Kaokoxylon is an extinct Gondwanan genus of gymnosperm from the Permian and Triassic. Fossils assigned to the genus or its type species, Kaokoxylon zalesskyi, have been found in South America (Brazil, Argentina), India (Bengal), and Antarctica. In Brazil fossil regions have been found in the region of the Brazilian paleopark, Paleorrota, in the city of Faxinal do Soturno on Linha São Luiz. This outcrop is located in Caturrita Formation.