the Watkins Glen Walk of Fame in 2012. He was inducted into the Motorsports Hall of Fame of America in 2013. Gregory is in a distinct club of motorsport being only one of nineteen drivers to compete in all three legs of the Triple Crown of Motorsport (Indianapolis 500, 24 Hours of Le Mans and the Monaco Grand Prix) and to have won at least one of those events. The others are: Louis Chiron, Jack Brabham, Jim Clark, Graham Hill (who won all three), Dan Gurney, Jochen Rindt (who won two), Mario Andretti, Mark Donohue, Jackie Stewart, Denny Hulme, Danny Sullivan, Vern Schuppan, Stefan Johansson, Michele Alboreto, Eddie Cheever, Jacques Villeneuve, Juan Pablo Montoya (who has won two) and Fernando Alonso (who has won two). Racing record 24 Hours of Le Mans results Complete Formula One World Championship results (key) * Shared drive with Carroll Shelby therefore no points awarded. Complete Formula One Non-Championship results (key) (Races in bold indicate pole position; races in italics indicate fastest lap.) References Cox, Michael (2000) "The Kansas City Flash" - The Life & Times of Masten Gregory. Retrieved Jun. 25, 2005. Grand Prix.com > Masten Gregory. Retrieved Jun. 27, 2005. Hartwell, Andrew S. (2005) Through the Esses - Masten Gregory - Totally Fearless. Retrieved Jun. 27, 2005. Cox, Michael J. (2000) 8W - Who? Masten Gregory. Retrieved Jun. 27, 2005. Missouri Sports Hall of Fame. Retrieved Jun. 27, 2005. 1932 births 1985 deaths Sportspeople from Kansas City, Missouri Racing drivers from Kansas City, Missouri American Formula One drivers Indianapolis 500 drivers 24 Hours of Le Mans drivers 24 Hours of Le Mans winning drivers Scuderia Centro Sud Formula One drivers BRM Formula One drivers Maserati Formula One drivers Cooper Formula One drivers Camoradi Formula One drivers British Racing Partnership Formula One drivers Reg Parnell Racing Formula One drivers Racing drivers from Missouri World Sportscar Championship drivers 12 Hours of Reims drivers Porsche Motorsports drivers Ecurie Ecosse drivers