| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Dimo ANDREEV | 19/05/2007 | Hammer Throw (6kg) | Qualification | 6 | 70.90 |
| W | Sophie DIMITROV | 18/05/2010 | 100 Metres | Round 1 | 7 | 12.01 |
| W | Radina VELICHKOVA | 15/12/2007 | 100 Metres | Round 1 | 6 | 11.81 |
| M | Deyan TSVETANOV | 12/03/2008 | 100 Metres | Round 1 | 7 | 10.49 |
| M | Yoan KAMENOV | 15/02/2008 | 100 Metres | Round 1 | 7 | 10.75 |
| W | Siyana BRÂMBAROVA | 06/12/2007 | Long Jump | Qualification | 6 | 6.04 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| M | Kristiyan TSANEV | 29/08/2008 | High Jump | Qualification | 17 | 2.00 |
| M | Martin STOYANOV | 19/07/2008 | 400 Metres Hurdles | Round 1 | 7 | 53.68 |
| M | Zinga Rafael Barbosa FIRMINO | 08/07/2007 | Triple Jump | Qualification | 3 | 15.81 |
| X | Bulgaria U20 | 4x100 Metres Relay | Round 1 | 7 | 43.73 | |
| M | Vasil ANTONOV | 01/01/2009 | 400 Metres | Round 1 | DNF |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Iva DELIVERSKA | 20/11/2008 | 100 Metres Hurdles | Round 1 | 6 | 13.93 |
| W | Siyana BRÂMBAROVA | 06/12/2007 | High Jump | Qualification | 11 | 1.72 |
| M | Martin TANEV | 28/06/2007 | 110m Hurdles (99.0cm) | Round 1 | 7 | 14.22 |
| M | Hristiyan KASABOV | 22/11/2007 | 110m Hurdles (99.0cm) | Round 1 | 3 | 13.56 |
| W | Radina VELICHKOVA | 15/12/2007 | 200 Metres | Round 1 | 5 | 23.97 |
| M | Dimo ANDREEV | 19/05/2007 | Hammer Throw (6kg) | Final | 12 | 67.10 |
| M | Hristiyan KASABOV | 22/11/2007 | 110m Hurdles (99.0cm) | Semi-Finals | 4 | 13.23 |
| M | Zinga Rafael Barbosa FIRMINO | 08/07/2007 | Triple Jump | Final | 6 | 15.96 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Viktoria ANGELOVA | 25/04/2009 | Triple Jump | Qualification | 6 | 13.03 |
| W | Anzhelina PETKOVA | 17/05/2008 | Triple Jump | Qualification | 9 | 12.80 |
| M | Bulgaria U20 | 4x100 Metres Relay | Round 1 | 6 | 40.88 |
| Sex | Athlete | DOB | Discipline | Round | POS | Mark |
|---|---|---|---|---|---|---|
| W | Viktoria ANGELOVA | 25/04/2009 | Triple Jump | Final | 1 | 13.91 |