The Men's Marathon at the 2001 World Championships in Edmonton, Alberta in Canada was held on August 3, 2001.
The winning margin was one second. This was the smallest margin of victory in the marathon at the World Championships until 2025.
Medalists
edit| Gold | Ethiopia (ETH) |
| Silver | Kenya (KEN) |
| Bronze | Italy (ITA) |
Abbreviations
edit- All times shown are in hours:minutes:seconds
| DNS | did not start |
| NM | no mark |
| WR | world record |
| AR | area record |
| NR | national record |
| PB | personal best |
| SB | season best |
Records
edit| Standing records prior to the 2001 World Athletics Championships | |||||
|---|---|---|---|---|---|
| World Record | Khalid Khannouchi | 2:05:42 | October 24, 1999 | ||
| Event Record | Robert de Castella | 2:10:03 | August 14, 1983 | ||
| Season Best | Josephat Kiprono | 2:06:50 | April 22, 2001 | ||