Joseph Kosgei (born 25 August 1974) is a Kenyan middle-distance runner who specializes in the 3000 metres. He was a team gold medallist at the 2002 IAAF World Cross Country Championships.
| Year | Competition | Venue | Position | Event | Notes |
|---|---|---|---|---|---|
| 2002 | World Cross Country Championships | Dublin, Ireland | 8th | Short race | |
| 1st | Team competition | ||||
| 2004 | World Athletics Final | Monte Carlo, Monaco | 8th | 3000 m |