Karusasaurus jordani, also known commonly as Jordan's girdled lizard and the Namibian girdled lizard, is a species of small, spiny lizard in the family Cordylidae. The species is endemic to Namibia.
The specific name, jordani, is in honor of German-born British entomologist Heinrich Ernst Karl Jordan.
K. jordani is found in central Namibia.
The preferred natural habitat of K. jordani is rocky hillsides in savanna, at altitudes of .
Adults of K. jordani usually have a snout-to-vent length (SVL) of , and maximum recorded SVL is . The body is robust, not flattened. Adults are uniformly olive-brown, but juveniles are buff with dark crossbars. Males have only 5âÂÂ8 femoral pores.
The mode of reproduction of K. jordani has been described as viviparous and as ovoviviparous.