When Laura Bertha Blackman was born on 15 December 1873, in Magnolia, Harrison, Iowa, United States, her father, George James Blackman, was 44 and her mother, Harriet Staley, was 44. She married Samuel C Diggle on 30 March 1891, in Woodbine, Harrison, Iowa, United States. They were the parents of at least 3 sons and 1 daughter. She lived in San Francisco, California, United States in 1935 and Shorewood, Milwaukee, Wisconsin, United States in 1940. She died on 31 October 1960, in Alameda, California, United States, at the age of 86.
English: from the Middle English personal name Blakman (Old English Blæcmann ‘black’ + ‘man’), which remained fairly common until the 13th century.