Manjo Janar Joseph Nanven Garba (an haife shi a ranar 17 ga watan Yulin shekarar 1943 ya mutu a ranar 1 ga watan Yuni shekarar 2002) Dan Nijeriya ne kuma general ne, yayi difloma kuma dan siyyar, ne wanda yayi aiki a matsayin shugaban kasa na Majalisa a United Nations General Assembly daga shekarar 1989 zuwa shekara ta 1990. An haife shi a Langtang, Nijeriya, Garba ya yi karatu a Sacred Heart School, Shendam daga shekarar 1952 zuwa shekarar 1957. Farkon aikinsa na soja ya fara ne a makarantar Nigerian Military School da ke Zariya a shekarar 1957, inda ya yi karatu har zuwa shekarar 1961. A shekarar 1961 ya shiga aikin sojan Najeriya sannan aka tura shi makarantar Mons Officer Cadet School da ke Aldershot, a Ingila, kafin a ba shi mukamin hafsan sojoji a shekarar 1962. Garba ya tashi cikin sauri da sauri: daga cikin kwamandojin sa na soja da yawa sun hada da kwamandan bataliya ta 44 a shekarar 1963, kwamandan kamfanin daga shekarar 1963 zuwa 1964, da kwamandan turmi a shekarar 1964.