When George I Blackman was born on 14 August 1896, in Woodbine, Harrison, Iowa, United States, his father, George Albert Blackman, was 33 and his mother, Alice Hudson Sabin, was 34. He married Lelia Blanche Callison on 20 June 1917, in Greenacres, Spokane Valley, Spokane, Washington, United States. They were the parents of at least 2 daughters. He lived in Election Precinct 38 Rosalia, Whitman, Washington, United States in 1940 and Marysville, Snohomish, Washington, United States in 1975. He died on 10 July 1980, in Snohomish, Washington, United States, at the age of 83, and was buried in Pines Cemetery, Spokane, Spokane, Washington, United States.
English: from the Middle English personal name Blakman (Old English Blæcmann ‘black’ + ‘man’), which remained fairly common until the 13th century.