ITRA - International Trail Running Association - official world ranking of trail runners recognized by World Athletics
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William LAI

ITRA ID: 4914333

Gender: Male

Age Category: M 50-54

ITRA Performance Index
345 Intermediate 4
1
Finished Races

6

2
Total Race Time

178:18:29

3
Total Distance

754.0 km

4
Total Elevation

+27,053 m

5
Best Performance - Race Score

DNF

6
Best Race Ranking (Male )

DNF

7
Longest Race Distance

DNF

8
Race with Highest Elevation

DNF

Endurance Points

0

x0

1

x0

2

x0

3

x2

4

x0

5

x4

6

x0

ITRA Performance Index Ranking

World Top 80.12 %

World Ranking

Overall (Male )

1,194,268

1,490,778

Age Group (M 50-54)

DNF

DNF

Continent Ranking (Africa)

Overall (Male )

11,878

16,163

Age Group (M 50-54)

DNF

DNF

Country Ranking (Madagascar)

Overall (Male )

972

1,794

Age Group (M 50-54)

DNF

DNF

Latest Results

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Race
Country
Distance/M+
Endurance Points
Gender Ranking
Race Time
Race Score Race Score
2025-11-21
Category
50K
MAD
Distance/M+
124 km / 4335 m+
Itra Point 3

3

Gender Ranking
42
Race Time
24:05:04
Race Score
DNF
2025-05-09
Category
100M
MAD
Distance/M+
136 km / 4499 m+
Itra Point 5

5

Gender Ranking
64
Race Time
34:59:15
Race Score
DNF
2024-11-22
Category
50K
MAD
Distance/M+
124 km / 4329 m+
Itra Point 3

3

Gender Ranking
41
Race Time
25:34:26
Race Score
DNF
2024-05-10
Category
100K
MAD
Distance/M+
123 km / 4820 m+
Itra Point 5

5

Gender Ranking
64
Race Time
33:50:58
Race Score
DNF
2023-11-24
Category
50K
MAD
Distance/M+
120 km / 4250 m+
Itra Point 5

5

Gender Ranking
30
Race Time
23:11:15
Race Score
DNF
2023-05-12
Category
100K
MAD
Distance/M+
123 km / 4820 m+
Itra Point 5

5

Gender Ranking
61
Race Time
36:37:31
Race Score
DNF
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World Runner Ranking

Discover the official world ranking of trail runners based on their ITRA Performance Index.

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