Madhuca sepilokensis is a tree in the family Sapotaceae. It is named for Sepilok in Malaysia's Sabah state.
Madhuca sepilokensis grows up to 13m (43feet) tall, with a trunk diameter of up to 15cm (06inches). Inflorescences bear up to six flowers.
Madhuca sepilokensis is endemic to Borneo. Its habitat is lowland mixed dipterocarp forest to 100m (300feet) altitude.
Madhuca sepilokensis has been assessed as endangered on the IUCN Red List. The species is threatened by logging and conversion of land for palm oil plantations.