| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Vít HLAVÁČ | 26/02/1997 | 35 Kilometres Race Walk | Final | 31 | 2:44:08 |
| M | Tomáš STANĚK | 13/06/1991 | Shot Put | Qualification | 6 | 20.67 |
| W | Karolína MAŇASOVÁ | 26/11/2003 | 100 Metres | Heats | 7 | 11.37 |
| M | Matěj ŠČERBA | 09/12/1998 | Pole Vault | Qualification | 11 | 5.55 |
| M | David HOLÝ | 04/03/1998 | Pole Vault | Qualification | 5 | 5.70 |
| M | Tomáš STANĚK | 13/06/1991 | Shot Put | Final | 12 | 19.91 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Moira STEWARTOVÁ | 09/06/1995 | Marathon | Final | DNF | |
| M | Filip SASÍNEK | 08/01/1996 | 1500 Metres | Heats | 9 | 3:43.17 |
| M | Jan ŠTEFELA | 20/04/2001 | High Jump | Qualification | 4 | 2.25 |
| W | Lada VONDROVÁ | 06/09/1999 | 400 Metres | Heats | 6 | 51.90 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Patrik HÁJEK | 11/11/1998 | Hammer Throw | Qualification | 13 | 72.63 |
| M | Volodymyr MYSLYVČUK | 25/04/1996 | Hammer Throw | Qualification | 8 | 75.69 |
| W | Amálie ŠVÁBÍKOVÁ | 22/11/1999 | Pole Vault | Qualification | 6 | 4.60 |
| M | Vít MÜLLER | 31/08/1996 | 400 Metres Hurdles | Heats | 6 | 49.02 |
| M | Radek JUŠKA | 08/03/1993 | Long Jump | Qualification | 8 | 7.93 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Jakub DUDYCHA | 05/09/2005 | 800 Metres | Heats | 6 | 1:45.76 |
| W | Linda SUCHÁ | 28/09/2001 | Triple Jump | Qualification | 10 | 13.72 |
| M | Jan ŠTEFELA | 20/04/2001 | High Jump | Final | 3 | 2.31 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Jakub VADLEJCH | 10/10/1990 | Javelin Throw | Qualification | 4 | 84.11 |
| M | Martin KONEČNÝ | 20/12/1997 | Javelin Throw | Qualification | 18 | 73.38 |
| W | Amálie ŠVÁBÍKOVÁ | 22/11/1999 | Pole Vault | Final | 4 | 4.75 |
| M | Tomáš NĚMEJC | 24/02/2000 | 200 Metres | Heats | 7 | 20.83 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Michaela HRUBÁ | 21/02/1998 | High Jump | Qualification | 1 | 1.92 |
| M | Jakub VADLEJCH | 10/10/1990 | Javelin Throw | Final | 11 | 78.71 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Petra SIČAKOVÁ | 14/04/2003 | Javelin Throw | Qualification | 18 | 51.90 |
| W | Andrea ŽELEZNÁ | 04/07/1993 | Javelin Throw | Qualification | 18 | 53.43 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Marek BÁRTA | 08/12/1992 | Discus Throw | Qualification | 17 | 57.60 |
| M | Ondřej KOPECKÝ | 16/05/1998 | 100 Metres | Decathlon | 6 | 11.18 |
| M | Vilém STRÁSKÝ | 03/07/1999 | 100 Metres | Decathlon | 4 | 10.90 |
| M | Ondřej KOPECKÝ | 16/05/1998 | Long Jump | Decathlon | 7 | 7.47 |
| M | Vilém STRÁSKÝ | 03/07/1999 | Long Jump | Decathlon | 1 | 7.46 |
| M | Ondřej KOPECKÝ | 16/05/1998 | Shot Put | Decathlon | 4 | 14.56 |
| M | Vilém STRÁSKÝ | 03/07/1999 | Shot Put | Decathlon | 7 | 14.19 |
| M | Ondřej KOPECKÝ | 16/05/1998 | High Jump | Decathlon | 5 | 1.93 |
| M | Vilém STRÁSKÝ | 03/07/1999 | High Jump | Decathlon | 4 | 1.93 |
| M | Vilém STRÁSKÝ | 03/07/1999 | 400 Metres | Decathlon | 6 | 49.43 |
| M | Ondřej KOPECKÝ | 16/05/1998 | 400 Metres | Decathlon | 3 | 49.19 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Vilém STRÁSKÝ | 03/07/1999 | 110 Metres Hurdles | Decathlon | 5 | 14.40 |
| M | Ondřej KOPECKÝ | 16/05/1998 | 110 Metres Hurdles | Decathlon | 3 | 14.43 |
| M | Ondřej KOPECKÝ | 16/05/1998 | Discus Throw | Decathlon | 2 | 48.49 |
| M | Vilém STRÁSKÝ | 03/07/1999 | Discus Throw | Decathlon | 6 | 44.14 |
| M | Vilém STRÁSKÝ | 03/07/1999 | Pole Vault | Decathlon | 4 | 5.00 |
| M | Ondřej KOPECKÝ | 16/05/1998 | Pole Vault | Decathlon | NM | |
| M | Vilém STRÁSKÝ | 03/07/1999 | Javelin Throw | Decathlon | 7 | 53.08 |
| M | Ondřej KOPECKÝ | 16/05/1998 | Javelin Throw | Decathlon | 6 | 55.28 |
| W | Michaela HRUBÁ | 21/02/1998 | High Jump | Final | 12 | 1.88 |
| M | Vilém STRÁSKÝ | 03/07/1999 | 1500 Metres | Decathlon | 5 | 4:27.04 |
| M | Ondřej KOPECKÝ | 16/05/1998 | 1500 Metres | Decathlon | 12 | 4:43.98 |