Lithocarpus kochummenii is a tree in the beech family Fagaceae. It is named for the botanist K. M. Kochummen.
Lithocarpus kochummenii grows as a tree up to 30m (100feet) tall with a trunk diameter of up to 60cm (20inches) with stilt roots measuring up 2m (07feet) high. The reddish brown bark is fissured or lenticellate. Its coriaceous leaves measure up to 22cm (09inches) long. The flowers are solitary along the rachis. Its brown acorns are conical and measure up to 20NaN0 across.
Lithocarpus kochummenii is endemic to Borneo. Its habitat is kerangas, riverside or montane forests from 900m (3,000feet) to 1300m (4,300feet) elevation.