| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Enrique RAMOS | 18/07/2008 | 800 Metres | Round 1 | 6 | 1:52.01 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Joel REYES | 18/02/2007 | 400 Metres Hurdles | Round 1 | 5 | 51.54 |
| W | Dianelis RIVERA | 05/05/2007 | 400 Metres | Round 1 | 7 | 55.51 |
| M | Yariel PEREZ | 29/10/2007 | 400 Metres | Round 1 | 4 | 46.96 |
| M | Yariel PEREZ | 29/10/2007 | 400 Metres | Semi-Finals | 7 | 47.29 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Dianelis RIVERA | 05/05/2007 | 200 Metres | Round 1 | 4 | 23.88 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Puerto Rico U20 | 4x400 Metres Relay | Round 1 | 9 | 3:14.75 | |
| M | Joel REYES | 18/02/2007 | 400 Metres Hurdles | Semi-Finals | 7 | 51.76 |