Who is Mr. Beast: Biography, Early Life, Career, Personal Life, Net Worth. Photo: ONE Esports Jimmy Donaldson (born May 7, 1998), better known as MrBeast, is an American YouTuber, Internet personality, businessman, and philanthropist.
Mr Beast is the pseudonym of Jimmy Donaldson, a popular social media star. With more than 47.8 million subscribers on his self-titled channel, Mr Beast is one of the most popular YouTube stars in the United States of America. He first gained prominence as a YouTuber when he posted a video series titled ‘Worst Intros on YouTube,’ but his popularity reached newer heights when he started posting unique videos that no one else had seen or heard before. He pioneered a genre of YouTube videos that center on expensive stunts. Mr Beast is also popular on other social media platforms like Twitter and Instagram.