Rinzia dimorphandra, commonly known as the Esperance rinzia, is a plant species of the family Myrtaceae endemic to Western Australia.
The rounded shrub typically grows to a height of 0.25m (00.82feet). It blooms in October producing white-pink flowers.
It is found along the south coast in the Goldfields-Esperance region of Western Australia centred around the town of Esperance where it grows in sandy soils.