Birth Name: Olajide Olayinka O. Williams Olatunji
Place of Birth: Westminster, London, England, U.K.
Date of Birth: 19 June, 1993
Ethnicity: Yoruba Nigerian
KSI is a British YouTuber, internet personality, rapper, actor, and professional boxer.
He is the son of Olayinka/Yinka Tinuke and Olajide Olatunji. His father was born in Ibadan, Nigeria. His mother was born in Islington, London, to Nigerian parents.
His brother is YouTuber Deji Olatunji.
KSI’s paternal grandparents were named Olatunde Olatunji and Nike.
KSI’s maternal grandparents’ surnames were Suberu and Ogunbowale.