Platnickus is a genus of spiders in the family Gnaphosidae.
The genus is named after influential arachnologist Norman I. Platnick (1951-2020). It was established while revising the genus Scopoides, originally erected by Platnick in 1989, separating the Chinese from the North American species of the genus.
Platnickus is endemic to Xizang and Sichuan provinces of China.
, this genus includes three species: