Katelyn Tarver (born November 2, 1989) is an American actress and singer. She is known for her recurring roles as Jo Taylor on the Nickelodeon series Big Time Rush, Natalie on the ABC series No Ordinary Family, and Mercedes on ABC Family The Secret Life of the American Teenager.
Tarver released her debut album, Wonderful Crazy, featured songs written and produced by Mattias Gustafsson (Backstreet Boys) and Kevin Savigar (Josh Gracin, Rod Stewart), as well as Christian recording artist Scott Krippayne who wrote the title track.
On June 14, 2011, Tarver independently released her A Little More Free EP, produced by Matt Grabe. She was Honor Society’s opening act on their June–July 2011 “Wherever You Are” tour. Tarver also toured alongside the bands The Cab and Parachute during the summer of 2012. She co-wrote Cheryl Cole’s 2014 single “Crazy Stupid Love”.