Hannah Hart Profile | Contact details (Phone number, Instagram, Twitter)- HANNAH HART is a famous YouTuber from America Actress, Comedian, and an Internet Personality. This YouTuber has joined the YouTube Rewind 2016 with her youtube fellow friends. You can see her in the YouTube Red Series named “Dirty 30”. She has also joined the Dwayne Johnson’ YouTube channel with her youtube friends likes PewDiePie, Lilly Singh, Casey Neistat, Pikotaro and Grace Helbig.