| Iaaf: | GUA |
| Flagcaption: | Flag of Guatemala |
| Games Link: | 2017 World Championships in Athletics |
| Year: | 2017 |
| Games: | World Championships in Athletics |
| Fedname: | Guatemalan Athletics Federation |
| Location: | London, United Kingdom |
| Date: | 4–13 August 2017 |
| Competitors: | 7 |
| Competitors Men: | 6 |
| Competitors Women: | 1 |
| Events: | 3 |
| Gold: | 0 |
| Silver: | 0 |
| Bronze: | 0 |
| Appearances: | auto |
Guatemala competed at the 2017 World Championships in Athletics in London, United Kingdom, from 4–13 August 2017.[1]
| Athlete | Event | Final | ||
|---|---|---|---|---|
| Result | Rank | |||
| José Amado García | align=left rowspan=3 | Marathon | 2:25:03 | 58 |
| Luis Carlos Rivero | 2:41:39 | 69 | ||
| Juan Carlos Trujillo | 2:33:42 | 67 | ||
| Erick Barrondo | align=left rowspan=3 | 20 kilometres walk | 1:21:34 | 21 |
| José Alejandro Barrondo | 1:23:47 | 40 | ||
| José María Raymundo | 1:27:09 | 52 | ||