The Dallas Urban Ultra 50kmUSAUnited States28 Jan202350kmDistfixed distance race20M 1515 menF 55 women
HoHo100 - Hollandse Honderd MijlenNEDNetherlands28 Jan2023100miDistfixed distance race8M 66 menF 22 women
1. Leinetal-Ultra Winter EditionGERGermany28 Jan202365kmDistfixed distance race39M 3131 menF 88 women
Ultramaratón non stop 24 horas Isla MujeresMEXMexico28–29 Jan202324hTimefixed time race49M 3232 menF 1717 women
50km-Ultramarathon des RLT RodgauIAU BronzeGERGermany28 Jan202350kmDistfixed distance race284M 206206 menF 7878 women
Folsom South Side Trail Run 50 KmUSAUnited States28 Jan202350kmDistfixed distance race27M 1717 menF 1010 women
Florida Skydive Ultra Run - 50 KmUSAUnited States28 Jan202350kmDistfixed distance race12M 44 menF 88 women
Florida Skydive Ultra Run - 50 MilesUSAUnited States28 Jan202350miDistfixed distance race8M 66 menF 22 women
Florida Skydive Ultra Run - 100 MilesUSAUnited States28–29 Jan2023100miDistfixed distance race5M 22 menF 33 women
Florida Skydive Ultra Run - 100 KmUSAUnited States28–29 Jan2023100kmDistfixed distance race1M 00 menF 11 women
Arches Ultra 50 km RaceUSAUnited States28 Jan202350kmDistfixed distance race187M 115115 menF 7272 women
Arches Ultra 50 Mile RaceUSAUnited States28 Jan202350miDistfixed distance race65M 5555 menF 1010 women
Monroe Cross Trail 50 Mile UltraUSAUnited States28 Jan202350MileDistfixed distance race36M 1919 menF 1717 women
North Carolina Fat Ass 50 KmUSAUnited States28 Jan202350kmDistfixed distance race73M 4545 menF 2828 women
AZT Oracle Rumble 50 MileUSAUnited States28 Jan202350miDistfixed distance race40M 2929 menF 1111 women
Sean O'Brien 50 Mile Trail RaceUSAUnited States28 Jan202350miDistfixed distance race67M 4444 menF 2323 women