Vivienne Medrano, also known as VivziePop, is an American animator, writer, and director. She is best known for creating the popular animated web series Hazbin Hotel and Helluva Boss. Medrano has a background in traditional animation and has gained a significant following for her unique art style and storytelling. In addition to her web series, Medrano has worked on various animation projects and has a strong presence on social media platforms. She often shares her creative process and engages with fans, contributing to her growing popularity in the animation community.