When James Elmo Robinson was born on 17 August 1898, in Colonia Dublán, Nuevo Casas Grandes, Chihuahua, Mexico, his father, Samuel John Robinson, was 34 and his mother, Minnie Amelia Stark, was 28. He married Cary Martina Larsen on 11 May 1922, in Salt Lake City, Salt Lake, Utah, United States. They were the parents of at least 3 sons. He lived in Tucson, Pima, Arizona, United States in 1935 and Supervisorial District 2, Maricopa, Arizona, United States in 1940. He registered for military service in 1918. He died on 2 February 1970, in Salt Lake City, Salt Lake, Utah, United States, at the age of 71, and was buried in Colonia Dublán, Chihuahua, Mexico.