Olajide "JJ" Olatunji (born 19 June 1993), better known as KSI (a shortened version of his online alias KSIOlajideBT), is a British comedian, YouTube personality, rapper and actor. He is best known for his YouTube channel, which has, as of August 2016, reached over 14 million subscribers and 2.8 billion video views.
The pseudonym "KSIOlajideBT" comes from a gaming community he was in (KSI), his real name Olajide, and BT British Telecom, according to his website. His videos mostly consist of FIFA gameplay/commentary, whilst playing other games on various platforms with the occasional vlog.
Register to update information, save favorites, post photos, news stories and comments.