KSI
KSI is an English YouTuber, internet personality, rapper, comedian, actor, and boxer. KSI is also a member and co-founder of the British YouTube group Sidemen. Early life and Childhood KSI is 29 years old. His real name is Olajide William Olatunji Jr. He was born on 19 June 1993 in London, England, United Kingdom, under…