Twelve new species of Bembecinus are described and figured: B. chilwae, Mozambique; B. gilviis, Namibia; B. pakhuisae, South Africa; B. ruficaudus, South Africa; B. zebratiis, South Africa; B. admedius, Ivory Coast; B. brooksi, Madagascar; B. irwini, Namibia; B. namibicus, Namibia; B. rozenorum, Namibia; B. tinkeri, Western Australia; B. wenzeli, Madagascar. A rearrangement of species groups and subgroups of Bembcciinis is presented. New synonymy of Bembecinus caffer (Saussure) and B. argentifrons (F. Smith) is given: bredoi (Arnold) 1940 = caffer (Saussure) 1854; braunsii (Handlirsch) 1894 and barkeri (Arnold) 1940 = argentifrons (F. Smith) 1856.