Diplodactylus mitchelli, sometimes called commonly the Pilbara stone gecko, is a species of lizard in the family Diplodactylidae. The species is endemic to Australia.
The specific name, mitchelli, is in honor of Australian herpetologist Francis John Mitchell.
As an adult, Diplodactylus mitchelli has an average snout-to-vent length (SVL) of . Dorsally, it is brown or reddish brown, with a paler vertebral stripe.
Diplodactylus mitchelli is found in the North West Cape and Pilbara regions of Western Australia.
The preferred natural habitat of Diplodactylus mitchelli is grassland.
Diplodactylus mitchelli is oviparous
Diplodactylus mitchelli is a member of the Diplodactylus vittatus species group.