The Patton family was of Irish, Scots-Irish, English, Scottish, French and Welsh ancestry. His great-grandmother came from an aristocratic Welsh family, descended from many Welsh lords of Glamorgan, which had an extensive military background. Patton believed he had former lives as a soldier and took pride in mystical ties with his ancestors. Though not directly descended from George Washington, Patton traced some of his English colonial roots to George Washington's great-grandfather. He was also descended from England's King Edward I through Edward's son Edmund of Woodstock, 1st Earl of Kent. Family belief held the Pattons were descended from sixteen barons who had signed Magna Carta. Patton believed in reincarnation, stating that he had fought in previous battles and wars before his time, additionally, his ancestry was very important to him, forming a central part of his personal identity. The first Patton in America was Robert Patton, born in Ayr, Scotland. He emigrated to Culpeper, Virginia, from Glasgow, in either 1769 or 1770. His paternal grandfather was George Smith Patton, who commanded the 22nd Virginia Infantry under Jubal Early in the Civil War and was killed in the Third Battle of Winchester, while his great-uncle Waller T. Patton was killed in Pickett's Charge during the Battle of Gettysburg. Patton also descended from Hugh Mercer, who had been killed in the Battle of Princeton during the American Revolution. Patton's father, who graduated from the Virginia Military Institute (VMI), became a lawyer and later the district attorney of Los Angeles County. Patton's maternal grandfather was Benjamin Davis Wilson, a merchant who had been the second Mayor of Los Angeles. His father was a wealthy rancher and lawyer who owned a ranch near Pasadena, California. Patton is also a descendant of French Huguenot Louis DuBois.