similar to other peaks located in the Kitanglad Mountain Range, is covered by lofty forests and is a home to a variety of fauna and flora. It is home to 58 mammal species including bats, squirrels, monkeys, wild boars, flying lemurs, shrews, and deer. The Philippine Eagle is also sighted within the vicinity of the mountain.

The mountain is regarded by the Talaandig tribe of Lantapan as a sacred place. It is also within the ancestral domain of the tribe.