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Athlete profile · Sources reviewed Oct 20, 2026

Bartosz Fudali

M35 48-hour world record holder and 103-yard Big’s podium finisher

Bartosz Fudali holds the IAU M35 48-hour world record at 465.352 km and finished third at Big’s Backyard Ultra with 103 yards.

PolandNiałek Wielki, PolandWolsztyński Klub BiegowyM35–39
World Team Championship · 28 yards
465.352 km48-hour bestCurrent IAU M35 world record · 2025103Backyard yards3rd overall at Big’s · 2023842.096 kmSix-day distanceWorld championship runner-up · 2024
Backyard Ultra World Team Championship 2026 · Stopped

28 yards completed before stopping

Completed 28 yards, then started yard 29 but did not finish it. Poland’s national race is over: the team finished on 840 yards, 7th in the standings at this point.

Final results after yard 124 (16:07 UTC, 22 October), matching the organizer's official leaderboard. Organizer results ↗ Championship guide →

01 · Athlete overview

The record so far

Bartosz Fudali is a Polish ultrarunner whose strongest published results span backyard, 48-hour, and six-day competition. His progression includes national-level wins, international podiums, and performances beyond 400 kilometers over 48 hours.

At the 2023 Big Dog’s Backyard Ultra, Fudali completed 103 yards, or 690.718 kilometers, and placed third overall, a Polish record at the time. He returned to the event in 2025 and completed 61 yards. The official pre-race roster listed him on Poland’s team for the 2026 Backyard Ultra World Team Championship, which started on October 17, 2026.

Fudali won the 2024 GOMU 48-Hour World Championship in Balatonfüred and placed second at that year’s GOMU Six Day World Championship with 842.096 kilometers. He won the 2025 Taipei 48-hour race with 441.069 kilometers, described by the IAU race report as Polish national and event records, then finished second behind Matthieu Bonne’s 485.099 km world record at the 2025 GOMU 48-Hour World Championship in Pabianice; his 465.352 kilometers are listed by the IAU as the current M35 48-hour world record. He won the GOMU 48-Hour World Championship again in 2026.

02 · Career highlights

Defining performances

2026

GOMU 48-Hour champion

Won the GOMU championship race with 447.581 kilometers, his second GOMU 48-hour title after 2024.

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2025

IAU M35 48-hour world record

Covered 465.352 kilometers at the GOMU Ultrapark Weekend in Pabianice, Poland.

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2025

Taipei 48-hour champion

Won with 441.069 kilometers, described by the IAU race report as Polish national and event records.

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2024

GOMU Six Day runner-up

Placed second with 842.096 kilometers.

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2023

Big’s Backyard Ultra podium

Completed 103 yards and placed third overall in the world championship field.

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03 · Selected results

Performance history

Selected results, not a complete race history. Rankings and record descriptions reflect the cited sources at their review dates. Distances may use different rounding conventions.

Selected ultramarathon results for Bartosz Fudali
DateEventPerformanceResultSource
GOMU 48-Hour World Championship48-hour road447.581 km1st overall · GOMU championView ↗
Big Dog’s Backyard UltraBackyard ultra61 yards · 409.066 km38th overallView ↗
GOMU 48-Hour World Championship (Ultrapark Weekend)48-hour roadFinished behind Matthieu Bonne, who set the 485.099 km IAU 48-hour world record in the same race.465.352 km2nd overall · IAU M35 world recordView ↗
Taipei Ultramarathon48-hour roadThe IAU report calls this a Polish national and race record, although his published 2024 GOMU result was longer at 447.293 km. The report does not explain that difference in record status.441.069 km1st overallView ↗
GOMU Six Day World ChampionshipSix-day roadMatthieu Bonne won with 1,045.519 km, the current ratified six-day world best.842.096 km2nd overallView ↗
GOMU 48-Hour World Championship48-hour road447.293 km1st overall · GOMU championView ↗
Taipei Ultramarathon48-hour road433.311 km1st overallView ↗
Big Dog’s Backyard UltraBackyard ultra103 yards · 690.718 km3rd overall · then Polish recordView ↗
Backyard Ultra PolskaBackyard ultra64 yards · 429.184 kmWinner · then Polish recordView ↗
Taipei Ultramarathon48-hour road397.619 km3rd overall · 2nd manView ↗
04 · Keep exploring