# Trinidad and Tobago at the 2017 World Championships in Athletics

Trinidad and Tobago competed at the 2017 World Championships in Athletics in London, United Kingdom, from 4–13 August 2017.

## Medalists

| Medal | Name | Event | Date |
| Gold | Jarrin Solomon Jereem Richards Machel Cedenio Lalonde Gordon Renny Quow* | 4 × 400 metres relay | August 13 |
| Bronze | Jereem Richards | Men's 200 metres | August 10 |
* – Indicates the athlete competed in preliminaries but not the final

## Results
### Men
#### Track and road events

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank | Result | Rank |
| Keston Bledman | 100 metres | 10.26 | 29 | Did not advance | Did not advance | Did not advance | Did not advance |
| Emmanuel Callender | 100 metres | 10.25 | 27 | Did not advance | Did not advance | Did not advance | Did not advance |
| Kyle Greaux | 200 metres | 20.48 | 16 Q | 20.65 | 19 | Did not advance | Did not advance |
| Jereem Richards | 200 metres | 20.05 | 1 Q | 20.14 | 2 Q | 20.11 | |
| Machel Cedenio | 400 metres | 45.77 | 27 Q | 45.91 | 21 | Did not advance | Did not advance |
| Lalonde Gordon | 400 metres | 45.02 SB | 9 Q | 45.20 | 15 | Did not advance | Did not advance |
| Renny Quow | 400 metres | 45.95 | 32 | Did not advance | Did not advance | Did not advance | Did not advance |
| Mikel Thomas | 110 metres hurdles | 13.98 | 37 | Did not advance | Did not advance | Did not advance | Did not advance |
| Ruebin Walters | 110 metres hurdles | 13.63 | 30 | Did not advance | Did not advance | Did not advance | Did not advance |
| Keston Bledman Kyle Greaux Moriba Morain Emmanuel Callender | 4 × 100 metres relay | 38.61 SB | 9 | — | — | Did not advance | Did not advance |
| Jarrin Solomon Jereem Richards Machel Cedenio Lalonde Gordon Renny Quow* | 4 × 400 metres relay | 2:59.35 SB | 2 Q | — | — | 2:58.12 WL, NR | |
* – Indicates the athlete competed in preliminaries but not the final

#### Field events

| Athlete | Event | Qualification | Qualification | Final | Final |
| Athlete | Event | Distance | Position | Distance | Position |
| Keshorn Walcott | Javelin throw | 86.01 | 3 Q | 84.48 | 7 |

### Women
#### Track and road events

| Athlete | Event | Heat | Heat | Semifinal | Semifinal | Final | Final |
| Athlete | Event | Result | Rank | Result | Rank | Result | Rank |
| Michelle-Lee Ahye | 100 metres | 11.14 | 10 Q | 11.04 | 7 q | 11.01 | 6 |
| Kelly-Ann Baptiste | 100 metres | 11.21 | 16 q | 11.07 | 8 q | 11.09 | 8 |
| Khalifa St. Fort | 100 metres | 11.44 | 31 | Did not advance | Did not advance | Did not advance | Did not advance |
| Michelle-Lee Ahye | 200 metres | DNS | – | Did not advance | Did not advance | Did not advance | Did not advance |
| Kayelle Clarke | 200 metres | 23.75 | 35 | Did not advance | Did not advance | Did not advance | Did not advance |
| Semoy Hackett | 200 metres | 23.50 | 26 Q | 23.54 | 23 | Did not advance | Did not advance |
| Domonique Williams | 400 metres | 53.72 | 45 | Did not advance | Did not advance | Did not advance | Did not advance |
| Deborah John | 100 metres hurdles | DNF | – | Did not advance | Did not advance | Did not advance | Did not advance |
| Sparkle McKnight | 400 metres hurdles | 55.46 SB | 11 Q | 56.59 | 19 | Did not advance | Did not advance |
| Semoy Hackett Michelle-Lee Ahye Khalifa St. Fort Kelly-Ann Baptiste | 4 × 100 metres relay | 42.91 SB | 8 q | — | — | 42.62 SB | 6 |