Ozicrypta sinclairi is a species of mygalomorph spider in the Barychelidae family. It is endemic to Australia. It was described in 1994 by Australian arachnologists Robert Raven and Tracey Churchill. The specific epithet sinclairi honours environmentalist John Sinclair, who helped preserve the rainforests of Fraser Island.[1]
The species occurs in the Gladstone Region of Queensland in rainforest habitats. The type locality is Deepwater Creek, near Rosedale.[1]