Eremophila subangustifolia is a flowering plant in the figwort family, Scrophulariaceae and is endemic to the south-west of Western Australia.

It is a highly branched shrub which produces a slightly unpleasant odour and has its younger parts densely covered with greyish hairs.

Eremophila subangustifolia is an erect shrub which grows to a height of 1–2.5 m (3–8 ft) and which emits a slightly unpleasant odour.

Flowering occurs mainly from June to October and the fruits which follow are dry, oval-shaped, wrinkled, glabrous and 2–2.5 mm (0.08–0.1 in) long.

)[2][3] Eremophila subangustifolia was first formally described in 2018 by Andrew Brown and Tanya Llorens from a specimen collected near Eneabba and the description was published in Nuytsia.