Sulphur Springs Trail Run 100 MileCANCanada23–24 May2026100miDistfixed distance race44M 3939 menF 55 women
Sulphur Springs Trail Run 100kmCANCanada23–24 May2026100kmDistfixed distance race152M 110110 menF 4242 women
Sulphur Springs Trail Run 50 MileCANCanada23 May202650miDistfixed distance race73M 4949 menF 2424 women
INFINITUS 2026 - 88k UltramarathonUSAUnited States23–24 May202688kmDistfixed distance race13M 99 menF 44 women
Nanny Goat 100 Mile RaceUSAUnited States23–24 May2026100miDistfixed distance race33M 2828 menF 55 women
TorTour de Ruhr - 100mi NonstopGERGermany23–24 May2026100miDistfixed distance race59M 4949 menF 1010 women
TorTour de Ruhr - 230km NonstopGERGermany23–24 May2026230kmDistfixed distance race51M 4040 menF 1111 women
Sulphur Springs Trail Run 50kmCANCanada23 May202650kmDistfixed distance race313M 194194 menF 119119 women
Tokyo Grand Trail - 100miJPNJapan22 May – 24 Jun2026160kmDistfixed distance race110M 9191 menF 1919 women
Tokyo Grand Trail - 200kmJPNJapan22 May – 24 Jun2026200kmDistfixed distance race12M 1010 menF 22 women
NUTS Karhunkierros 55km Trail UltraFINFinland22–23 May202655kmDistfixed distance race879M 511511 menF 368368 women