Henry Doremus was born to Abraham Fairbanks Doremus and Pauline Richards in Salt Lake City, Utah Territory, on 1 November 1885. He married Ada Cordelia Nelson on 27 December 1903. He was the manager of the Oquirrh Water Company, an employee of Holt Tractor Co., and a co-owner of an automobile dealership. He died on 13 October 1961 in Santa Rosa, California, and was buried in Tooele, Utah.
 “Henry Richards Doremus,” FamilySearch (Person ID: KC4G-QCM), accessed 16 Apr. 2020, https://www.familysearch.org/tree/person/details/KC4G-QCM; “Graveside Rites Here for Henry Doremus,” Tooele Bulletin, 17 Oct. 1961, ; “Ex-Brighamite Dies in Calif.,” Box Elder News, 17 Oct. 1961, 8.