The exciting 250th Leger weekend will kick off on September 10.
With just weeks to go we wanted to share these historic photos of horses and jockeys.
Click through and see if you can spot anyone you recognise.
9. Jimmy Fortune, 2007
Ladbrokes St Leger Stakes winning jockey Jimmy Fortune pictured in the winner's enclosure at Doncaster on Saturday (14 Sept 2007). | Local Library
10. Jockey Lester Piggott
Legendary jockey Lester Piggott on Commanche Run before the St. Leger at Doncaster in 1984. Piggot won the race and broke the all time Classic winning record by achieving his 28th Classic win. | Local Library
11. Frankie Dettori
Frankie Dettori riding Logician celebrates with his trademark flying dismount after winning the William Hill St Leger Stakes during St Leger Day at Doncaster Racecourse on September 14, 2019 . | Getty
12. Tommy Burns
Ballymoss, ridden by Tommy Burns, winning the St Leger Stakes at Doncaster Racecourse, Yorkshire, September 14th 1957. | Local Library Photo: Getty