Copenhagen Marathon 2026: Mercy Chepwogen Smashes the Course Record in 2:22:08 on Debut
TL;DR — On Sunday, May 10, 2026, the Copenhagen Marathon delivered two major stories. On the women's side, Kenya's Mercy Chepwogen ran 42.195 km in 2:22:08 — a new women's course record — for her official solo marathon debut, on the exact day of her 30th birthday. On the men's side, Ethiopia's Tadesse Kassa clinched his first major marathon win in 2:08:26, holding off defending champion Vincent Mutai (Kenya).
If you missed Sunday's race, here's the rundown: a debut for the ages on the women's side, a changing of the guard on the men's, and what Copenhagen tells us about European spring marathoning in 2026.
Women's race: a record-shattering debut from Chepwogen
On the flat course winding through central Copenhagen, Mercy Chepwogen never looked threatened. Officially, this was her first solo marathon — according to World Athletics data, she had run an ekiden (relay) format in Paris in November 2025, but for her solo debut, she walked through the front door.
The result: 2:22:08, a new women's course record in Copenhagen.
The detail that makes it stand out: Chepwogen was born on May 10, 1996. She won on her 30th birthday, exactly 14 years after her U20 World 3000m title (Barcelona 2012, 9:08.88).
This "track / half-marathon → marathon" trajectory has become the most efficient way for women to break through in recent years:
- October 2025: 20 km road PB lowered to 1:04:58
- March 2026: half-marathon PB of 1:06:32
- May 10, 2026: marathon debut in 2:22:08 + course record
Chepwogen joins the small club of women who have run under 2:25 on their first official marathon — a threshold most marathoners cross only on their second or third race.
Men's race: Kassa flips the script
On the men's side, the story was different but no less notable. Tadesse Kassa (Ethiopia) came in without the favorite's pressure. The big favorite was Vincent Mutai, the 2025 defending champion.
Kassa took the win in 2:08:26, lowering his personal best by over a minute according to official data. Mutai finished second, unable to claw back the gap in the closing kilometers. For Kassa, this is his first major marathon victory — a name to watch for the Ethiopian autumn marathon selections.
| Place | Athlete | Country | Time |
|---|---|---|---|
| 1 | Tadesse Kassa | Ethiopia | 2:08:26 |
| 2 | Vincent Mutai | Kenya | — (2025 defending champion) |
Why Copenhagen matters in the European calendar
The Copenhagen Marathon is not a Major, but it's one of the most respected European marathons in the spring window. On the menu:
- World Athletics-labelled race
- Mostly flat course through central Copenhagen — terrain known for personal bests
- Comfortable May weather window
- Smooth logistics: city-center start and finish
This is the marathon many European amateurs target after their first Paris or national marathon — to chase a PB on a faster course than Paris or London, without dealing with the Major lotteries.
Don't confuse it: in September 2026 the city also hosts the World Athletics Road Running Championships (Copenhagen 26), a separate event with its own marathon and half-marathon.
What does this change for you?
Three takeaways if you follow marathoning as a runner or aspiring marathoner:
1. European "tier 2" marathons are where PBs happen. Copenhagen, Hamburg, Rotterdam, Vienna, Seville. If your goal is a PB rather than a Major medal, these races offer flat courses, manageable wind and World Athletics-level organization — perfect for chasing a sub-3, sub-3:30 or sub-4 in stable conditions.
2. Female talent transitions fast from track to marathon. With a debut record from a former U20 World champion, Copenhagen confirms that the strongest profiles are now moving quickly to the road. Same pattern we saw at Prague a week earlier with Millicent Jelimo, debuting in 2:24:19.
3. May remains the best European marathon window. Between Prague (May 3), Copenhagen (May 10) and the late-spring slate, a few-week stretch sees multiple major marathons stack up — pick your level, pick your weekend.
Planning your next marathon? BPMoov brings together race registrations for road and trail events across France and Europe — free, iOS and Android. → Download the app.
FAQ — Copenhagen Marathon 2026
Who won the 2026 Copenhagen Marathon?
On the women's side, Kenya's Mercy Chepwogen (sometimes spelled Chebwogen) won the 2026 Copenhagen Marathon in 2:22:08, a new course record, on her solo marathon debut. On the men's side, Ethiopia's Tadesse Kassa took the win in 2:08:26, ahead of defending champion Vincent Mutai (Kenya).
When was the 2026 Copenhagen Marathon?
The 2026 Copenhagen Marathon was held on Sunday, May 10, 2026, with start and finish in central Copenhagen.
What is the women's course record at the Copenhagen Marathon?
The women's course record is now held by Mercy Chepwogen (Kenya) in 2:22:08, set on May 10, 2026 on her marathon debut.
Who is Mercy Chepwogen?
Mercy Chepwogen is a Kenyan athlete born on May 10, 1996. She was the U20 World 3000m champion in Barcelona 2012 (9:08.88), then transitioned to the roads in 2025 (half-marathon PB of 1:06:32). Her Copenhagen win is her solo marathon debut — and as a side note, she won on her 30th birthday.
How do I register for the 2027 Copenhagen Marathon?
Registration for the Copenhagen Marathon typically opens the previous summer on the official organization site. Spots fill quickly — the BPMoov app lets you save Copenhagen Marathon to your favorites to get a notification as soon as registration opens.
What other major European marathons are coming up in May 2026?
After Copenhagen, the European calendar continues with Hamburg and several regional marathons through mid-June. For a detailed look at major French marathons of the season, check out our guide to the 10 best marathons to run in France in 2026.