Born to Chief Dr. Frank and Mrs. Aya Megbele, Omawumi attended Nana Primary School during her pupilage, and later attended the College of Education Demonstration Secondary School.
She graduated from Ambrose Alli University with a Law degree. After graduating in 2005, she moved to Port Harcourt, Rivers State, where she worked with her family's law firm called "O.S Megbele & Associates".
She also studied French at Alliance Francaise.
Omawumi rose to prominence as a contestant on Idols West Africa. Since then, she has had numerous performances on stage with musicians such as P-Square, 2face Idibia, D'Banj, Banky W, M.I, Sasha, 9ice, among others.
In November 2009, she released her debut album 'WonderWoman' which had positive reviews. She followed it up with her sophomore album 'The Lasso of truth' in 2013, three years after her debut.
She is a brand ambassador for Globacom and Malta Guinness. She's also part of the campaign called "Rise with the Energy of Africa".