Sergios Diakostefanis
GreeceActive- Born
- Jan 2, 2001 (25 years old)
- Events
- 1500 m · 3000 Metres Short Track
Sergios Diakostefanis is a Greece middle-distance runner, born on January 2, 2001. He competes primarily in the 800m, 1500m and 3000m.
His personal bests include 1:53.24 in the 800m, 3:45.57 in the 1500m, 8:18.43 in the 3000m, 8:40.33 in the 3000m and 14:32.84 in the 5000m. He has earned 1 gold medal in major international competitions. He is currently active on the international athletics circuit, representing Greece.
Personal best · 1500 m3:45.57
2026 season best3:53.67May 31, 2026 · Elena Venizelou National Stadium, Chania
Personal best · 3000 Metres Short Track8:31.81
Last competitionGreek ChampionshipsJul 25, 2026 · 3:57.57
As of Oct 28, 2026: 1500 m 3:45.57, 3000 Metres Short Track 8:31.81, 2026 season best 3:53.67 (May 31, 2026, Elena Venizelou National Stadium, Chania (GRE)) · Last competition: Greek Championships, Jul 25, 2026, 3:57.57 · 25 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2026 | 1000m | 2:25.51 | – | Jul 17, 2026 | 6th Distance Gala |
| 2026 | 1500m-short-track Indoor | 3:51.44 | – | Feb 14, 2026 | One day Indoor Match |
| 2026 | 1500m Indoor | 3:53.67 | – | May 31, 2026 | Venizeleia-Chania International Meeting |
| 2026 | 1500m | 3:53.67 | – | May 31, 2026 | Venizeleia-Chania International Meeting |
| 2026 | 3000m Indoor | 8:26.52 | – | Mar 1, 2026 | Greek Indoor Championships |
| 2026 | 3000m-short-track Indoor | 8:26.52 | – | Mar 1, 2026 | Greek Indoor Championships |
| 2026 | 5000m | 15:00.87 | – | May 10, 2026 | Senior & U20 Regional Club Championships - Region 6 |
| 2026 | 5Kilometre | 15:29 | – | Mar 8, 2026 | Athens Half Marathon |