When Antonio George Alvarado was born on 7 January 1887, in Yuma, Yuma, Arizona, United States, his father, Jose Maria Santos Alvarado, was 45 and his mother, Mary Conception Contreras, was 29. He married Laura Jesse Perrigo on 24 February 1913, in Los Angeles, Los Angeles, California, United States. They were the parents of at least 1 son. He lived in Los Angeles, Los Angeles, California, United States in 1920. He died on 15 April 1971, in California, United States, at the age of 84.