When Chester George Nowlin was born about 1900, in Comanche, Texas, United States, his father, George Martin Nowlin, was 33 and his mother, Mollie R. Owens, was 34. He married Sinia Jane Akers about 1920, in De Leon, Comanche, Texas, United States. They were the parents of at least 1 son and 2 daughters. He lived in Justice Precinct 6, Eastland, Texas, United States in 1940 and Mount Carmel Precinct, Wabash, Illinois, United States in 1947. He died in September 1947, at the age of 47, and was buried in De Leon, Comanche, Texas, United States.