Davenport Murchison Ranges is an interim Australian bioregion located in the Northern Territory. It has an area of 5,805,108 hectares (14,344,730 acres). The bioregion is part of the larger Great Sandy-Tanami desert ecoregion.

Davenport Murchison Ranges is made up of three subregions:

Less than 5% of the bioregion is in protected areas, the largest of which is Iytwelepenty / Davenport Range National Park in the Barkly subregion.