Namesakes
Grammy Award Winners:
1 record of the year/song of the year
(record of the year/song of the year) Henry Olusegun Adeola "Seal" Samuel 1996 Kiss from a Rose 
Notable Musicians:
1 singer
Henry Olusegun Adeola "Seal" Samuel 1963-
Other Leaders:
1 president
President Olusegun Obasanjo 1999-2007 Nigeria