Joanna Maduka (an haife ta a ranar 6 ga watan Mayu, shekarar 1941) Injiniyan Najeriya ce. Ita ce mace ta farko da ta kasance memba na Majalisar da ke Tsarin Injiniya a Najeriya, COREN a shekarar 1974, Injin Injiniyan Injiniya, Kungiyar Injiniya da Injiniya na Najeriya . Ta kasance abokiyar girmamawa a Cibiyar Kimiyyar Kimiyya ta Najeriya a shekarar 1987 da Kwalejin Fasaha ta Yaba a shekara ta 1988. An ba ta lambar girmamawa ta kasa a matsayin memba na Tarayyar Tarayya a shekarar 2008. Ita ce mace ta farko ta Shugaban Kasa COREN. An haife Joana a ranar 6 ga watan Mayu, shekara ta 1941 a Ilesha, Osun. Ita ce yar fari na Mista Daniel Dada da Olufunmilayo Layinka. Ta je makarantar Otapete Methodist don kammala karatun ta na firamare. Ta halarci Makarantar 'Yan Matan ta Methodist sannan ta tafi Makarantar Sarauniya a 1955. Ta na da B.Sc a cikin Kimiyyar Fiye da Kwaleji daga Jami'ar Ife a shekarar 1965. Ta samu ta M.sc a Injiniya daga Kwalejin Trinity a Dublin a 1969. A shekarar 1966, Maduka ya yi jarabawar kammala karatun digiri na injiniyan Wuta kuma ya wuce.