He founded TheNews Magazine and was appointed managing director of the News Agency of Nigeria by president Muhammadu Buhari.
[1][2][3] Onanuga was born to a family of Anikilaya in Ijebu Ode, Ogun State.
In 1977, Onanuga was admitted to University of Lagos where he graduated in 1980 with a degree in mass communication.
[4] He worked with the African Concord before that in 1980 he was Ogun States Television authority (OGTVA) for one and half year and joined printing journalism were he works for The Guardian then he left there and start his own magazine which is The Weekly Titbits then in 1985 he joined The National Concord as a senior writer there he became chief editor in African Concord together with Seye Kehinde, owner of City People Magazine, Dapo Olorunyomi editor of Premium Times, Sani Kabir who served as chairman in Onigbongbo local government in Ikeja, Babafemi Ojudu senator in Ekiti and Kunle Ajibade chief editor in PM News 1992 they teamed up to set up TheNews Magazine which was founded in 1993.
[5] In 2019, he declared to contest for senatorial position in Ogun east district in the 2023 general election under the platform of All Progressives Congress, (APC).