When Robert Lee Wright was born on 11 October 1873, in Missouri, United States, his father, Marshall Wright, was 33 and his mother, Elizabeth Marion Yoachum, was 27. He married Hattie Chandler on 31 August 1896, in Hopkins, Texas, United States. They were the parents of at least 1 son and 1 daughter. He lived in Justice Precinct 5, Delta, Texas, United States in 1900 and San Angelo, Tom Green, Texas, United States in 1910. He died on 20 September 1927, in Scottsdale, Maricopa, Arizona, United States, at the age of 53.