Grevillea subterlineata is an shrub of the genus Grevillea native to an area in the Mid West and Goldfields-Esperance regions of Western Australia. The shrub typically grows to a height of 2 to 2.5 metres (6.6 to 8.2 ft) and has non-glaucous branchlets. It has simple, dissected, subpinnatisect leaves with a blade that is 80 to 150 millimetres (3.1 to 5.9 in) and 1.5 to 3 mm (0.06 to 0.12 in). It blooms in August and produces a terminal raceme irregular inflorescence with pink or white flowers and white styles. Later it forms fruit that are 18 to 22 mm (0.7 to 0.9 in) long.