Ogden Mills "Dinny" Phipps (September 18, 1940 – April 6, 2016) was an American financier, Thoroughbred racehorse industry executive, and horse breeder.

Dinny Phipps and his father were two of the subjects in the 2003 book Legacies of the Turf: A Century of Great Thoroughbred Breeders by race historian Edward L. Bowen that chronicled the history of Thoroughbred racing's most influential breeders.

In 2002, Phipps received the Industry Service Award from the Thoroughbred Owners and Breeders Association.

Among the many successful horses raced by Dinny Phipps were: In partnership with William S. Farish III, Dinny Phipps bred Storm Song, the 1996 Breeders' Cup Juvenile Fillies winner and American Champion Two-Year-Old Filly.

In 2017, he was inducted into the National Museum of Racing and Hall of Fame as a Pillar of the Turf.