O’Reilly was a Super Star Racehorse and a Super Star Sire.

O’Reilly is a brown horse foaled 1993, by Last Tycoon-Courtza. He was named after the Irish industrialist and famous rugby player Tony O’Reilly. His dam Courtza won the world’s premier 2 year old race - the Group I Golden Slipper in 1989 when ridden by Hall of Fame jockey Shane Dye.

O’Reilly had a brief but spectacular race career, winning four of only six starts including Group Ones Bayer Classic and Telegraph Handicap before running 2nd in the Australian Guineas.

He was awarded Horse of Year & Champion Sprinter-Miler titles for the 1996-97 racing season.

O’Reilly retired to Waikato Stud in 1997. To date he has won four NZ General Sire Premierships and is third on all-time sire of stakes winners behind the Hall of Fame stallions Sir Tristram and Zabeel.

O’Reilly was owned and raced by the Chittick family of Waikato Stud. He was trained by Hall of Famer trainer Dave O’Sullivan and Paul O’Sullivan and was ridden in all his races by Hall of Fame jockey Lance O’Sullivan.