Joseph Michael Graceffa (; born May 16, 1991) is an American YouTube personality, actor, author, producer, and singer. He runs two active YouTube channels, both named after him. His main channel is dedicated to vlogging, while the second features video gaming content. They both have a combined total of more than 2.2 billion views. He was a contestant on the 22nd and 24th seasons of The Amazing Race, and has appeared in a handful of short films as well as creating and hosting Escape the Night, an unscripted web series, distributed by YouTube via its paid-subscription service YouTube Premium. He appears in all three of the seasons with several other YouTubers.
He is also known as Joseph Graceffa and Joseph Michael Graceffa.