She was born on June 7, 1976, in Queens, New York. After having her primary education at Chrisland Primary School, Opebi, Lagos she proceeded to Bells Comprehensive Secondary School, Ota, Ogun state where she obtained her Senior School Certificate Examination.
Upon completion of her secondary education, she returned to the United States and got a Bsc degree in Accounting from the University of Kentucky.
Prior to switching to the entertainment industry, Adunni worked in the insurance and housing sectors in the United States.
She started acting professionally in 2013 when she featured in the movie ‘Iwo Tabi Emi – You or I’, directed by veteran Nollywood actor, Saidi Balogun.
Some of the movies she has appeared in are Iwo Tabi Emi – You or I, What’s Within, 2nd Honeymoon, Head Gone, So in Love, Schemers, Diary of a Lagos Girl, For the Wrong Reasons, It’s Her Day, The Blogger’s Wife, Guyn Man, Boss of all Bosses, The Vendor, and House of Contention
Adunni has also appeared in some music video for Sound Sultan and Ice Prince.
In 2017, she became the brand ambassador for OUD Majestic. She also received a Stella Award from the Nigerian Institute of Journalism as a way of rewarding ger efforts in promoting the Nigerian culture.
Although she is not married, she has two kids – D’Marion and Ayden.