JJ
John Jefferson
USAHombresFecha de nacimiento30 dic 1982
Altura-
Peso-
John Jefferson es un mediofondista de Estados Unidos, nacido el 30 de diciembre de 1982. Compite principalmente en 800m, 1500m y Mile.
Sus mejores marcas personales incluyen 1:50.00 en 800m, 3:39.39 en 1500m, 3:56.82 en Mile, 7:58.54 en 3000m y 14:04.66 en 5000m. Actualmente está activo en el circuito internacional de atletismo, representando a Estados Unidos.
Datos clave
A 16 sept 2026: 1500 m 3:39.39, Milla 3:56.82, Mejor marca 2012 3:40.24 (13 jun 2012) · 43 años
PB
Mejores marcas personales
1:50.00
3:39.39
3:56.82
7:58.54
14:04.66
3:52.03
8:11.65
4:02.37
Gráficos de rendimiento
Mejores de la temporada
| Temporada | Disciplina | Resultado | Viento | Fecha | Tendencia | Competiciones |
|---|---|---|---|---|---|---|
| 2012 | 1500m | 3:40.24 | - | 13 jun 2012 | ↑ | - |
| 2011 | 1500m | 3:39.39 | - | 16 jul 2011 | ↑ | - |
| 2011 | Mile | 3:58.54 | - | 1 jun 2011 | ↑ | - |
| 2010 | 1500m | 3:41.01 | - | 8 may 2010 | ↑ | - |
| 2010 | 1500m-short-track | 3:52.03 | - | 28 feb 2010 | - | - |
| 2010 | Mile | 4:00.70 | - | 16 ene 2010 | ↑ | - |
| 2010 | 3000m | 8:02.90 | - | 20 mar 2010 | ↓ | - |
| 2009 | 800m | 1:50.00 | - | 28 may 2009 | ↑ | - |
| 2009 | 1500m | 3:43.46 | - | 14 jun 2009 | ↑ | - |
| 2008 | 800m | 1:52.00 | - | 2 ago 2008 | ↑ | - |
| 2008 | 1500m | 3:39.55 | - | 20 jul 2008 | ↑ | - |
| 2008 | Mile | 3:56.82 | - | 9 ago 2008 | ↑ | - |
| 2008 | 3000m-short-track | 8:21.55 | - | 24 feb 2008 | ↑ | - |
| 2008 | 5000m | 14:06.11 | - | 1 feb 2008 | ↓ | Seattle UW Invitational |
| 2007 | 1500m | 3:39.44 | - | 28 jul 2007 | ↑ | - |
| 2007 | Mile | 4:07.79 | - | 11 ago 2007 | ↑ | - |
| 2007 | 3000m | 7:58.54 | - | 27 ene 2007 | ↓ | Seattle UW Indoor Invitational, Seattle, WA (i) |
| 2007 | 3000m-short-track | 8:11.65 | - | 24 feb 2007 | ↑ | - |
| 2006 | 800m | 1:55.32 | - | 14 jul 2006 | ↑ | - |
| 2006 | 1500m | 3:39.70 | - | 22 jul 2006 | ↑ | - |
| 2006 | mile-short-track | 4:09.30 | - | 25 feb 2006 | ↓ | - |
| 2006 | 5000m | 14:12.47 | - | 14 may 2006 | ↓ | - |
| 2005 | 1500m | 3:41.64 | - | 6 may 2005 | ↑ | - |
| 2005 | Mile | 3:57.85 | - | 5 feb 2005 | ↑ | - |
| 2005 | mile-short-track | 4:03.96 | - | 12 mar 2005 | ↓ | - |
| 2005 | 3000m-short-track | 8:30.46 | - | 22 ene 2005 | ↑ | - |
| 2003 | 800m | 1:51.21 | - | 3 may 2003 | ↑ | - |
| 2003 | 1500m | 3:41.53 | - | 18 abr 2003 | ↑ | - |
| 2003 | Mile | 4:03.03 | - | 8 mar 2003 | ↑ | - |
| 2003 | mile-short-track | 4:04.71 | - | 1 mar 2003 | ↓ | - |
| 2003 | 3000m-short-track | 8:30.02 | - | 15 feb 2003 | ↑ | - |
| 2003 | 5000m | 14:18.85 | - | 12 abr 2003 | ↓ | - |
| 2002 | 800m | 1:52.56 | - | 13 abr 2002 | ↑ | - |
| 2002 | 1500m | 3:45.57 | - | 5 may 2002 | ↑ | - |
| 2002 | mile-short-track | 4:02.37 | - | 1 feb 2002 | ↓ | - |
| 2002 | 5000m | 14:04.66 | - | 19 abr 2002 | ↓ | - |
| 2001 | 800m | 1:53.23 | - | 26 may 2001 | ↑ | - |
| 2001 | Mile | 4:11.62 | - | 9 jun 2001 | ↑ | - |
2012
6 performances| Disciplina | Resultado | Viento | Fecha | Competiciones |
|---|---|---|---|---|
1500m | 3:54.52 | - | 29 jun | Eugene USA Championships, Hayward Field, Eugene, OR |
1500m | 3:41.64 | - | 28 jun | Eugene USA Championships, Hayward Field, Eugene, OR |
1500m | 3:40.87 | - | 17 jun | Bloomington Twilight, Bloomington, IL |
1500m | 3:40.24 | - | 13 jun | Indianapolis American Milers Club, Indianapolis, IN |
1500m | 3:44.12 | - | 9 jun | Indianapolis American Milers Club, Indianapolis, IN |
1500m | 3:47.23 | - | 9 may | Georgetown Cayman Invitational, George Town |
2011
6 performances| Disciplina | Resultado | Viento | Fecha | Competiciones |
|---|---|---|---|---|
1500m | 3:39.39 | - | 16 jul | Heusden-Zolder KBC Night of Athletics, Heusden-Zolder |
1500m | 3:40.45 | - | 9 jul | Kortrijk Guldensporenmeeting, Kortrijk |
1500m | 3:42.04 | - | 23 jun | Eugene USA Championships, Hayward Field, Eugene, OR |
Mile | 3:58.54 | - | 1 jun | St. Louis Festival of Miles, St. Louis, MO |
1500m | 3:42.28 | - | 21 may | Indianapolis Amarican Milers Club Series, Indianapolis, IN |
1500m | 3:43.65 | - | 6 may | Bloomington Billy Hayes Invitational, Bloomington, IN - Invitational Events |
2010
7 performances| Disciplina | Resultado | Viento | Fecha | Competiciones |
|---|---|---|---|---|
1500m | 3:41.01 | - | 8 may | Ponce Grand Prix, Ponce |
Mile | 4:01.52 | - | 24 abr | Des Moines Drake Relays, Des Moines, IA - Invitational Events |
3000m | 8:02.90 | - | 20 mar | Eugene Oregon Preview, Eugene, OR |
1500m-short-track | 3:52.03 | - | 28 feb | US Indoor Championships, Albuquerque, NM (i) |
Mile | 4:01.01 | - | 30 ene | Seattle UW Invitational, Seattle, WA (i) |
Mile | 4:01.01 | - | 29 ene | Seattle UW Invitational, Seattle, WA (i) |
Mile | 4:00.70 | - | 16 ene | Seattle UW Preview, Seattle, WA (i) |
2009
5 performances| Disciplina | Resultado | Viento | Fecha | Competiciones |
|---|---|---|---|---|
1500m | 3:44.28 | - | 25 jun | USA Championships, Eugene, OR |
1500m | 3:43.46 | - | 14 jun | Burnaby Harry Jerome Track Classic, Burnaby |
1500m | 3:46.10 | - | 6 jun | Eugene OTC Elite High Performance Races, Eugene, OR |
800m | 1:50.00 | - | 28 may | Beaverton Nike Mile, Beaverton, OR |
1500m | 3:48.45 | - | 23 may | Eugene HS Ch. 6A, Eugene, OR - Invitational Events |
2008
9 performances| Disciplina | Resultado | Viento | Fecha | Competiciones |
|---|---|---|---|---|
Mile | 3:56.82 | - | 9 ago | Falmouth Mile, Falmouth, MA |
800m | 1:52.00 | - | 2 ago | Amsterdam Open, Amsterdam |
Mile | 3:59.55 | - | 25 jul | Dublin Morton Memorial Meeting, Dublin |
1500m | 3:39.55 | - | 20 jul | Heusden-Zolder KBC Night of Athletics, Heusden-Zolder |
1500m | 3:44.79 | - | 4 jul | USA Olympic Team Trials, Eugene, OR |
1500m | 3:42.48 | - | 3 jul | USA Olympic Team Trials, Eugene, OR |
Mile | 4:00.13 | - | 29 may | Beaverton Nike Mile, Beaverton, OR |
3000m-short-track | 8:21.55 | - | 24 feb | US Indoor Championships, Boston, MA (i) |
5000m | 14:06.11 | - | 1 feb | Seattle UW Invitational |
2007
12 performances| Disciplina | Resultado | Viento | Fecha | Competiciones |
|---|---|---|---|---|
Mile | 4:07.79 | - | 11 ago | Falmouth Mile, Falmouth, MA |
1500m | 3:39.44 | - | 28 jul | Heusden-Zolder KBC Night of Athletics, Heusden-Zolder |
1500m | 3:39.85 | - | 21 jul | Brasschaat Flanders Cup, Brasschaat |
3000m | 8:17.34 | - | 15 jul | Gent Feestenmeeting, Gent |
1500m | 3:42.59 | - | 13 jul | Kortrijk Guldensporenmeeting, Kortrijk |
1500m | 3:42.46 | - | 24 jun | US Championships, Indianapolis, IN |
1500m | 3:40.60 | - | 22 jun | US Championships, Indianapolis, IN |
1500m | 3:49.68 | - | 3 jun | Los Angeles SoCal USATF Ch., Los Angeles, CA |
1500m | 3:47.14 | - | 26 may | Eugene, OR |
3000m-short-track | 8:11.65 | - | 24 feb | US Indoor Championships, Boston, MA (i) |
3000m | 7:58.54 | - | 27 ene | Seattle UW Indoor Invitational, Seattle, WA (i) |
3000m | 7:58.54 | - | 26 ene | Seattle UW Indoor Invitational, Seattle, WA (i) |
2006
5 performances| Disciplina | Resultado | Viento | Fecha | Competiciones |
|---|---|---|---|---|
1500m | 3:39.70 | - | 22 jul | Heusden-Zolder KBC Night of Athletics, Heusden-Zolder |
1500m | 3:46.69 | - | 16 jul | Gent Gentse Feesten Meeting, Gent |
800m | 1:55.32 | - | 14 jul | Kortrijk Guldensporenmeeting, Kortrijk |
1500m | 3:52.32 | - | 23 jun | US Championships, Indianapolis, IN |
1500m | 3:48.45 | - | 8 jun | Sacramento NCAA Div. I Championships, Sacramento, CA |
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