Certain (foaled 1996 in Florida) is an American Thoroughbred racehorse. His sire was and his grandsire was Cox's Ridge. Conditioned for racing by two trainers, Leo Azpurua Jr and Terry J. Brennan, Certain had three wins and two second places in five starts at age two. His best winning performance was in the grade three What a Pleasure Stakes. His three-year-old debut was an allowance win over and , both owned by basketball coach Rick Pitino. Certain's next race was the Fountain of Youth Stakes where he finished third by one length behind winner Vicar and second Cat Thief. His next race was in the Florida Derby where he finished fourth.