Heber John Richards was George F. Richards’s first cousin once removed. He was born on 11 October 1840 to Willard Richards and Jennetta Richards in Manchester, Lancashire, England. He married Mary Julia Johnson in Salt Lake City, Utah Territory, on 9 April 1862. He graduated with a medical degree from Bellevue Medical College in New York and practiced medicine in Salt Lake City. Richards died on 12 May 1919 in Provo, Utah.
 “Pioneer Physician is Dead at Provo,” Salt Lake Tribune, May 13, 1919, 10; Heber John Richards, death certificate, 12 May 1919, “Utah Death Certificates, 1904–1964,” database with images, FamilySearch, https://www.familysearch.org/ark:/61903/3:1:S3HT-DC3S-LHW?i=99.