Acacia kingiana was a species of wattle that occurred in an area north east of Wagin in the Avon Wheatbelt region of south-west Western Australia. It has been declared extinct under Australia's Environment Protection and Biodiversity Conservation Act 1999, and Western Australia's Wildlife Conservation Act 1950.[1]
The species was described by Joseph Maiden and William Blakely in 1928. They described the species as a bushy shrub 2- tall, with 10mm-long, 2mm-wide phyllodes, and yellow flowers. It grew in gravelly soil.