Conostephium roei is a species of flowering plant in the family Ericaceae and is endemic to the southwest of Western Australia.

It is an erect shrub with egg-shaped, oblong or linear leaves with and white and purple or reddish brown flowers.

The sepals are white, less than 6.5 mm (0.26 in) long, the petal tube conical, hairy near the tip, and purple or reddish brown.

[2][3] Conostephium roei was first formally described in 1868 by George Bentham in Flora Australiensis from specimens collected "in the interior" by John Septimus Roe.

[2][5] This conostephium is listed as "not threatened" by the Western Australian Government Department of Biodiversity, Conservation and Attractions.