Joan Onyemaechi Mrakpor (haife 1966) ne a Nijeriya Kirista bishara da kuma siyasa na Anioma al'adunmu. Ita mamba ce a Jam'iyyar Democratic Party kuma tun daga shekarar 2015 ta wakilci Aniocha ta Arewa-Aniocha ta Kudu-Oshimili ta Arewa-Oshimili ta Kudu a majalisar wakilai . Kafin zaɓarta cikin siyasar ƙasa, Onyemaechi ta kasance mamba a majalisar dokokin jihar Delta mai wakiltar Aniocha ta Kudu daga 2007 zuwa 2015. Onyemaechi ta fara karatun ta na farko a makarantar firamare ta Ubulu kuma ta samu shaidar kammala makarantar Farko a shekarar 1976. Ta halarci Itoshan Grammar School Benin City inda ta karɓi takardar shedar kammala makarantar sakandaren Afirka ta Yamma (1982). Daga nan ta wuce zuwa Jami’ar Jos, inda ta kammala karatun ta da BA a harshen Turanci a shekarar 1992. Ta kuma sami difloma difloma (PgD) daga Cibiyar Aikin Jarida ta Najeriya bayan shekara biyu. Tsakanin 2004 da 2005, Onyemaechi ya nemi ƙarin karatu a Jami'ar Thames Valley da kuma Makarantar Kasuwanci ta Manchester, duk a cikin Burtaniya. An zaɓe ta a cikin Majalisar Dokokin Jihar Delta a 2007 don wakiltar Mazaɓar Aniocha ta Kudu.