Born on October 19, 1862, Henry "Harry" Oliver was a well-known businessman of Pittsburgh, Pennsylvania as well as the one-time owner of Poplar Hill Farm in Lexington, Kentucky. He owned and bred horses, both Thoroughbred and Standardbred. The best known of his ownership were Immortals Peter Scott and Roya McKinney, the latter being a top broodmare. Oliver was a patron of Immortals Thomas W. Murphy and Ben White. Roya McKinney produced Immortals Scotland and Highland Scot. Henry Oliver passed away on July 1, 1936.