Coastal Trail Series - Sussex UltraGBRGreat Britain14 Mar202034.1miDistfixed distance race101M 8484 menF 1717 women
Pedra do Báu - Ultra Trail 50KBRABrazil14 Mar202050kmDistfixed distance race126M 9393 menF 3333 women
Peyton's Wild and Wacky 10x5km UltraUSAUnited States14 Mar202050kmDistfixed distance race75M 3535 menF 4040 women
The Mid South (Land Run) 54K Ultra MarathonUSAUnited States14 Mar202050kmDistfixed distance race91M 4646 menF 4545 women
Marathon of Marathons 100km BelgradeIAU BronzeSRBSerbia14 Mar2020100kmDistfixed distance race7M 55 menF 22 women
Marathon of Marathons 50km BelgradeIAU BronzeSRBSerbia14 Mar202050kmDistfixed distance race6M 44 menF 22 women
Marathon of Marathons 6h BelgradeIAU BronzeSRBSerbia14 Mar20206hTimefixed time race17M 1010 menF 77 women
Marathon of Marathons 12h BelgradeIAU BronzeSRBSerbia14–15 Mar202012hTimefixed time race7M 66 menF 11 women
Marathon of Marathons 50mi BelgradeIAU BronzeSRBSerbia14–15 Mar202050miDistfixed distance race3M 22 menF 11 women
Marathon of Marathons 24h BelgradeIAU BronzeSRBSerbia14–15 Mar202024hTimefixed time race5M 55 menF 00 women
D33 – Deeside Way UltraGBRGreat Britain13 Mar202033miDistfixed distance race182M 128128 menF 5454 women
Three Days of Syllamo 50 km RunUSAUnited States13 Mar202050kmDistfixed distance race44M 2424 menF 2020 women
Three Days of Syllamo Stage RaceUSAUnited States13–15 Mar2020· 3 stages150kmDistfixed distance race23M 1313 menF 1010 women
Setka Komandosa, LubliniecPOLPoland13–14 Mar2020101kmDistfixed distance race131M 122122 menF 99 women
Ultra Asia Race VietnamVIEVietnam9–12 Mar2020· 3 stages106kmDistfixed distance race10M 99 menF 11 women
Balaton Szupermaraton - Maraton+, Balatonfüred - SiófokHUNHungary8 Mar202051.3kmDistfixed distance race34M 1919 menF 1515 women