Sol Kumin is an American business leader, Thoroughbred racehorse owner and philanthropist. In May 2018, he became the first owner since 1952 to have both a Kentucky Oaks and a Kentucky Derby winner in the same weekend. He was a co-owner of Justify; winner of the Triple Crown. In Kumin's first decade of horseracing, through his horses at Madaket Stables, he won 92 Grade One races, 12 Breeders Cups, the Preakness Stakes three times and the Kentucky Derby twice.