This paper describes a new species of the genus Matileortheziola Kozár & Foldi (Hemiptera: Coccoidea: Ortheziidae) from the Ethiopian region (Rwanda, Kenya). The specimens were extracted from forest litter using Berlese funnels, from the collections of the Muséum d'histoire naturelle de Genève, Switzerland. An identification key to the currently known species of Matileortheziola is provided.