| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Juander Santos | 07/05/1995 | 400 Metres | Heats | 4 | 47.02 |
| M | Luguelín Santos | 12/11/1992 | 400 Metres | Semi-Final | 1 | 46.31 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Dominican Republic | 4x400 Metres Relay | Heats | 4 | 3:10.45 | |
| M | Luguelín Santos | 12/11/1992 | 400 Metres | Final | DQ |