He is of Nigerian descent and has a wife called Yinka, whom he has been with for around 26 years. He met Yinka at a party and later started a relationship, it has been confirmed that Jide moved to the UK at the age of 18 .
Jide was born on 28 August 1960 or March 1959. It has been confirmed that Jide's real name is Olajide Olatunji making KSI's legal name 'Olajide Olatunji, Jr.'.
Jide features heavily in many of Deji's YouTube videos, and is often used as the cameraman. Because of this, many commentators have suggested Jide create his own YouTube channel since he carries most of the weight of the ComedyShortsGamer channel.