Photo: Erik van Leeuwen—GFDL
Janeth Jepkosgei
KENWomenJaneth Jepkosgei Busienei (born 13 December 1983) is a Kenyan middle distance runner and former world champion.
As of Sep 15, 2026: 800 m 1:56.04 (#40 all-time), 1500 m 4:02.32 (#291 all-time), 2023 season best 57.98 (Apr 28, 2023, Nyayo National Stadium, Nairobi (KEN)) · Last competition: 6th AK Track and Field weekend Meet, Apr 29, 2023, 58.08 · Olympic Games: 1 silver · World Championships: 1 gold, 2 silver · Area record (4x800 Metres Relay) · 42 years old
Personal bests
Medals
| 🥇 | 🥈 | 🥉 | Total | |
|---|---|---|---|---|
| Olympic Games | - | 1 | - | 1 |
| World Championships | 1 | 2 | - | 3 |
| Total | 1 | 3 | - | 4 |
Performance Charts
Season bests
| Season | Discipline | Result | Wind | Date | Trend | Competitions |
|---|---|---|---|---|---|---|
| 2023 | 400m | 57.98 | - | Apr 28, 2023 | ↓ | 6th AK Track and Field weekend Meet |
| 2019 | 800m | 2:11.0h | - | Aug 20, 2019 | ↑ | Kenyan Championships, Nyayo National Stadium, Nairobi |
| 2015 | 400m | 56.3h | - | Apr 17, 2015 | ↓ | Nakuru (KEN) |
| 2015 | 800m | 1:59.37 | - | Jun 13, 2015 | ↑ | New York adidas Grand Prix, Icahn Stadium, New York, NY - Diamond Discipline |
| 2015 | 1500m | 4:24.0h | - | Apr 18, 2015 | ↓ | Nakuru (KEN) |
| 2014 | 400m | 57.9h | - | Feb 22, 2014 | ↓ | Nairobi (KEN) |
| 2014 | 800m | 1:58.70 | - | Jul 18, 2014 | ↑ | Monaco Herculis, Stade Louis II, Monaco - Diamond Discipline |
| 2014 | 4x400m | 3:32.26 | - | Aug 14, 2014 | ↑ | Le Grand Stade, Marrakech (MAR) |
| 2014 | 4x800Metre | 8:04.28 | - | May 25, 2014 | ↑ | IAAF World Relays |
| 2013 | 400m | 52.6h | - | Jun 22, 2013 | ↓ | Nairobi (KEN) |
| 2013 | 800m | 1:58.71 | - | Jun 1, 2013 | ↑ | Eugene Prefontaine Classic, Hayward Field, Eugene, OR - Promotional Events |
| 2013 | 1500m | 4:12.61 | - | May 10, 2013 | ↓ | Doha IAAF Diamond League Meeting, Suhaim bin Hamad Stadium, Doha - Diamond Discipline |
| 2013 | 4x800Metre | 8:07.58 | - | Apr 27, 2013 | ↑ | Philadelphia, PA (USA) |
| 2012 | 800m | 1:57.79 | - | May 27, 2012 | ↑ | FBK Stadium, Hengelo (NED) |
| 2012 | 1500m | 4:07.34 | - | May 19, 2012 | ↓ | Shanghai Samsung Diamond League |
| 2011 | 800m | 1:57.42 | - | Sep 4, 2011 | ↑ | IAAF World Championships, DS, Daegu |
| 2011 | 1500m | 4:02.32 | - | Sep 16, 2011 | ↓ | Bruxelles Memorial van Damme |
| 2010 | 400m | 54.06 | - | Jun 24, 2010 | ↓ | Nairobi (KEN) |
| 2010 | 800m | 1:57.84 | - | Jul 3, 2010 | ↑ | Eugene Prefontaine Classic, Hayward Field, Eugene, OR - Diamond Discipline |
| 2010 | 800m-short-track | 2:12.04 | - | Feb 7, 2010 | - | Moskva (RUS) (i) |
| 2010 | 4x400m | 3:35.12 | - | Aug 1, 2010 | ↑ | Nyayo National Stadium, Nairobi (KEN) |
| 2010 | 1500m | 4:04.17 | - | Aug 19, 2010 | ↓ | Weltklasse Zürich, Letzigrund, Zürich - Diamond Discipline |
| 2009 | 800m | 1:57.90 | - | Aug 19, 2009 | ↑ | IAAF World Championships |
| 2009 | 1500m | 4:13.87 | - | May 8, 2009 | ↓ | Doha (QAT) |
| 2008 | 800m | 1:56.07 | - | Aug 18, 2008 | ↑ | The XXIX Olympic Games, National Stadium, Beijing |
| 2008 | Mile | 4:28.72 | - | Sep 7, 2008 | - | Rieti (ITA) |
| 2007 | 800m | 1:56.04 | - | Aug 28, 2007 | ↑ | IAAF World Championships |
| 2007 | 1500m | 4:14.70 | - | May 11, 2007 | ↓ | Doha (QAT) |
| 2006 | 800m | 1:56.66 | - | Jul 11, 2006 | ↑ | Stade Olympique de la Pontaise, Lausanne (SUI) |
| 2006 | 1500m | 4:15.43 | - | May 12, 2006 | ↓ | Doha (QAT) |
| 2005 | 800m | 1:57.82 | - | Aug 31, 2005 | ↑ | Rovereto (ITA) |
| 2005 | 1500m | 4:15.77 | - | Jun 1, 2005 | ↓ | AC Gianni Brera, Milano (ITA) |
| 2004 | 800m | 2:00.52 | - | Sep 5, 2004 | ↑ | Rieti (ITA) |
| 2004 | 1500m | 4:11.91 | - | Sep 8, 2004 | ↓ | Rovereto (ITA) |
| 2003 | 800m | 2:03.05 | - | Aug 15, 2003 | ↑ | Zürich (SUI) |
| 2002 | 800m | 2:00.80 | - | Jul 19, 2002 | ↑ | Kingston IAAF World Junior Championships |
| 2002 | 1000m | 2:37.98 | - | Aug 28, 2002 | - | Rovereto (ITA) |
| 2001 | 400m | 57.4h | - | May 27, 2001 | ↓ | Keiyo (KEN) |
| 2001 | 400mH | 1:01.2h | - | Jun 21, 2001 | - | Nairobi (KEN) |
| 2001 | 800m | 2:04.59 | - | Jun 22, 2001 | ↑ | Nairobi (KEN) |
| 1999 | 800m | 2:11.98 | - | Jul 16, 1999 | ↑ | Bydgoszcz IAAF World Youth Championships |
2023
4 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
400m | 58.08 | - | Apr 29 | 6th AK Track and Field weekend Meet |
400m | 57.98 | - | Apr 29 | 6th AK Track and Field weekend Meet |
400m | 57.98 | - | Apr 28 | 6th AK Track and Field weekend Meet |
400m | 58.08 | - | Apr 27 | 6th AK Track and Field weekend Meet |
2019
2 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 2:11.0HT | - | Aug 22 | Kenyan Championships, Nyayo National Stadium, Nairobi |
800m | 2:11.0HT | - | Aug 20 | Kenyan Championships, Nyayo National Stadium, Nairobi |
2015
9 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 2:01.40 | - | Aug 26 | IAAF World Championships, National Stadium, Beijing |
800m | 2:01.40 | - | Aug 23 | IAAF World Championships, National Stadium, Beijing |
800m | 2:00.42 | - | Aug 1 | Nairobi Kenyan World Championship Trials, Nairobi |
800m | 1:59.37 | - | Jun 13 | New York adidas Grand Prix, Icahn Stadium, New York, NY - Diamond Discipline |
800m | 2:00.02 | - | May 30 | Eugene Prefontaine Classic |
800m | 2:01.14 | - | May 17 | Shanghai Golden Grand Prix, Shanghai Stadium, Shanghai - Diamond Discipline |
1500m | 4:24.0HT | - | Apr 18 | Nakuru |
1500m | 4:30.0HT | - | Apr 17 | Nakuru |
400m | 56.3HT | - | Apr 17 | Nakuru |
2014
18 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 2:00.79 | - | Sep 5 | Bruxelles Memorial Van Damme, Boudewijnstadion, Bruxelles - Diamond Discipline |
800m | 2:00.28 | - | Aug 31 | Berlin ISTAF, Olympiastadion, Berlin |
800m | 2:00.67 | - | Aug 24 | Birmingham British Athletics Grand Prix, Alexander Stadium, Birmingham - Diamond Discipline |
800m | 1:59.74 | - | Aug 14 | Marrakesh African Championships, Le Grand Stade, Marrakech |
4x400m | 3:32.26 | - | Aug 14 | Marrakesh African Championships, Le Grand Stade, Marrakech |
800m | 2:01.13 | - | Aug 13 | Marrakesh African Championships, Le Grand Stade, Marrakech |
800m | 2:04.60 | - | Jul 31 | Glasgow Commonwealth Games, Hampden Park, Glasgow |
800m | 2:05.37 | - | Jul 30 | Glasgow Commonwealth Games, Hampden Park, Glasgow |
800m | 1:58.70 | - | Jul 18 | Monaco Herculis, Stade Louis II, Monaco - Diamond Discipline |
800m | 1:59.73 | - | Jul 3 | Athletissima Lausanne, Stade Olympique de la Pontaise, Lausanne - Diamond Discipline |
800m | 2:00.20 | - | Jun 11 | Oslo ExxonMobil Bislett Games, Bislett Stadion, Oslo - Diamond Discipline |
800m | 2:02.11 | - | Jun 7 | Kenyan Championships, Nairobi |
800m | 2:01.70 | - | Jun 5 | Roma Golden Gala - Pietro Mennea, Stadio Olimpico, Roma - Diamond Discipline |
4x800Metre | 8:04.28 | - | May 25 | IAAF World Relays |
800m | 2:00.49 | - | May 9 | Doha IAAF Diamond League, Suhaim bin Hamad Stadium, Doha - Diamond Discipline |
800m | 2:03.9HT | - | Apr 26 | Nairobi |
4x800Metre | 8:23.13 | - | Apr 26 | Nairobi |
400m | 57.9HT | - | Feb 22 | Nairobi |
2013
7 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 1:59.7HT | - | Jul 13 | Nairobi Kenyan World Ch. Trials, Nairobi |
400m | 52.6HT | - | Jun 22 | Kenyan Championships, Nairobi |
800m | 2:00.09 | - | Jun 13 | Oslo ExxonMobil Bislett Games, Bislett Stadion, Oslo - Diamond Discipline |
800m | 1:58.71 | - | Jun 1 | Eugene Prefontaine Classic, Hayward Field, Eugene, OR - Promotional Events |
800m | 2:01.28 | - | May 18 | Shanghai IAAF Diamond League Meeting, Shanghai Stadium, Shanghai - Diamond Discipline |
1500m | 4:12.61 | - | May 10 | Doha IAAF Diamond League Meeting, Suhaim bin Hamad Stadium, Doha - Diamond Discipline |
4x800Metre | 8:07.58 | - | Apr 27 | Philadelphia Penn Relays, Philadelphia, PA - Invitational Events |
2012
10 performances| Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|
800m | 2:00.19 | - | Aug 11 | The XXX Olympic Games, Olympic Stadium, London |
800m | 1:58.26 | - | Aug 9 | The XXX Olympic Games, Olympic Stadium, London |
800m | 2:01.04 | - | Aug 8 | The XXX Olympic Games, Olympic Stadium, London |
800m | 2:00.19 | - | Aug 6 | The XXX Olympic Games, Olympic Stadium, London |
800m | 1:58.26 | - | Aug 6 | The XXX Olympic Games, Olympic Stadium, London |
800m | 2:01.04 | - | Aug 6 | The XXX Olympic Games, Olympic Stadium, London |
800m | 2:00.68 | - | Jul 14 | Crystal Palace Aviva London Grand Prix, Crystal Palace, London - Diamond Discipline |
800m | 2:00.68 | - | Jul 13 | Crystal Palace Aviva London Grand Prix, Crystal Palace, London - Diamond Discipline |
800m | 2:00.47 | - | Jun 23 | Nairobi Kenyan Olympic Trials, Nairobi |
800m | 1:59.42 | - | May 31 | Roma Golden Gala |
Honours
IAAF World Relays
4x800 Metres Relay
Marrakesh African Championships
800 Metres
Marrakesh African Championships
4x400 Metres Relay
Marrakesh African Championships
4x400 Metres Relay
Marrakesh African Championships
800 Metres
The XXX Olympic Games
800 Metres
Kenyan Championships
800 Metres
IAAF World Championships
800 Metres
Crystal Palace AVIVA London Grand Prix
800 Metres
Bruxelles Memorial van Damme
800 Metres
Bruxelles Memorial van Damme
800 Metres
Nairobi African Championships
4x400 Metres Relay
Nairobi African Championships
800 Metres
Nairobi African Championships
4x400 Metres Relay
Kenyan Championships
800 Metres
Shanghai IAAF Diamond League Meeting
800 Metres
IAAF/VTB Bank Continental Cup
800 Metres
Nairobi African Championships
800 Metres
IAAF World Championships
800 Metres
Stuttgart IAAF World Athletics Final
800 Metres
The XXIX Olympic Games
800 Metres
Berlin ISTAF
800 Metres
Weltklasse Zürich
800 Metres
IAAF World Championships
800 Metres
Stuttgart IAAF World Athletics Final
800 Metres
Bambous African Championships
800 Metres
Oslo ExxonMobil Bislett Games
800 Metres
Melbourne Commonwealth Games
800 Metres
Athina IAAF World Cup
800 Metres
Bambous African Championships
800 Metres
Melbourne Commonwealth Games
800 Metres
Stuttgart IAAF World Athletics Final
800 Metres
Kenyan Championships
800 Metres
Kingston IAAF World Junior Championships
800 Metres
Réduit African Junior Championships
800 Metres
Frequently asked questions
What is Janeth Jepkosgei's 800 m personal best?
Janeth Jepkosgei's 800 m personal best is 1:56.04, set on Aug 28, 2007 in Yanmar Stadium Nagai, Osaka (JPN), #40 on the all-time list.
Which events does Janeth Jepkosgei compete in?
Janeth Jepkosgei competes in the 800 m and 1500 m.
How did Janeth Jepkosgei perform in 2023?
2023 season best: 57.98, set on Apr 28, 2023 in Nyayo National Stadium, Nairobi (KEN). Last competition: 6th AK Track and Field weekend Meet on Apr 29, 2023, 58.08.
How many medals has Janeth Jepkosgei won?
Janeth Jepkosgei has won 1 Olympic Games medal and 3 World Championships medals.