Dave (David) Mackey, born November 22, 1969, is an American ultra runner and adventure racer who lives in Boulder, Colorado. Mackey has set course records at many significant national ultra-distance trail running races, and spent several years adventure racing nationally and internationally. He is a physician assistant in emergency medicine.
In 2011, Mackey won the Montrail Cup, which he also won in 2004. He won the Ultrarunning Magazine North American Ultrarunner of the Year in 2011, and was runner-up in 2004. He won the USA Track and Field Ultrarunner of the Year in 2004 and in 2005, [1] and also has won several USATF national trail running titles at three different distances: 50K, 50 mile, and 100 kilometers. In running from one side of the Grand Canyon and back, also known as the rim-to-rim-to-rim (R2R2R), Mackey set a former record of 6:59:57. [2] The current record is held by Jim Walmsley.
Mackey also holds speed climbing records in the Boulder, Colorado, area, including the fastest round-trip time climbing and descending the Third Flatiron from Chautauqua Park in Boulder.
On May 23, 2015, Mackey fell off of a ridge, while training at Bear Peak near his home in Boulder. Among other injuries, he sustained a serious damage on his left lower leg. [3] He recovered to the point he could walk (with a limp), but after a year and a half of surgeries, recurring infections and constant pain, he decided to get his ill leg amputated below the knee, hoping a prosthetic device would provide him better possibility to resume life as it was before the accident. [4]
An ultramarathon, also called ultra distance or ultra running, is any footrace longer than the traditional marathon length of 42.195 kilometres. Various distances, surfaces, and formats are raced competitively, from the shortest common ultramarathon of 31 miles (50 km) and up to 3100 miles. World Championships are held by the International Association of Ultrarunners (IAU) for 50 km, 100 km, 24 hours, and ultra Trail running. The Global Organization of Multi-Day Ultramarathoners (GOMU) holds World Championships for 48 hours and 6 days. World Records are ratified and recognized by World Athletics, the IAU, and by GOMU.
Ann Trason is an American ultramarathon runner from Auburn, California. She set 20 world records during her career. Her world record of 5:40:18 at the 50 mile distance, set in 1991, was unbeaten until 2015. As of her induction into the Ultrarunning Hall of Fame in 2020, she was considered by many to be the most successful female ultrarunner of all time.
Scott Gordon Jurek is an American ultramarathoner, author, and public speaker. Throughout his running career, Jurek was one of the most dominant ultramarathon runners in the world, winning the Hardrock Hundred (2007), the Badwater Ultramarathon, the Spartathlon, and the Western States 100 Mile Endurance Run (1999–2005). In 2010, at the 24-Hour World Championships in Brive-la-Gaillarde, France, Jurek won a silver medal behind Shingo Inoue and set a new US record for distance run in 24 hours with 165.7 miles. Jurek has followed a vegetarian diet since 1997, and a vegan diet since 1999.
The Leadville Trail 100 Run is an ultramarathon held annually on rugged trails and dirt roads near Leadville, Colorado, through the heart of the Rocky Mountains. First run in 1983, the race course climbs and descends 15,600 feet (4,800 m), with elevations ranging from 9,200 to 12,620 feet. In most years, fewer than half the starters complete the race within the 30-hour time limit.
The Miwok 100K Trail Race is a 62.2 miles (100.1 km) long ultramarathon that takes place annually in southern Marin County, California, typically on the first Saturday of May.
Tim Twietmeyer is an Auburn, California-based ultramarathon runner and an engineering manager at Hewlett Packard, in Roseville in the U.S. state of California. Twietmeyer is also a mountain biker, road cyclist, and retired almost-scratch golfer and swimmer. He is best known for his five victories and unprecedented 25 sub-24 hour finishes at the 100-mile (160 km) Western States Endurance Run.
Nikki Kimball is an American distance runner specializing in the Ultramarathon. She ran her first 100-mile race at the Western States 100 Mile Endurance Run in 2004, and was the female winner. She was the winning female at Western States again in 2006 and 2007, becoming only the third woman to win Western States three times. In 2014, she won the Marathon Des Sables multi-stage endurance race on her first attempt. Prior to running, her main sport was cross-country skiing. She was crewed at the 2007 Western States by U.S. Senator Max Baucus of Montana, where Kimball lives. She lives in Bozeman, Montana.
Michael Wardian is an American marathoner and ultra-marathoner. He won the 2008, 2009 and 2010 US 50 km championships and the 2011 US 50 mile championship. In 2008, he won the U.S. National 100 km championship. Wardian also is the 2007 JFK 50 Mile winner, and won the National Marathon in Washington, D.C., three consecutive years (2006–2008), and in 2010, 2011 and 2012. He ran in Maldives Addu marathon on June 29, 2018, and got first place and MVR12000. In 2020, Wardian won the Quarantine Backyard Ultra, running nearly 263 miles over the course of 63 hours without sleeping in a repetitive neighborhood loop in Arlington, VA to follow social distancing guidelines during the coronavirus pandemic.
Anton Krupicka is an American ultra-runner. He has won the Leadville 100 twice, the Miwok 100K, the Rocky Raccoon 100 Miler, the Collegiate Peaks 50 Miler, the White River 50 Miler twice, the High Mountain 50k and the Estes Park Marathon. He also came in second in the Western States Endurance Run in 2010 in what would have been a course record time of 15:13:53. His surname is pronounced as "crew-pitch-kuh".
Karl Meltzer is an ultrarunner and ultrarunning coach based in Sandy, Utah. Meltzer has won more 100-mile ultramarathons than any other ultramarathoner, and has held speed records at major U.S. trails, including the Appalachian Trail and the Pony Express Trail. Meltzer's trail runs have been featured in news outlets from Ultrarunning.com to NBC Sports. Meltzer has been a professional ultramarathoner since 1999, and a coach since 2007.
Micah True, born Michael Randall Hickman and also known as Caballo Blanco, was an American ultrarunner from Boulder, Colorado, who received attention because of his depiction as a central character in Christopher McDougall's book Born to Run. True's inclusion in the book garnered him some attention in ultrarunning circles, and some readers credited him as their inspiration for taking up the sport.
Connie Gardner is an American ultramarathoner and member of the USATF. She has competed in ultramarathons all over the world, and has won 11 USATF national championships. Her ultramarathon victories include the Burning River 100 Mile Trail Race, the Mohican 100 Mile Trail Race, the NorthCoast 24-Hour Endurance Run, the Tussey Mountainback 50 Miler (2011), and the JFK 50 Miler.
Timothy Olson is an American ultra-runner who was the former recordholder for the Pacific Crest Trail in 51 days, 16 hours and 55 minutes. He won the Western States 100 in 2012 and 2013, including the former course record of 14 hours, 46 minutes and 44 seconds in 2012.
Jacquelyn Camille Herron is an American ultramarathon runner, scientist, coach, public speaker, and a four-time International Ultrarunner of the Year. She is known for running with her hair down, a big smile, and eating tacos to fuel ultras.
Harvey Sweetland Lewis is an American ultrarunner.
Kristin "Krissy" Moehl is an American ultramarathon athlete who specializes in trail running. In 2005, Moehl became the youngest woman to complete the Grand Slam of Ultrarunning, which included a gold medal at the Vermont 100 Mile Endurance Run.
Sage Clifton Read Canaday is an American long-distance runner and ultramarathoner.
Courtney Dauwalter is an American ultramarathon runner and former teacher. In 2023, Dauwalter became the first athlete ever to win Western States 100, Hardrock 100 and the UTMB, three iconic 100-mile races, in the same year.
Jim Walmsley is an American long-distance runner. An ultra-trail specialist, his wins include the JFK 50 Mile in 2014, 2015 and 2016, the Lake Sonoma 50 in 2016 and 2018, the Tarawera Ultramarathon in 2017, and the Western States 100 in 2018, 2019, and 2021. He holds several course records and fastest known times, including the Western States 100, set in 2018 and further improved by 21 minutes in 2019. In 2023, he became the first American man to win the Ultra-Trail du Mont-Blanc.
Kami Semick is an American ultramarathon runner based in Bend, Oregon who was a two-time UltraRunner of the Year and USATF’s Ultra Runner of the Year in 2009 and 2010. She ran collegiately with the University of Alabama and transitioned to ultramarathons in her 30s and came in second with a time of 4:54 in the Siskyou Out Back 50k, second in 4:54. Her ultra career went on to include five wins at the Miwok 100K Trail Race, a fourth place finish at the 2006 Western States 100, first female and third overall at the 2010 Vermont 100. Internationally, she won the 2009 IAU 100K World Cup in Belgium, the IAU 50K World Championship in Gibraltar and was involved with the creation of the North Face Tea Horse Trail Running Expedition.