Sir Percy dam Percy's Lass won the Group 3 September Stakes in 1988 (and subsequently died of colic when Sir Percy was a foal. Sir Percy was the last of her offspring) and his damsire Blakeney won the Epsom Derby himself in 1969. Sir Percy was named after Sir Percy Blakeney, the hero of the novel "The Scarlet Pimpernel". In November 2003 Sir Percy was sent as a weanling to the Tattersalls sales. He was bought for 20,000 guineas by Will Edmeades bloodstock, acting on behalf of Anthony Pakenham. Pakenham bought the colt as compensation for losing a National Hunt Horse. Sir
Blakeney (horse) a successful start to his stud career, getting the Oaks winner Juliette Marny in his first crop of foals. His other notable winners included Julio Mariner, Tyrnavos, Mountain Lodge and Roseate Tern. Through his daughter Percy’s Lass, he is the broodmare sire of the Derby winner Sir Percy. Blakeney died in 1992 and is buried at the National Stud. Blakeney (horse) Blakeney (1966–1992) was a British Thoroughbred racehorse and sire. He won the Derby at Epsom as a three-year-old in 1969 and was one of the few winners of the race to campaign successfully at four. He later had a