What does KSI mean and what is the genuine name of the YouTuber?
Over the past few years, KSI has become a household name in some circles, but the internet sensation is still relatively unknown to others.
The 29-year-old Londoner initially posted videos of himself playing FIFA in a modest manner, but has since grown to become one of the most popular YouTubers on the planet.
What exactly does KSI mean?
KSI stands for Knowledge, Strength, Integrity.
Although you won't hear it mentioned frequently, KSI's real name is Olajide William Olatunji.
Before he took the KSI name, he was most commonly known as ‘JJ’.
On Saturday night, KSI went out there and took care of business. At the O2 Arena in London, he defeated professional boxer Luis Alcaraz Pineda and British rapper Swarmz twice by knockout.