Mount Sabyinyo (
'Sabyinyo' is derived from the
Kinyarwanda word
'Iryinyo', meaning
tooth; also
Sabinyo, Sabinio) is an
extinct volcano in eastern Africa in the
Virunga Mountains. It is located northeast of
Lake Kivu, one of the
African Great Lakes, and west of
Lake Bunyonyi in
Uganda. The summit of the mountain, at , marks the intersection of the borders of the
Democratic Republic of the Congo (DRC),
Rwanda, and Uganda. It also lies within the adjoining national parks established by these countries:
Virunga National Park in the DRC, the
Volcanoes National Park in Rwanda, and
Mgahinga Gorilla National Park in Uganda.