Joseph Mwengi Mutua (born 10 December 1978 in Machakos, Eastern Province) is a Kenyan runner who specializes in the 800 metres.
His personal best time is 1:43.33 minutes, achieved in August 2002 in Zürich. He holds the African indoor record in 800 m with 1:44.71 minutes, achieved in January 2004 in Stuttgart.[1]
He twice competed at the Summer Olympics. In 2000, he failed to advance 800 metres heats, but was part of the Kenyan 4*400m relay team that reached semifinals. At the 2004 Summer Olympics, he reached 800 metres semifinals.[2]
He won the Kenyan national championships in 2002, 2003 and 2004.
He was part of the 4 × 800 m relay team who currently holds the world record.
| Representing | ||||||
|---|---|---|---|---|---|---|
| 1996 | World Junior Championships | Sydney, Australia | bgcolor=gold | 1st | 800m | 1:48.21 |
| 8th | 4 × 400 m relay | 3:09.04 | ||||
| 2001 | Grand Prix Final | Melbourne, Australia | 5th | 800 m | 1:47.09 | |
| 2002 | Commonwealth Games | Manchester, England | 2nd | 800 m | 1:46.57 | |
| 2003 | Military World Games | Catania, Italy | 1st | 800 m | 1:48.84 | |
| World Athletics Final | Monte Carlo, Monaco | 2nd | 800 m | 1:46.13 | ||
| 2004 | World Indoor Championships | Budapest, Hungary | 6th | 800 m | 1:47.86 | |
| World Athletics Final | Monte Carlo, Monaco | 2nd | 800 m | 1:46.13 | ||