James Stephen "Jimmy" Donaldson (born May 7, 1998), most famously known as MrBeast, is an American YouTuber, media personality, businessman, and philanthropist. He gained prominence for producing high-paced YouTube videos centered around elaborate challenges, stunts, and large-scale philanthropic efforts. Donaldson began his YouTube career in early 2012 at the age of 13, and his main channel has become the most subscribed on YouTube. In 2024, he surpassed T-Series to become the most subscribed creator on the platform. Beyond YouTube, Donaldson founded Beast Industries, a conglomerate encompassing various media channels, MrBeast Burger, Feastables, and Lunchly.
MrBeast's videos often involve giving away large sums of money, and his channel is also known for charitable endeavors such as Team Trees and Team Seas. Donaldson has received several accolades, including multiple Creator of the Year Streamy Awards and Nickelodeon Kids' Choice Awards. In 2023, Time magazine recognized him as one of the world's 100 most influential people. Recently, Donaldson purchased the financial services app 'Step,' signaling a move into the fintech space, aiming to empower youth with financial knowledge. In late 2025, Donaldson opened Beast Land, a temporary amusement park in Riyadh, Saudi Arabia, featuring rides inspired by his YouTube videos. In early 2026, Beast Games Season 2 is set to premiere on Prime Video.