An ultramarathon is a footrace longer than the traditional marathon distance of 42.195 kilometres. The sport of running ultramarathons is called ultra running or ultra distance running.
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. In 2015, Jurek set the Fastest Known Time running record for the 2,189-mile Appalachian Trail.
The Ultra-Trail du Mont-Blanc (UTMB) is a mountain ultramarathon race, first held in 2003, that follows the route of the Tour du Mont Blanc. It has been regarded as the most competitive trail ultramarathon in the world.
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.
The IAU 100 km World Championships have been held annually since 1987, at different locations, and is organized by the International Association of Ultrarunners (IAU). Due to lack of sponsorship, the 2013 event, planned for Jeju Island, South Korea, was cancelled and the 2014 event, originally due to be held at Daugavpils, Latvia, was held instead in Doha, Qatar.
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.
Ellie Greenwood is a British and Canadian ultramarathon runner. She is a four-time 100km World Champion, winning both individual and team titles in 2010 and 2014. She won the 90 km Comrades Marathon in South Africa in 2014, becoming the first British woman to win the race. Greenwood is also a former champion and course record holder for the Canadian Death Race, Western States 100, and the JFK 50 Mile Run.
Jacquelyn Camille Herron is an American ultramarathon runner and scientist. She has 12 world records in ultramarathon distances.
Sage Clifton Read Canaday is an American long-distance runner and ultramarathoner.
Kieren D'Souza is an Indian ultramarathon runner and endurance athlete. In 2016, he became the first Indian to qualify for and finish the Spartathlon, a 246 kilometre footrace from Athens to Sparta held annually in Greece. Kieren, then aged 23, completed the race in 33 hours, 2 minutes and 25 seconds, standing 85th among 370 participants. Up to 2016, only 29 athletes under the age of 25 had completed the race that has been held annually since 1983.
Jonathan Albon is a British sky runner and obstacle course racer who has won three Skyrunner World Series.
Carol Morgan is an Irish ultrarunner, who specialises in non-stop mountain ultramarathons 100 km and longer, often in challenging conditions with significant ascents / descents. Born in Dublin in 1973, where she trained as a nurse, she is an advanced practitioner in emergency medicine. Morgan holds the course record for endurance ultra event, the Kerry Way Ultra.
Courtney Dauwalter is an American ultramarathon runner and former teacher. Widely regarded as one of the world's best ultra trail runners, Dauwalter became in 2023 the first person ever to win Western States 100, Hardrock 100 and the Ultra-Trail du Mont-Blanc 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, 2021, and 2024. He holds several course records, 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.
Jeremy Bragg is a British ultramarathon runner.
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.
Aleksandr “Sania” Sorokin is a Lithuanian long-distance runner who holds multiple world and European records. As of May 2023, he held seven world records on the track and road: 100 km (road), 100 miles (road), 100 miles (track), 6-hour run (track), 12-hour run (track), 12-hour run (road), 24-hour run (road). Sorokin won the IAU 24 Hour World Championship in 2019, IAU European 24 Hour Championships in 2022 and the Spartathlon in 2017.
Adam Peterman is an American professional ultra-distance and marathon runner sponsored by Hoka.
Zach Miller is a professional American ultramarathon runner.
Ruth Charlotte Croft is a New Zealand ultramarathon and trail runner. Croft was the silver medalist at the 2019 Trail World Championships. Her victories at major international races include the Tarawera Ultramarathon, Western States, and Ultra Trail Cape Town.
