All times in UTC ·
Dashed edge = started before, or continues beyond, this day
Events on Saturday 9 June 1973 1
1973Secretariat wins the Triple CrownRacehorse sets Belmont Stakes record still unbrokenThe racehorse Secretariat won the Belmont Stakes by 31 lengths to complete horse racing's Triple Crown, the first horse to do so in 25 years. His Belmont time of 2:24 remains a track record.