John Leonard Karori
- Born
- May 6, 1990 (36 years old)
- Events
- 10 Kilometres Road · Marathon
John Leonard Karori is a Tanzania long-distance runner, born on May 6, 1990. He competes primarily in the 10000m, Semi and Marathon.
His personal bests include 30:36.78 in the 10000m, 1:05:57 in the Semi, 2:17:21 in the Marathon and 28:51 in the 10Kilometr. He is currently active on the international athletics circuit, representing Tanzania.
Personal best · 10 Kilometres Road28:51
2018 season best30:36.78Dec 14, 2018 · Arusha
Personal best · Marathon2:17:21
Last competitionTanzanian ChampionshipsDec 14, 2018 · 30:36.78
As of Oct 28, 2026: 10 Kilometres Road 28:51, Marathon 2:17:21, 2018 season best 30:36.78 (Dec 14, 2018, Arusha (TAN)) · Last competition: Tanzanian Championships, Dec 14, 2018, 30:36.78 · 36 years old
Personal bests
WA points calculator →Progression
| Season | Discipline | Result | Wind | Date | Competitions |
|---|---|---|---|---|---|
| 2018 | 10000m | 30:36.78 | – | Dec 14, 2018 | Tanzanian Championships |
| 2018 | Marathon | 2:22:00 | – | Mar 4, 2018 | Rabat Marathon, Rabat |
| 2017 | Marathon | 2:18:12 | – | Apr 23, 2017 | Antwerpen (BEL) |
| 2016 | Marathon | 2:19:52 | – | Oct 9, 2016 | Eindhoven (NED) |
| 2014 | 10Kilometr | 28:51 | – | Feb 2, 2014 | Tanzanian 10 km Championships |
| 2014 | Semi | 1:05:57 | – | Mar 2, 2014 | Moshi (TAN) |
| 2014 | Marathon | 2:17:21 | – | Nov 1, 2014 | Algiers (ALG) |
| 2012 | Marathon | 2:25:01 | – | Mar 3, 2012 | Moshi (TAN) |