Alison dos Santos sets new 400m hurdles world record in Zurich
5 sources • 1 min read • Latest: Aug 27, 2026, 7:42 PM
Last updated Aug 27, 2026
Alison dos Santos broke the 400m hurdles world record with a time of 45.80 seconds at a Diamond League meet in Zurich on August 27, 2026. The previous record of 45.94 seconds was held by Norway's Karsten Warholm, who finished the race in second place at 46.69 seconds. In the same event, Julien Alfred narrowly defeated Melissa Jefferson-Wooden in the 100m, marking Jefferson-Wooden's first loss since the 2024 Paris Games.
- •Alison dos Santos ran 45.80 seconds in Zurich.
- •Karsten Warholm previously held the record of 45.94 seconds.
- •Warholm finished in second place with a time of 46.69 seconds.
- •Julien Alfred defeated Melissa Jefferson-Wooden in the 100m by 0.005 seconds.
- •Both Alfred and Jefferson-Wooden ran personal bests of 10.70 seconds.
- 7:42 PMYahoo Sports — Dos Santos shatters 400m mark as world records fall in Zurich
- 7:25 PMYahoo Sports — Brazil's Alison Dos Santos breaks men's 400-meter hurdles world record
- 7:11 PMBBC Sport — Dos Santos breaks 400m hurdles world record in Zurich
- 7:09 PMBBC Sport — Dos Santos shatters 400m hurdles world record
- 6:51 PMYahoo Sports — Alison dos Santos breaks 400m hurdles world record in Zurich
"Alison Dos Santos of Brazil broke the men’s 400-meter hurdles world record at a Diamond League meet on Thursday. Dos Santos crossed the line in 45.80 seconds at the Weltklasse to take 0.14 seconds off the world record set by Karsten Warholm of Norway at the Tokyo Olympics in 2021. The 26-year-old Dos Santos was the 2022 world champion and is a two-time Olympic bronze medalist.
"Brazil's Alison dos Santos smashed the 400m hurdles world record in an astonishing night of action at the Zurich Diamond League meeting.
"Brazil's Alison dos Santos breaks the 400m hurdles world record, clocking a time of 45.80 seconds at the Diamond League in Zurich.
Sources
External links- Yahoo SportsAug 27, 2026, 7:42 PMDos Santos shatters 400m mark as world records fall in Zurich
Brazil's Alison dos Santos smashed the 400m hurdles world record in an astonishing night of action at the Zurich Diamond League meeting.
- Yahoo SportsAug 27, 2026, 7:25 PMBrazil's Alison Dos Santos breaks men's 400-meter hurdles world record
Alison Dos Santos of Brazil broke the men’s 400-meter hurdles world record at a Diamond League meet on Thursday. Dos Santos crossed the line in 45.80 seconds at the Weltklasse to take 0.14 seconds off the world record set by Karsten Warholm of Norway at the Tokyo Olympics in 2021. The 26-year-old Dos Santos was the 2022 world champion and is a two-time Olympic bronze medalist.
- BBC SportAug 27, 2026, 7:11 PMDos Santos breaks 400m hurdles world record in Zurich
Brazil's Alison dos Santos breaks the 400m hurdles world record, clocking a time of 45.80 seconds at the Diamond League in Zurich.
- BBC SportAug 27, 2026, 7:09 PMDos Santos shatters 400m hurdles world record
Brazil's Alison dos Santos smashes the 400m hurdles world record with an astonishing run at the Zurich Diamond League meeting.
- Yahoo SportsAug 27, 2026, 6:51 PMAlison dos Santos breaks 400m hurdles world record in Zurich
Alison dos Santos ran 45.81 seconds, beating previous world record holder Karsten Warholm.
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