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. Her parents divorced in the late summer of 1994, shortly after her second birthday. Lovato's father was of Mexican and Spanish descent,and she also has Irish, Italian and English ancestry.Patrick's patrilineal great-grandmother, Maria Cristina Perea, was a daughter of Civil War Union veteran Francisco Perea (1830–1913) and a great-granddaughter of Santa Fe de Nuevo México governor Francisco Xavier Chávez.