Alexander Seidler
DenmarkActive- Born
- Mar 31, 1999 (27 years old)
- Events
- 10 Kilometres Road · Half Marathon
Alexander Seidler is a Denmark long-distance runner, born on March 31, 1999. He competes primarily in the 5000m, 10000m and Semi.
His personal bests include 15:08.04 in the 5000m, 31:31.79 in the 10000m, 1:09:06 in the Semi, 2:34:07 in the Marathon and 30:40 in the 10Kilometr. He is currently active on the international athletics circuit, representing Denmark.
Personal best · 10 Kilometres Road30:40
2026 season best1:10:14Apr 12, 2026 · Ponta Delgada
Personal best · Half Marathon1:09:06
Last competitionMeia Maratona Juventude Ilha VerdeApr 12, 2026 · 1:10:14
As of Oct 27, 2026: 10 Kilometres Road 30:40, Half Marathon 1:09:06, 2026 season best 1:10:14 (Apr 12, 2026, Ponta Delgada (POR)) · Last competition: Meia Maratona Juventude Ilha Verde, Apr 12, 2026, 1:10:14 · 27 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | Semi | 1:10:14 | – | Apr 12, 2026 | Meia Maratona Juventude Ilha Verde |
| 2024 | 10Kilometr | 30:40 | – | Apr 20, 2024 | Danish Senior & U23 10km Road Running Championships |
| 2024 | Marathon | 2:34:07 | – | May 5, 2024 | Copenhagen Marathon, Copenhagen - Danish Marathon Ch. |
| 2023 | 10Kilometr | 31:03 | – | Apr 22, 2023 | Danish 10km Road Running Championships |
| 2023 | 10000m | 31:31.79 | – | Jun 23, 2023 | Danish Championships, Skovdalen Stadion, Aalborg |
| 2023 | Semi | 1:09:06 | – | Sep 17, 2023 | Copenhagen Half Marathon, København |
| 2022 | 10000m | 31:55.16 | – | Sep 9, 2022 | Moselstadion, Trier (GER) |
| 2022 | CrossCount | 32:20 | – | Nov 19, 2022 | Danish Cross Country Championships, Korsør |