Lithocarpus beccarianus is a tree in the beech family Fagaceae. It is named for the Italian botanist Odoardo Beccari.
Lithocarpus beccarianus grows as a tree up to 30m (100feet) tall with a trunk diameter of up to 60cm (20inches). The brown bark is scaly. The coriaceous leaves measure up to 12cm (05inches) long. Its brown acorns are ellipsoid and measure up to 61NaN1 long.
Lithocarpus beccarianus is endemic to Borneo. Its habitat is dipterocarp forests up to 300m (1,000feet) altitude.