The World Masters Athletics (WMA) Championships will add considerable depth and experience to the IAU 100K World Championships, with 144 Masters athletes entered across the men’s and women’s competitions. The start list represents a wide range of age categories, from 35–39 through to 80–84.
Of the 144 Masters athletes entered, 78 will compete in both the IAU 100K World Championships and the WMA Championships, while a further 66 athletes will compete exclusively in the WMA Masters competition. The combined entry lists bring together athletes racing for both world 100K and Masters age-group titles, alongside those focused specifically on their WMA championship.
The men’s competition features 96 athletes across nine age categories. The largest men’s age group is 40–44, with 24 athletes. Among the men, 43 athletes are entered in the IAU–WMA competition, while 53 are competing solely in the WMA competition.
The women’s competition has 48 athletes across six age categories, with the 45–49 category forming the largest women’s field, with 13 athletes. Of the women entered, 35 will compete in both the IAU and WMA championships, while 13 will compete exclusively in the WMA competition.
With 144 Masters athletes on the entry list, the WMA Championships will bring together competitors from different generations, underlining the longevity of ultrarunning while adding another dimension to the championship racing alongside the IAU 100K World Championships.

