Diospyros ferruginescens is a tree in the family Ebenaceae. It grows up to tall. Twigs dry to black. Inflorescences bear up to nine flowers. The fruits are roundish, up to in diameter. The specific epithet ' is from the Latin meaning 'becoming rusty', referring to the indumentum. Habitat is forests from sea level to altitude. D. ferruginescens is endemic to Borneo.