Cethegus barraba

{{Short description|Species of spider}}

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| genus = Cethegus

| species = barraba

| authority = Raven, 1984{{cite journal| last=Raven| first=RJ| year=1984| title=Systematics of the Australian curtain-web spiders (Ischnotheline: Dipluridae: Chelicerata) |journal=Australian Journal of Zoology Supplementary Series| pages=1–102 [31]|volume=93 |issue= |doi=10.1071/ajzs093 }}

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Cethegus barraba is a species of mygalomorph spider in the Euagridae family. It is endemic to Australia. It was described in 1984 by Australian arachnologist Robert Raven. The specific epithet barraba refers to the type locality.{{cite web |url= https://biodiversity.org.au/afd/taxa/815ef2e1-7648-4422-9ec4-8f48a428080b|title=Species Cethegus barraba Raven, 1984|author= |date=2022-08-05|website= Australian Faunal Directory |publisher=Dept of Climate Change, Energy, the Environment and Water, Australia |access-date=2023-09-08}}