Home / Celebrities / KSI
myage.is
How old is KSI?
KSI is 33 years old, born 19 June 1993.
British YouTube personality, rapper, actor, and boxer.
Olajide Olayinka Williams "JJ" Olatunji, known professionally as KSI, is a British influencer, musician, and former professional boxer. He is a co-founder and former member of YouTube group the Sidemen, the co-founder of Misfits Boxing and co-owner of several businesses, including Prime Hydration and Lunchly. KSI has also served as a judge on Britain's Got Talent since 2025.
Photo & summary via Wikipedia →Birthday facts
Based on KSI's birth date, 19 June 1993.
Saturday
Born on a
♊ Gemini
Zodiac sign
Water Rooster
Chinese zodiac
Pearl
Birthstone
Rose
Birth flower
Millennials
Generation
age 19, in 2012
Golden birthday
Bill Clinton
US President
A pint was about IR£1.80 (roughly €2.29) · a loaf was about IR£0.75 (roughly €0.95)
Roughly, in Ireland, that decade — illustrative only
Shares KSI's birthday
Born the same day and month, any year.
Cosmic stats
Rough estimates — not exact science.
33.27
Trips around the Sun
31,261,852,800
km travelled through space
1,399,680,000
Heartbeats (est.)
279,936,000
Breaths taken (est.)
411
Full moons seen
8
Leap days lived through
See how your age compares to KSI's.
Calculate my age →