Ilex havilandii is a plant in the family Aquifoliaceae, native to Borneo. It is named for the British naturalist George Darby Haviland.
Ilex havilandii may grow as a shrub or as a tree up to 14m (46feet) tall or as an epiphyte. The bark is white to grey. The leathery leaves are elliptic to oblong and measure up to long. The, in, feature white to pinkish-purple flowers. The round fruits are dark purple or reddish.
Ilex havilandii is endemic to Borneo. Its habitat is on ridges, in forests to elevations of .