Oluwaseun Temitope Osewa (17 December 1982) is a Nigerian entrepreneur. He is the founder of Nairaland, a popular internet forum launched in March 2005.
Seun Osewa attended Obafemi Awolowo University.
Seun Osewa was listed as one of the most innovative Nigerians in technology by YNaija. In 2015, he was also among T.I.N Magazine's top 10 most influential Nigerian online entrepreneurs.