| Iaaf: | BAH |
| Flagcaption: | Flag of the Bahamas |
| Games Link: | 2017 World Championships in Athletics |
| Year: | 2017 |
| Games: | World Championships in Athletics |
| Fedname: | Bahamas Association of Athletic Associations |
| Location: | London, United Kingdom |
| Date: | 4–13 August 2017 |
| Competitors: | 21 |
| Competitors Men: | 10 |
| Competitors Women: | 11 |
| Events: | 13 |
| Rank: | =29 |
| Gold: | 0 |
| Silver: | 1 |
| Bronze: | 1 |
| Appearances: | auto |
Bahamas competed at the 2017 World Championships in Athletics in London, United Kingdom, 4–13 August 2017.
| Medal | Name | Event | Date | |
|---|---|---|---|---|
| Steven Gardiner | Men's 400 metres | 8 August | ||
| Shaunae Miller-Uibo | Women's 200 metres | 11 August |
| Athlete | Event | Preliminaries | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | Result | Rank | ||
| Warren Fraser | 100 metres | 10.30 | 8 Q | 10.42 | 38 | colspan=4 | |||
| Teray Smith | 200 metres | 20.77 | 33 | colspan=4 | |||||
| Steven Gardiner | 400 metres | 44.75 | 2 Q | 43.89 | 1 Q | 44.41 | |||
| Warren Fraser Shavez Hart Sean Stuart Teray Smith | 4 × 100 metres relay | – | colspan=2 | ||||||
| Alonzo Russell Michael Mathieu O'Jay Ferguson Ramon Miller | 4 × 400 metres relay | 3:03.04 | 11 | ||||||
| Athlete | Event | Heat | Semifinal | Final | ||||
|---|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | |||
| Tynia Gaither | align=left rowspan=3 | 200 metres | 22.98 | =9 Q | 22.85 | 8 q | 23.07 | 8 |
| Shaunae Miller-Uibo | 22.69 | 2 Q | 22.49 | 2 Q | 22.15 | |||
| Anthonique Strachan | 23.23 | 15 Q | 23.21 | 16 | colspan=2 | |||
| Shaunae Miller-Uibo | 400 metres | 50.97 | 3 Q | 50.36 | 3 Q | 50.49 | 4 | |
| Devynne Charlton | 100 metres hurdles | 13.02 | 19 Q | 12.95 | 13 | colspan=2 | ||
| Devynne Charlton Carmiesha Cox Jenae Ambrose Tynia Gaither | 4 × 100 metres relay | – | colspan=2 | |||||
| Lanece Clarke Christine Amertil Anthonique Strachan Shaquania Dorsett | 4 × 400 metres relay | – | ||||||
| Athlete | Event | Qualification | Final | ||
|---|---|---|---|---|---|
| Distance | Position | Distance | Position | ||
| Bianca Stuart | Long jump | 5.91 | 28 | colspan=2 | |
| Tamara Myers | Triple jump | 13.41 | 24 | ||