"Jack", (born 1937) is an American oilman, horse breeder and polo player.
[1] Together with his brother Thomas, he co-owns the Royal Palm Polo Sports Club in Boca Raton, Florida founded by his late father.
[1] As a Thoroughbred racehorse owner and breeder, he won the 2001 Kentucky Derby with Monarchos and owned Beautiful Pleasure, the 1999 American Champion Older Female Horse and winner of the Breeders' Cup Distaff.
[4] He is a trustee of the Oxley Foundation, which donates to polo players and schools.
[1][5] It has also donated US$1 million to the Grayson-Jockey Club Research Foundation, where John Oxley is a board member.