Walsura sarawakensis is a tree in the family Meliaceae. It is named for Sarawak in Borneo.
Walsura sarawakensis grows as a small tree up to 6m (20feet) tall. The leaves are lanceolate and measure up to long. The feature green flowers. The fruits are purplish brown.
Walsura sarawakensis is endemic to Borneo, where it is confined to the Tatau District of Sarawak. Its habitat is lowland forests to elevations of .
Walsura sarawakensis has been assessed as critically endangered on the IUCN Red List. It is mainly threatened by logging and conversion of its habitat for tree plantations.