When Muriel June Holcomb was born on 6 June 1894, in California, United States, her father, George Vernon Holcomb, was 34 and her mother, Sarah Ann Sadie Knapp, was 23. She married Robert Chester Hugh Powell about 1913, in California, United States. They were the parents of at least 3 sons and 1 daughter. She lived in Santa Paula, Ventura, California, United States in 1930 and Santa Paula Judicial Township, Ventura, California, United States in 1940. She died on 12 June 1993, in Ventura, California, United States, at the age of 99.