1 PewDiePie

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Mr Beast is a YouTuber and entrepreneur who began posting videos to YouTube in 2011 but didn’t gain popularity until after a few years. He posts videos on a wide range of topics and is best known for sharing expensive challenge videos. He is also a philanthropist.
Markiplier is a gamer-commentator, comedian, YouTuber, and actor. One of the most popular American YouTubers, Markiplier is also an entrepreneur; he is credited with co-founding Cloak, a clothing company. He also participates in fundraisers and charity live streams, often raising thousands of dollars for charity.
Slovakia-born David Dobrik lives in America and is a very popular social media personality. His humorous videos on YouTube are a raging hit, especially among teenagers and the youth and his followers are in millions. He initially gained recognition as a teenager through six-second video clips on the now-defunct social media app Vine.
Irish YouTuber, Jacksepticeye, has gained massive online fame with his vlogs and comedic Let's Play series. His channel was the most-subscribed Irish channel as of December 2020. He began his YouTube career by posting gameplay videos and gained millions of subscribers within a few years. He is a philanthropist and often raises money for charitable causes.
Olajide Olatunji, better known by his stage name KSI, is an English internet personality, actor, rapper, and boxer. He is credited with co-founding the popular YouTube group, The Sidemen. Regarded as one of the most influential online creators in the UK, Olatunji puts his fame to good use; he is involved in many charitable causes and is a prolific donator.