The Most Successful Trainers at Royal Ascot https://www.gudstory.com/the-m....ost-successful-train Royal Ascot is the pinnacle of British flat racing, combining royal tradition, elite competition, and some of the most prestigious prizes in the sport. For trainers, it’s the ultimate yardstick of success. Landing a winner here isn’t just a feather in the cap—it’s a career-defining achievement.