BK
Barnabas Kiplagat Kosgei

Barnabas Kiplagat Kosgei

KENKENMen
Birth dateAug 20, 1986
Height-
Weight-

Barnabas Kiplagat Kosgei is a Kenya long-distance runner, born on August 20, 1986. He competes primarily in the 3000m, 5000m and 10000m.

His personal bests include 7:53.27 in the 3000m, 13:22.85 in the 5000m, 28:06.62 in the 10000m, 1:01:25 in the Semi and 2:16:11 in the Marathon. He has earned 1 bronze medal in major international competitions. He is currently active on the international athletics circuit, representing Kenya.

Key facts
Half Marathon
1:01:25
5000 m
13:22.85
2023 season best
13:59.64
Feb 24, 2023 · Nyayo National Stadium, Nairobi (KEN)
2023 season best
Last competition
Kenyan Championships
Jun 23, 2023 · 28:48.10
Kenyan Championships
Age
40 years old

As of Sep 19, 2026: Half Marathon 1:01:25, 5000 m 13:22.85, 2023 season best 13:59.64 (Feb 24, 2023, Nyayo National Stadium, Nairobi (KEN)) · Last competition: Kenyan Championships, Jun 23, 2023, 28:48.10 · 40 years old

PB

Personal bests

3000m
7:53.27
13:22.85
28:06.62
1:01:25
2:16:11
8:31.97
5Kilometre
13:32
15Kilometr
44:45
10Kilometr
29:15
12Kilometr
36:22

Performance Charts

Season bests

SeasonDisciplineResultWindDateTrendCompetitions
2023
5000m
13:59.64-Feb 24, 2023
↓
Nyayo National Stadium, Nairobi (KEN)
2023
10000m
28:48.10-Jun 23, 2023
↑
Kenyan Championships
2018
Marathon
2:28:01-Jan 14, 2018
↓
-
2017
10Kilometr
30:01-May 29, 2017
↓
Boulder, CO (USA)
2017
12Kilometr
36:22-May 7, 2017-Spokane, WA (USA)
2017
15Kilometr
46:31-Jul 24, 2017
↓
Kabarak (KEN)
2017
Semi
1:03:20-Apr 29, 2017
↓
-
2015
10000m
29:28.8h-May 22, 2015
↑
Eldoret (KEN)
2015
Marathon
2:16:11-Dec 20, 2015
↓
Danzhou (CHN)
2012
10Kilometr
30:00-Nov 11, 2012
↓
Brasilia (BRA)
2012
Marathon
2:21:34-Sep 30, 2012
↓
Florianópolis (BRA)
2011
10Kilometr
29:15-Nov 13, 2011
↓
Rio de Janeiro (BRA)
2011
15Kilometr
44:45-Dec 31, 2011
↓
São Paulo (BRA)
2010
10000m
28:48.3h-May 21, 2010
↑
Nairobi (KEN)
2010
10Kilometr
29:20-Nov 28, 2010
↓
Rio de Janeiro (BRA)
2010
15Kilometr
44:50-Dec 31, 2010
↓
São Paulo (BRA)
2010
Semi
1:02:22-Feb 7, 2010
↓
Eldoret (KEN)
2009
3000m
7:59.05-Jul 5, 2009
↓
Sotteville-lès-Rouen (FRA)
2009
10000m
28:10.56-Jun 27, 2009
↑
Nairobi (KEN)
2009
Semi
1:01:25-Apr 5, 2009
↓
Milano (ITA)
2008
10000m
28:15.66-Jun 8, 2008
↑
Eugene, OR (USA)
2007
CrossCount
38:34-Mar 24, 2007
↓
35th IAAF World Cross Country Championships, Mombasa
2005
CrossCount
24:00-Mar 20, 2005
↓
33rd IAAF World Cross Country Championships, St-Etienne
2005
10000m
28:06.62-May 29, 2005
↑
FBK Stadium, Hengelo (NED)
2004
3000mSt
8:43.54-May 29, 2004
↓
Kampala (UGA)
2004
5000m
13:22.85-Jul 2, 2004
↓
Stadio Olimpico, Roma (ITA)
2004
5Kilometre
13:32-Mar 28, 2004-Carlsbad, CA (USA)
2004
CrossCount
24:24-Mar 21, 2004
↓
32nd IAAF World Cross Country Championships, Bruxelles
2004
10000m
29:05.9h-May 8, 2004
↑
Eldoret (KEN)
2003
3000m
7:53.27-Jul 30, 2003
↓
Tallinn (EST)
2003
3000mSt
8:31.97-Jul 24, 2003
↓
Karlstad (SWE)
2003
5000m
13:30.06-Jul 5, 2003
↓
Cork (IRL)
2003
CrossCount
23:45-Mar 30, 2003
↓
31st IAAF World Cross Country Championships, Lausanne
2002
10000m
30:13.5h-Mar 22, 2002
↑
Nakuru (KEN)

2023

2 performances
DisciplineResultWindDateCompetitions
10000m
28:48.10-Jun 23Kenyan Championships
5000m
13:59.64-Feb 242nd Athletics Kenya Weekend Meeting, Nyayo National Stadium, Nairobi

2018

1 performance
DisciplineResultWindDateCompetitions
Marathon
2:28:01-Jan 14Kinmen Marathon, Kinmen

2017

5 performances
DisciplineResultWindDateCompetitions
Semi
1:03:40-Oct 21Laikipia Half Marathon, Laikipia
15Kilometr
46:31-Jul 24Kabarak Zane Branson Memorial, Kabarak
10Kilometr
30:01-May 29Boulder 10 km, Boulder, CO
12Kilometr
36:22-May 7Spokane Lilac Bloomsday Run, Spokane, WA
Semi
1:03:20-Apr 29Louisville Kentucky Half Marathon, Louisville, KY

2015

3 performances
DisciplineResultWindDateCompetitions
Marathon
2:16:11-Dec 20Danzhou International Marathon, Danzhou
Marathon
2:28:06-Sep 20Ottendorf Küstenmarathon, Ottendorf
10000m
29:28.8HT-May 22Eldoret

2012

4 performances
DisciplineResultWindDateCompetitions
Marathon
2:24:12-Nov 18Curitiba Marathon, Curitiba
10Kilometr
30:00-Nov 11Brasilia Circuito Caixa, Brasilia
Marathon
2:21:34-Sep 30Florianópolis Maraton de Santa Catarina, Florianópolis
10Kilometr
30:25-Jan 8Cuiaba Corrida de Reis, Cuiaba

2011

4 performances
DisciplineResultWindDateCompetitions
15Kilometr
44:45-Dec 31Sao Paulo Corrida de Sao Silvestre, São Paulo
10Kilometr
29:15-Nov 13Rio de Janeiro 10 km, Rio de Janeiro
10Kilometr
29:16-Nov 13Corrida Panamericana, Rio de Janeiro
10Kilometr
29:41-Jan 6Maldonado Corrida San Fernando, Maldonado

2010

7 performances
DisciplineResultWindDateCompetitions
15Kilometr
44:50-Dec 31Sao Paulo Corrida de Sao Silvestre, São Paulo
10Kilometr
29:20-Nov 28Rio de Janeiro 10K, Rio de Janeiro
Semi
1:04:20-Oct 31Nairobi Standard Chartered Half Marathon, Nairobi
10000m
28:48.3HT-May 21Nairobi Kenyan Armed Forces Ch., Nairobi
Semi
1:03:13-Apr 18Nice Half Marathon, Nice
Semi
1:02:55-Mar 14The Hague City-Pier-City Half Marathon, The Hague
Semi
1:02:22-Feb 7Eldoret Discovery Half Marathon, Eldoret

2009

6 performances
DisciplineResultWindDateCompetitions
Semi
1:02:12-Oct 25Nairobi Half Marathon, Nairobi
3000m
7:59.05-Jul 5Sotteville-les-Rouen Meeting Alma Athlé Tour, Sotteville-lès-Rouen
10000m
28:10.56-Jun 27Kenyan Championships, Nairobi
10000m
28:44.3HT-May 23Nairobi Kenyan Armed Forces Ch., Nairobi
Semi
1:01:25-Apr 5Milano Stramilano, Milano
Semi
1:02:25-Mar 8Paris Half Marathon, Paris

2008

2 performances
DisciplineResultWindDateCompetitions
10000m
28:15.66-Jun 8Eugene Prefontaine Classic, Eugene, OR
10000m
28:25.0HT-May 24Nairobi Kenyan Armed Forces Ch., Nairobi

2007

1 performance
DisciplineResultWindDateCompetitions
CrossCount
38:34-Mar 2435th IAAF World Cross Country Championships, Mombasa

2005

4 performances
DisciplineResultWindDateCompetitions
10000m
28:10.6HT-Jun 25Nairobi Kenyan World Ch. Trials, Nairobi
10000m
28:33.74-Jun 11AAA 10,000m Championships, Watford
10000m
28:06.62-May 29Hengelo THALES FBK-Games, FBK Stadium, Hengelo
CrossCount
24:00-Mar 2033rd IAAF World Cross Country Championships, St-Etienne

2004

9 performances
DisciplineResultWindDateCompetitions
5000m
13:34.43-Jul 25Lappeenranta Karelia Games, Lappeenranta
5000m
13:37.87-Jul 6Athletissima Lausanne, Stade Olympique de la Pontaise, Lausanne
5000m
13:22.85-Jul 2Roma Golden Gala, Stadio Olimpico, Roma
5000m
13:37.8HT-Jun 16Nairobi Kenyan Junior Championships, Nairobi
3000mSt
8:43.54-May 29Kampala East African Junior Championships, Kampala
5000m
13:50.1HT-May 29Kampala East African Junior Championships, Kampala
10000m
29:05.9HT-May 8Eldoret AK Weekend Meeting, Eldoret
5Kilometre
13:32-Mar 28Carlsbad 5000, Carlsbad, CA
CrossCount
24:24-Mar 2132nd IAAF World Cross Country Championships, Bruxelles

2003

2 performances
DisciplineResultWindDateCompetitions
5000m
13:59.75-Aug 3Lappeenranta Karelia Games, Lappeenranta
3000m
7:53.27-Jul 30Tallinn Meeting 2003, Tallinn
Showing 1 - 50 of 55

Honours

🥉

33rd IAAF World Cross Country Championships

Cross Country U20 Race

2005
4

32nd IAAF World Cross Country Championships

Cross Country U20 Race

2004
F

31st IAAF World Cross Country Championships

Cross Country U20 Race

2003
FAQ

Frequently asked questions

What is Barnabas Kiplagat Kosgei's Half Marathon personal best?

Barnabas Kiplagat Kosgei's Half Marathon personal best is 1:01:25, set on Apr 5, 2009 in Milano (ITA).

Which events does Barnabas Kiplagat Kosgei compete in?

Barnabas Kiplagat Kosgei competes in the Half Marathon and 5000 m.

How did Barnabas Kiplagat Kosgei perform in 2023?

2023 season best: 13:59.64, set on Feb 24, 2023 in Nyayo National Stadium, Nairobi (KEN). Last competition: Kenyan Championships on Jun 23, 2023, 28:48.10.