Joana Nnazua Kolo (an haife shi ne a shekarar 1993)ya kuma kasan ce mai aikin jin kai ne kuma ƙaramin kwamishinan matasa da ci gaban wasanni a jihar Kwara . A lokacin tana da shekaru 26, an yi imanin ita ce mafi karancin kwamishina a tarihin Najeriya . Ta yi digirin digirgir na shekarar 2018 a Kimiyyar Laburare na Jami’ar Jihar Kwara, Jihar Kwara. An zabi Joana Nnazua makonni biyu kafin kammala shirinta na masu yi wa kasa hidima (NYSC) a farkon watan Oktoban 2019, a jihar Jigawa, inda ta koyar a Makarantar Sakandare ta Model Boarding Junior. A cikin 2020, Jaridar Guardian ta jera Joana a matsayin ɗaya daga cikin "Manyan Mata 100 da suka Shahara", ta hanyar ayyukan jin ƙai, ci gaban al'umma da bayar da shawarwari don kyakkyawan shugabanci a matsayin ƙaramin kwamishina a Najeriya.