| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Michal DESENSKÝ | 01/03/1993 | 400 Metres | Heats | 3 | 47.84 |
| M | Matěj KRSEK | 13/05/2000 | 400 Metres | Heats | 4 | 46.76 |
| M | Daniel KOTYZA | 05/10/2000 | 800 Metres | Heats | 4 | 1:49.76 |
| M | Jakub DUDYCHA | 05/09/2005 | 800 Metres | Heats | 1 | 1:48.04 |
| M | Jan ŠTEFELA | 20/04/2001 | High Jump | Final | 9 | 2.14 |
| M | Filip SASÍNEK | 08/01/1996 | 1500 Metres | Heats | 6 | 3:40.86 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Vilém STRÁSKÝ | 03/07/1999 | 60 Metres | Heptathlon | 3 | 6.95 |
| W | Amálie ŠVÁBÍKOVÁ | 22/11/1999 | Pole Vault | Final | 5 | 4.60 |
| M | Jonáš KOLOMAZNIK | 24/02/2003 | 60 Metres Hurdles | Heats | DQ | |
| M | Vilém STRÁSKÝ | 03/07/1999 | Long Jump | Heptathlon | 8 | 7.10 |
| M | Vilém STRÁSKÝ | 03/07/1999 | Shot Put | Heptathlon | 6 | 14.71 |
| M | Jakub DUDYCHA | 05/09/2005 | 800 Metres | Semi-Final | 5 | 1:49.49 |
| M | Vilém STRÁSKÝ | 03/07/1999 | High Jump | Heptathlon | 6 | 1.95 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Vilém STRÁSKÝ | 03/07/1999 | 60 Metres Hurdles | Heptathlon | 2 | 7.87 |
| W | Helena JIRANOVÁ | 05/03/1995 | 60 Metres Hurdles | Heats | 5 | 8.07 |
| M | Vilém STRÁSKÝ | 03/07/1999 | Pole Vault | Heptathlon | 4 | 5.00 |
| W | Helena JIRANOVÁ | 05/03/1995 | 60 Metres Hurdles | Semi-Final | 4 | 8.08 |
| M | Vilém STRÁSKÝ | 03/07/1999 | 1000 Metres | Heptathlon | 4 | 2:36.65 |