| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Tiffani MARINHO | 06/05/1999 | 400 Metres | Heats | 5 | 53.48 |
| M | Lucas VILAR | 10/03/2001 | 400 Metres | Heats | 5 | 47.92 |
| W | Jaqueline Beatriz WEBER | 06/04/1995 | 800 Metres | Heats | 6 | 2:05.17 |
| M | Eduardo RIBEIRO | 09/01/2001 | 800 Metres | Heats | 6 | 1:49.74 |
| M | Felipe BARDI | 08/10/1998 | 60 Metres | Heats | 4 | 6.68 |
| M | Darlan ROMANI | 09/04/1991 | Shot Put | Final | 7 | 21.11 |
| M | Lucas CARVALHO | 16/07/1993 | 400 Metres | Semi-Final | 5 | 47.38 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Rafael PEREIRA | 08/04/1997 | 60 Metres Hurdles | Heats | 6 | 8.65 |
| W | Ana Carolina AZEVEDO | 19/05/1998 | 60 Metres | Heats | 7 | 7.50 |
| M | Eduardo RODRIGUES | 08/10/1995 | 60 Metres Hurdles | Semi-Final | 7 | 7.68 |
| M | Almir DOS SANTOS | 04/09/1993 | Triple Jump | Final | 10 | 16.63 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Gabriele SANTOS | 23/02/1995 | Triple Jump | Final | 14 | 13.45 |
| W | Ketiley BATISTA | 13/07/1999 | 60 Metres Hurdles | Heats | 7 | 8.60 |
| W | Lissandra Maysa CAMPOS | 06/02/2002 | Long Jump | Final | 15 | 6.15 |