Chuba Wilberforce Okadigbo, was a Nigerian politician, philosopher, academic, writer and political scientist. He served as the 8th president of the Nigerian Senate from 1999 to 2000. Sometimes referred to as Oyi of Oyi in reference to his local government council area (Oyi), he held numerous political positions in the Nigeria government and was known to have opposed the then ruling Peoples Democratic Party, which was led by President Olusegun Obasanjo.

The president of the Nigerian Senate is the presiding officer of the Senate of Nigeria, elected by its membership. The senate president is second in line of succession to the Nigerian presidency, after the Vice President of Nigeria. The current President of the Senate is Godswill Akpabio since 13 June 2023.