When Lemuel McDonald was born on 6 June 1891, in Texas, United States, his father, James Winfield McDonald, was 28 and his mother, Francis Azalea Gates, was 23. He married Ollie Jane Rogers on 10 May 1910, in Atascosa, Texas, United States. They were the parents of at least 1 son and 2 daughters. He lived in Atascosa, Texas, United States in 1935 and Justice Precinct 6, Atascosa, Texas, United States in 1940. He died on 16 March 1949, in Poteet, Atascosa, Texas, United States, at the age of 57, and was buried in Poteet, Atascosa, Texas, United States.