Dysoxylum pachyrhache is a species of tree in the family Meliaceae. The specific epithet ' is from the Greek meaning 'thick axis', referring to the axis width of the inflorescence.
The tree grows up to tall with a trunk diameter of up to . The bark is chocolate-brown. The scented flowers are cream-coloured. The fruits are orange-red, somewhat pear-shaped, and grow up to long.
Dysoxylum pachyrhache is endemic to Borneo. Its habitat is rain forest from sea-level to elevation.