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Megan Eckert is the first woman in history to reach 600 miles in 6 days.
Left: Don Choi after his 1,000-mile win; first to run 1000 miles in a certified race. Choi is the father of the modern movement of multi-day running.
Above: Ed Kelly, pioneer of 5000 kilometers and 3000 miles.
Stuart Mittleman, shown here at the 2nd certified 1000-mile race in Flushing Meadows, Queens, New York, was the first man to run 800 miles in 10 days as part of his world record journey to 1000 miles.
In 1984, Ramon Zabalo, FR, was the first man to run 400 k in 48-hrs.
In 2018, Patrycja Bereznowska, POL, was the first woman to run 400 k in 48-hrs.
In 2025, Matthieu Bonne, BEL, became the first man to run 300 miles in 48-hrs.
Historical Milestones in Modern Multi-Day Racing (1980-Present)
The athletes listed below are the pioneers of multi-day ultrarunning, having been the first to complete these distances on a certified and measured course with precise timing. They demonstrated incredible courage and the capacity to push themselves into the uncharted territory of this demanding sport, setting a benchmark for others to aspire to. Their achievements highlight not only their physical endurance but also their mental and emotional resilience in the face of challenges.
2- Days
Women:
300 kilometers - Eleanor Adams (GB) - 1984 - Montauban, France
200 miles - Eleanor Adams (GB) - 1984 - Montauban, France
350 kilometers - Hilary Walker (GB) - 1988 - Blackpool, Great Britain
400 Kilometers. - Patrycja Bereznowska (POL) 2018 - Athens, Greece
Men:
300 kilometers - Don Choi (USA)- 1979 - Woodside, USA
200 miles - Don Choi (USA) - 1979 - Woodside, USA
350 kilometers - Mike Newton (GB) - 1982 - Nottingham, Great Britain
400 kilometers - Ramon Zabalo (FRA) - 1984 - Montauban, France
450 kilometers - Yiannis Kouros (GRE) - 1985 - Montauban, France
300 miles - Matthieu Bonne (BEL) - 2025 - Pabianice, Poland
6-Days
Women:
400 miles - Rosalind Paul-Cox (GB) - 1982 -Nottingham, Great Britain
700 kilometers - Eleanor Adams (GB) - 1984 - New York, USA
800 kilometers - Eleanor Adams (GB) - 1984 - Colac, Australia
500 miles - Eleanor Adams(GB) - 1984 - Colac, Australia
900 kilometers - Camille Herron (USA) - 2024 - La Quinta, USA
600 miles - Megan Eckert - 2025 (USA)- Pont d'Arc, France
Men:
400 miles - Don Choi (USA) - 1980 - Woodside, USA
700 kilometers - Mike Newton (GB) - 1981 - Nottingham, Great Britain
800 kilometers - Mike Newton (GB) - 1981 - Nottingham, Great Britain
500 miles - Mike Newton (GB) - 1981 - Nottingham, Great Britain
900 kilometers - Thomas O'Reilly (GB) - 1982 - Nottingham, Great Britain
600 miles - Yiannis Kouros (GRE) - 1984 - New York, USA
1000 kilometers - Yiannis Kouros (GRE) - 1984 - New York, USA
10-Days
Women:
700 miles - Sandy Barwick (NZ) - 1991- New York, USA
800 miles - Sandy Barwick (NZ) - 1991 - New York, USA
Men:
700 miles - Don Choi (USA) - 1985 - New York, USA
800 miles - Stuart Mittleman (USA) - 1986 - New York, USA
900 miles - Yiannis Kouros (GRE) - 1988 - New York, USA
1500 kilometers - Yiannis Kouros (GRE) - 1988 - New York, USA
1000-5000 Kilometers
Women:
1000 kilometers - Pippa Davis (GB) - 1987 - New York, USA
2000 kilometers - Sandy Barwick (NZ) - 1991 - New York, USA
3000 kilometers - Suprabha Beckjord (USA) - 1996 - New York, USA
4000 kilometers - Suprabha Beckjord (USA) - 1996 - New York, USA
5000 kilometers - Suprabha Beckjord (USA) - 1997 - New York, USA
Men:
1000 kilometers - Yiannis Kouros (GRE) - 1984 - New York, USA
2000 kilometers - Marty Sprengelmeyer (USA) - 1987 - New York, USA
3000 kilometers - Georgs Jermolajevs - 1996 - New York, USA
4000 kilometers - Georgs Jermolajevs- 1996 - New York, USA
5000 kilometers - Ed Kelley ( USA) - 1997 - New York, USA
1000 Miles
Women:
Under 15 days - Suprabha Beckjord (USA) - 1989 - New York, USA
Under 14 days - Sandy Barwick (NZ) - 1991 -New York, USA
Under 13 days - Sandy Barwick (NZ) - 1991 -New York, USA
Men:
Under 13 Days - Stuart Mittleman (USA) - 1986 - New York, USA
Under 12 Days - Stuart Mittleman (USA) - 1986 - New York, USA
Under 11 Days - Yiannis Kouros (GRE) - 1988 - New York, USA
2000 Miles
Women:
Suprabha Beckjord (USA) - 1996 - New York, USA
Men:
Georgis Jermolajevs - 1996 - New York, USA
3000 Miles
Women:
Suprabha Beckjord (USA) - 1997 - New York, USA
Men:
Ed Kelley (USA) - 1997 - New York, USA
Eleanor Adams Robinson on the left with Hilary Walker, both former world record holders for 48-hrs. Eleanor was the first woman to run 800 km/ 500 mi in a certified 6-day race.
Suprabha Beckjord was the first woman to complete 1000 miles in under 15 days. She was also the first woman to run 5000 km.
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Pictured on the left is Georgis Jermolajevs from Latvia, who won the 1996 Sri Chinmoy 2700-mile race and set the initial records for 3000, 4000 kilometers, and 2000 miles.
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Marty Sprengelmeyer, shown on the right running past the Unisphere in Flushing Meadows Park, Queens, New York, during the Sri Chinmoy 1300-mile race in 1987. Marty was the first man to reach the 2000-kilometer mark in a certified race.
Yiannis Kouros was the first man to run 450 km in 2 days and 1000 km in 6 days. Sandra Barwick was the first woman to run 2,000 km, both in a certified race.
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