Troglohnia is a genus of Chinese spiders in the family Hahniidae.
Distribution Troglohnia is endemic to Guizhou and Yunnan provinces of China.
Life style All described species were sampled from caves.
Etymology The genus name refers to its troglobiont (cave-dwelling) life style, combined with the ending of Hahnia.
The species are named after their respective type localities: T. dafang: , found in Dafang County, Guizhou province T. qiubei: , found in Qiubei County, Yunnan province T. : , found in Shidian County, Yunnan province T. : , found in Wuding County, Yunnan province
Species , this genus includes four species:
Troglohnia dafang Lin & Li, 2023 – China Troglohnia qiubei Lin & Li, 2023 – China (type species) Troglohnia shidian Lin & Li, 2023 – China Troglohnia wuding Lin & Li, 2023 – China
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