Tudor Minstrel's other progeny included the Kentucky Derby winner Tomy Lee.
His dam Agin the Law was a great-granddaughter on the influential broodmare whose other descendants included Tourbillon, Darshaan, Akiyda and Sinndar.
He was moved up in class for the National Stakes over five furlongs at Sandown Park Racecourse and won from Redgauntlet and Lombard.
Ridden by the champion jockey Doug Smith he started at odds of 4/6 and won from Queensberry and Sound Track.
He started odds-on favourite but after leading for most of the way he was caught in the closing strides and beaten a neck by Sound Track.