Mysmena wawuensis is a species of spider found in China. It grows to 0.75 millimetres long. It is named after the Wawu Mountain National Forest Park in Sichuan Province in southwestern China where it was discovered and first described in 2013 by Yucheng Lin and Shuqiang Li. It was collected from the leaf litter at an altitude of 1,929 metres (6,329 ft) and is only known from the type locality.