 The Botiller "Californio" family had settled in Spanish colonial Las Californias province in the 18th century, living near the pueblo of Santa Barbara.Dionisio was born Oct. 9, 1842 in an adobe structure in the Pueblo de Los Ángeles in Mexican Alta California, near present day Fourth and Main Streets in Downtown Los Angeles.He had nine siblings, including brothers Plutarcho Reyes Botiller of Los Angeles, who died in September 1906, Felipe Botiller and Brigido Botiller defendant in Supreme Court case Botiller vs. Dominguez, also of Los Angeles.