Tangaraneus is a monotypic genus of spiders in the family Araneidae containing the single species, Tangaraneus geqian.
Tangaraneus geqian has been recorded from Xishuangbanna in Yunnan province, China.
The genus is named after Chinese arachnologist () in combination with the related genus Araneus. The species is named after the song ("step aside") by Taiwanese singer Jay Chou.