Grevillea hirtella is a species of flowering plant in the family Proteaceae and is endemic to the west of Western Australia.

It is a spreading shrub with crowded linear and divided leaves and clusters of pale pink to deep red flowers.

The flowers are pale pink to deep pinkish red, the style with a green tip, the pistil 20–25 mm (0.79–0.98 in) long.

Flowering mainly occurs from August to November and the fruit is an oblong to elliptic follicle 12–13 mm (0.47–0.51 in) long.

[8] Grevillea hirtella grows in open heathland on sandy or loamy soils of up to 200m above sea level in scattered populations between Mingenew and Walkaway in the Avon Wheatbelt and Geraldton Sandplains bioregions of Western Australia.