The Commonwealth Stakes is a Grade III American Thoroughbred horse race for horses that are four years old or older, over a distance of seven furlongs on the dirt held annually in early April at Keeneland Race Course, Lexington, Kentucky during the spring meeting.
The inaugural running of the event was on 16 October 1987, during Keeneland's fall meeting as the Commonwealth Breeders' Cup Stakes as a six furlong dirt sprint for three year olds and older and was won by Exclusive Enough who was ridden by US Hall of Fame jockey Mike E.
[1] Exclusive Enough equaled the track record with his winning time of 1:084⁄5 and to date is the only three year old to have won the event.
[2] Two years later, in 1989 Keeneland moved the event to their spring meeting in April and increased the distance to seven furlongs and changed the conditions of the event to only allow four year olds and older.
[4] The event was not held 2020 during Keeneland's spring meeting which was moved to July and shortened due to the COVID-19 pandemic in the United States.