Mai shari'a Ijem Onwuamaegbu (an haife ta a shekarar 1954) ita ce mace ta farko Babbar Alkali a Jihar Anambra . An nada ta shugabar kwamitin sake duba dokokin jihar Anambra a ranar 13 ga Disamba 2018. Ta sauke karatu daga Jami'ar Najeriya a 1977 kuma an kira ta zuwa Lauyan Najeriya a ranar 7 ga Yuli, 1978. An rantsar da ita a matsayin Alkalin Babbar Kotun Jihar Anambra a ranar 8 ga Mayu 2001. Ta yi aiki a Kotun Daukaka Kara ta Majalisar Dokoki/Gwamna/Majalisar Dokoki a Jihar Nasarawa da Jihar Ondo a 2007 da 2008. An rantsar da Mai Shari'a Onwuamaegbu a matsayin mukaddashin babban alkalin jihar Anambra a ranar 1 ga Maris 2019 sannan daga baya aka nada shi kuma aka rantsar da shi a matsayin babban alkalin jihar Anambra a watan Agustan 2019 ya zama Babban Alkalin Mata na jihar Anambra. Ta yi ritaya a ranar 3 ga Satumbar 2019 a kan samun isasshen shekarun yin ritaya na tsarin mulki na shekaru 65.