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, unrehearsed web series, distributed by YouTube via its paid-subscription service YouTube Premium. He appears in all four of the seasons with several other YouTubers, including Liza Koshy, Shane Dawson, Colleen Ballinger, Rosanna Pansino, and many others.
He is also known as Joseph Graceffa and Joseph Michael Graceffa.