Lindsay Arnold Cusick (born January 11, 1994) is an American professional ballroom dancer. She was a contestant on So You Think You Can Dance. She is a professional dancer and choreographer on Dancing with the Stars.
Arnold, born and raised in Provo, Utah, is the oldest of four daughters. Her parents names are Josh and Mindy. Her sister's names are Jensen, Brynley and Rylee. On June 18, 2015, she married her high school sweetheart, Samuel Lightner Cusick. Arnold and Cusick exchanged vows in a private Mormon ceremony at the Salt Lake Temple in Salt Lake City. Fellow Dancing with the Stars dancers Brittany Cherry, Jenna Johnson, and Emma Slater were among her bridesmaids, with Witney Carson serving as her maid of honor.