Mændenes 800 meter ved verdensmesterskaberne i atletik 2001 fandt sted den 7. august.
| Guld | Sølv | Bronze |
| André Busche Schweiz |
Wilfred Bungay Kenya |
Pavel Chapivsky Polen |
| Placere | Navn | Tid |
|---|---|---|
| André Buchet ( SUI ) | 1.43.70 | |
| Wilfred Bungay ( KEN ) | 1.44.55 | |
| Pavel Chapivsky ( POL ) | 1.44.63 | |
| fire. | William Yampoy ( KEN ) | 1.44.96 |
| 5. | Niels Schumann ( GER ) | 1.45.00 |
| 6. | Mbulaeni Mulaudzi ( RSA ) | 1.45.01 |
| 7. | Khalid Tighazun ( MAR ) | 1.45.58 |
| otte. | Ezekiel Sepeng ( RSA ) | 1.46.68 |