She was educated at the Methodist Girls College in Yaba Lagos and subsequently moved over to the University of Lagos after her high school to study creative arts. She started her career by participating in auditions while still studying in the university.
However, the actress cum celebrity started her acting career as a child actress in the then popular television soap opera Ripples just at the tender age of 8.But in 1998 at the age of 19 Genevieve was introduced into the ever growing Nigerian film industry with the movie code named”Most Wanted”. Since then till now, she has remained active in the movie and acting industry otherwise called Nollywood in Nigeria. Other movies to her credit includes and not limited to Last Party, Mark of the Beast and Ijele. However, in 2010, the actress starred in the award winning film ije. Nnaji has starred in over 80 Nollywood movies.