Demetria Devonne Lovato was born on August 20, 1992 in Albuquerque, New Mexico to engineer and musician Patrick Martin Lovato (1960 ? June 22, 2013) and former Dallas Cowboys cheerleader, Dianna Lee Hart (born Dianna Lee Smith; August 8, 1962). Lovato has an older sister, Dallas (born February 4, 1988); a younger maternal half-sister, actress Madison De La Garza, and an older paternal half-sister, Amber, to whom she first spoke when she was 20.