| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Tomáš STANĚK | 13/06/1991 | Shot Put | Qualification | 8 | 20.41 |
| X | Czech Republic | 4x400 Metres Relay | Round 1 | 3 | 3:12.52 | |
| M | Patrik HÁJEK | 11/11/1998 | Hammer Throw | Qualification | 15 | 68.77 |
| W | Kristiina SASÍNEK MÄKI | 22/09/1991 | 1500 Metres | Round 1 | 9 | 4:06.90 |
| X | Czech Republic | 4x400 Metres Relay | Final | 3 | 3:11.98 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Eliška MARTÍNKOVÁ | 27/01/2002 | 20 Kilometres Race Walk | Final | 27 | 1:34:02 |
| W | Lada VONDROVÁ | 06/09/1999 | 400 Metres | Round 1 | 4 | 50.92 |
| W | Tereza PETRŽILKOVÁ | 10/09/1993 | 400 Metres | Round 1 | 3 | 51.30 |
| M | Matěj KRSEK | 13/05/2000 | 400 Metres | Round 1 | 6 | 45.99 |
| M | Vít MÜLLER | 31/08/1996 | 400 Metres Hurdles | Round 1 | 7 | 49.37 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Amálie ŠVÁBÍKOVÁ | 22/11/1999 | Pole Vault | Qualification | 5 | 4.65 |
| W | Nikoleta JÍCHOVÁ | 29/08/2000 | 400 Metres Hurdles | Round 1 | 4 | 55.10 |
| W | Lada VONDROVÁ | 06/09/1999 | 400 Metres | Semi-Finals | 7 | 51.50 |
| W | Tereza PETRŽILKOVÁ | 10/09/1993 | 400 Metres | Semi-Finals | 8 | 51.94 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Nikoleta JÍCHOVÁ | 29/08/2000 | 400 Metres Hurdles | Semi-Finals | 6 | 55.01 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Nikola OGRODNÍKOVÁ | 18/08/1990 | Javelin Throw | Qualification | 17 | 54.59 |
| W | Irena GILLAROVÁ | 19/01/1992 | Javelin Throw | Qualification | 14 | 54.15 |
| W | Nikol TABAČKOVÁ | 24/01/1998 | Javelin Throw | Qualification | 10 | 55.45 |
| M | Radek JUŠKA | 08/03/1993 | Long Jump | Qualification | 4 | 8.10 |
| M | Ondřej MACÍK | 12/01/2001 | 200 Metres | Round 1 | 3 | 20.40 |
| W | Amálie ŠVÁBÍKOVÁ | 22/11/1999 | Pole Vault | Final | 11 | 4.50 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Tereza ĎURDIAKOVÁ | 20/02/1991 | 35 Kilometres Race Walk | Final | 10 | 2:49:06 |
| M | Radek JUŠKA | 08/03/1993 | Long Jump | Final | 7 | 7.98 |
| M | Ondřej MACÍK | 12/01/2001 | 200 Metres | Semi-Finals | 8 | 20.71 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Jakub VADLEJCH | 10/10/1990 | Javelin Throw | Qualification | 2 | 83.50 |
| W | Michaela HRUBÁ | 21/02/1998 | High Jump | Qualification | 11 | 1.85 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Moira STEWARTOVÁ | 09/06/1995 | Marathon | Final | 26 | 2:34:02 |
| M | Czech Republic | 4x400 Metres Relay | Round 1 | 5 | 3:00.99 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Jakub VADLEJCH | 10/10/1990 | Javelin Throw | Final | 3 | 86.67 |