Macey Miles Kirk is an elite equestrian professional based in White House, Tenn. She instructs at Milestone Stables and manages Milestone Manor, a boutique retirement facility dedicated to providing exceptional care for retired performance horses. 

In 2016, Macey won the Triple Crown of Equitation, becoming the 12th rider in history to ever to do so. She holds a distinction unmatched in the sport: she is the only instructor to have both won the Triple Crown herself and coached a rider to achieve the same honor. Throughout her career, Macey has trained and developed numerous World and National Champion riders, earning a reputation for excellence, precision, and integrity. Her teaching philosophy extends far beyond technical skill—she is deeply committed to building confidence, discipline, and character in her riders, both in and out of the saddle. Macey’s dedication to horsemanship, mentorship, and lifelong learning continues to shape the next generation of riders while honoring the horses that make the sport possible.