When William Franklin Stewart was born on 11 December 1874, in Mahomet, Burnet, Texas, United States, his father, Christopher Columbus Stewart, was 36 and his mother, Mariah W. Johnson, was 27. He married Rachel Melissa Anderson in 1895, in Texas, United States. They were the parents of at least 3 sons and 2 daughters. He lived in Justice Precinct 1, Lampasas, Texas, United States for about 10 years and Justice Precinct 4, Midland, Texas, United States in 1920. He died on 3 October 1944, in Roby, Fisher, Texas, United States, at the age of 69, and was buried in Roby, Fisher, Texas, United States.