The Regret Stakes is an American Thoroughbred horse race run annually at Monmouth Park Racetrack in Oceanport, New Jersey. First run in 1949, it is open to fillies and mares, age three and older. It is contested on dirt at a distance of six furlongs. Prominent earlier winners include Primonetta (1962), Ta Wee (1970), Candy Éclair (1980), and Lady's Secret (1985).