A new species, Anthrenus (Nathrenus) sanandajensis sp. nov., collected in Iran: Kordestan Province is described, illustrated and compared with the similar species A. (N.) molitor Aubé, 1850, A. (N.) bulirschi Háva, 2000, A. (N.) paramolitor Herrmann & Háva, 2021 and A. (N.) obenbergeri Háva & Herrmann, 2021. The new species differs by the structure of the antennae and male genitalia.