Olusegun Adeniyi (born 6 November 1965) is a Nigerian journalist, current chair of the editorial board of ThisDay newspapers and a former presidential spokesman to the late President Umaru Musa Yar'Adua.
He began his journalism career as a Staff Reporter with The Guardian Newspapers in December 1990.
In April 1992, he left to join the now rested African Concord magazine as a Senior Staff Writer and in September of the same year, he was appointed the magazine’s Abuja Bureau Chief with accreditation to cover the State House.
[3] In July 2007, Adeniyi attended the International Visitor Leadership Programme organised by the US State Department.
He was also a Fellow at the Weatherhead Centre for International Affairs, Harvard University in 2010/2011 academic session.