This profile likely combines several different runners who share the same name, so its stats may be mixed. It is excluded from the leaderboard.
Efren Marrero Arencibia
BRAVE BULLS · Spain
Est. age ≈ 34 (low confidence) · Compare
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63.9%
Runner Score
Local
Local
Age Grade compares a time to the world-best standard for that age, sex and distance, so performances at different distances and ages are directly comparable. 100% is world-record level.
Personal Bests
| Distance | Time | Pace /km | Age Grade | Race | Date |
|---|---|---|---|---|---|
| 10K | 41:20 | 4:08 | 63.9% | Madrid Vintage Run by Total Energies 2026 | |
| 20K | 1:44:52 | 5:15 | - | Behobia-San Sebastián 2024 | |
| Half Marathon | 1:42:20 | 4:51 | 58.4% | XXV Movistar Madrid Medio Maraton 2026 |
Full Race History
| Date | Race | Category | Pos | Time | Age Grade |
|---|---|---|---|---|---|
| Ibercaja Madrid Corre por Madrid - Ed Esp Generación del 27: MCxM | M35 | 735 | 43:15 | 62.3% | |
| Madrid Vintage Run by Total Energies · 10K | M35 | 1437 | 41:20 | 63.9% | |
| XXV Movistar Madrid Medio Maraton · Half Marathon | Senior M | 4709 | 1:42:20 | 58.4% | |
| Nationale-Nederlanden San Silvestre Vallecana Popular · 10K | Senior M | 2493 | 45:31 | 59.9% | |
| Ibercaja Madrid Corre Por Madrid - Edición Especial Hispanidad: MCxM | Senior M | 1667 | 46:26 | 58.2% | |
| Nationale-Nederlanden San Silvestre Vallecana Popular · 10K | Senior M | 3004 | 46:30 | 58.4% | |
| Behobia-San Sebastián | Senior M | 10423 | 1:44:52 | - | |
| Ibercaja Madrid Corre por Madrid: Ibercaja MCXM | Senior M | 1448 | 45:35 | 58.5% | |
| Zurich Rock 'n' Roll Running Series Madrid · Half Marathon | Senior M | 11189 | 2:03:48 | 48.2% | |
| Nationale-Nederlanden San Silvestre Vallecana Popular · 10K | Senior M | 3842 | 48:00 | 56.8% | |
| Nationale-Nederlanden San Silvestre Vallecana Popular · 10K | Senior M | 10178 | 55:41 | 47.4% |
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