| Headercolor: | lightblue |
| Isaiah Msibi | |
| Birth Date: | 15 February 1984 |
| Weight: | 620NaN0 |
| Sport: | Athletics |
| Event: | 1500 m |
| Pb: | 1500 m – 3:51.35 |
| Show-Medals: | yes |
Isaiah Msibi (born February 15, 1984) is a Swazi middle-distance runner.[1] He represented Swaziland at the 2008 Summer Olympics in Beijing, and competed in the men's 1500 metres. Msibi ran in the second heat of the competition, finishing in twelfth place, with a personal best time of 3:51.35.[2]