Anthrenus (Anthrenus) ardoi sp. n. from Oman is described. The habitus, antennae, and male genitalia are illustrated and compared to related species. The new species is characterized by eye with median side broadly and deeply emarginated at about anterior 1/3, 11-segmented antenna and broadly oval scales of the dorsum. Elytra covered with oval white patch on each side of the suture at its base, with three white, transverse, irregularly interrupted patches. The new species is most similar to Anthrenus (s. str.) namibicus Háva, 2000 and A. (s. str.) flavipes flavipes LeConte, 1854. Identification features to externally similar species of the genus are given. The most distinctive taxonomie characteristics concern the tibiae, the male genitalia and the 9 th abdominal sternite are also given.