Proposed subspecies ovamboensis (described from Ovamboland, in north-central Namibia) and lucens (Pongola Town, in northern KwaZulu-Natal, north-eastern South Africa) both synonymized with nominate, and hawkeri (Jifa Medir, in Somalia) with osiris.
The following 3 subspecies are recognised:
osiris (Finsch, 1870) - Locally in Eritrea, Ethiopia, Somalia, south-eastern Sudan (Didinga Mts), northern Uganda and northern Kenya.
suahelicus Reichenow, 1891 - Locally in central Uganda, extreme eastern DRCongo, Rwanda, Burundi, central and southern Kenya, Tanzania and north-eastern Zambia.
mariquensis (Smith, 1836) - West-central and southern Angola (southern from Cuenza Valley) and Namibia east to south-western Zambia, Botswana, central and southern Zimbabwe, northern South Africa and southern Mozambique.