Acacia kelleri is a shrub or tree belonging to the genus Acacia and the subgenus Juliflorae. It is native to an area in the Northern Territory and the Kimberley region of Western Australia. The shrub or tree is openly branched, slender and often weeping, it typically grows to a height of 1.5 to 7 metres (5 to 23 ft). It blooms from March to October producing yellow flowers.