When William Augustus Dawson was born on 25 January 1883, in Union, Louisiana, United States, his father, David Harrison Dawson, was 34 and his mother, Mary Elizabeth Tubb, was 25. He married Lurlein Fleming on 5 August 1913, in Athens, Henderson, Texas, United States. They were the parents of at least 2 sons and 1 daughter. He lived in Ward Four, Union, Louisiana, United States in 1900 and Denton, Denton, Texas, United States for about 5 years. He died on 4 July 1955, in Denton, Texas, United States, at the age of 72, and was buried in Roselawn Memorial Park, Denton, Denton, Texas, United States.