Julia Michaels (1) 391 views 0 favorites Julia Carin Cavazos (born November 13, 1993), known by her stage name Julia Michaels, is an American singer and songwriter. She has collaborated with major artists, such as Demi Lovato, Fifth Harmony, Gwen Stefani, Zedd, Justin Bieber, Jason Derulo, Kelly Clarkson, Selena Gomez, Kygo, Years & Years, Zara Larsson and Britney Spears.