Leionema oldfieldii is a small shrub that is endemic to mountainous locations in Tasmania, Australia.

It has dark green leaves, compact pale pink to white flowers from November to January.

The inflorescence is a tight group of terminal, pale pink to white flowers on a fleshy, smooth pedicel about 2.5 mm (0.098 in) long with two small bracteoles near the base.

[2] This species was first formally described in 1858 by Ferdinand von Mueller and gave it the name Eriostemon oldfieldii and the description was published in Fragmenta Phytographiae Australiae.

[5][6] Leionema oldfieldii grows in mountainous areas of the south and west coasts of Tasmania.