Commanche Run got his first win twelve days later on 28 May at Doncaster Racecourse. Moving up in company, the colt ran third in the 1984 King Edward VII Stakes and the Princess of Wales's Stakes, then won his next two starts at Goodwood Racecourse, taking both the Gordon and the March Stakes. Under jockey Lester Piggott, Commanche Run went on to win three Group One races, capturing the Benson & Hedges Gold Cup, Irish Champion Stakes and the Classic St. Leger Stakes. Retired to stud duty at Coolmore Stud in Ireland, Commanche Run met with limited success. In 1999 he was
Arthur St Leger, 1st Viscount Doneraile Doneraile seems to have been moved by simple family loyalty, as he and his brother were close. He married Elizabeth Hayes, the daughter of John Hayes, on 24 June 1690. Together they had four children. Both of his two surviving sons would, in turn, succeed to his titles. Arthur St Leger, 1st Viscount Doneraile Arthur St Leger, 1st Viscount Doneraile (died 7 July 1727) was an Anglo-Irish politician and peer. St Leger was the son of John St. Leger and his first wife Lady Mary Chichester, the daughter of Arthur Chichester, 1st Earl of Donegall and his first wife Dorcas