Grevillea tripartita is a shrub in the family Proteaceae. It is endemic to Western Australia, occurring in proximity to the south coast between the east of the Stirling Range and Point Culver. It has an erect habit and usually grows to between 0.6 and 3 metres in height The red and yellow flowers appear in terminal racemes, predominantly from August to December but also at other times of the year. The species was first formally described by Swiss botanist Carl Meissner in 1856 in the Prodromus Systematis Naturalis Regni Vegetabilis. Two subspecies are recognised: