Slovenia competed at the 2012 European Athletics Championships held in Helsinki, Finland, between 27 June to 1 July 2012.
| Event | Athletes | Heats | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | ||
| 100 m | Matic Osovnikar | 10.60 | 26 | align=center colspan="4" | did not advance | ||
| 200 m | Jan Žumer | 21.50 | 21 | align=center colspan="4" | did not advance | ||
| 400 m | Brent LaRue | DQ | align=center colspan="4" | did not advance | |||
| 800 m | Žan Rudolf | 1:46.98 | 3 Q | 1:47.41 | 12 | align=center colspan="2" | did not advance |
| 400 m hurdles | Brent LaRue | DQ | align=center colspan="4" | did not advance | |||
| Event | Athletes | Qualification | Final | |||
|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | |||
| High jump | Rožle Prezelj | 2.15 | 21 | align=center colspan="2" | did not advance | |
| Javelin throw | Matija Kranjc | 72.49 | 22 | align=center colspan="2" | did not advance | |
| Event | Athletes | Heats | Semifinal | Final | |||
|---|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | Result | Rank | ||
| 200 m | Kristina Žumer | 23.95 | 23 q | align=center colspan="2" | align=center colspan="2" | did not advance | |
| 1500 m | Sonja Roman | 4:16.68 | 20 | align=center colspan="2" | align=center colspan="2" | did not advance | |
| 100 m hurdles | Marina Tomić | 13.36 | 20 | align=center colspan="4" | did not advance | ||
| 4 × 100 m relay | Alja Sitar Sara Strajnar Kristina Žumer Merlene Ottey | 44.28 | 11 | align=center colspan="2" | align=center colspan="2" | did not advance | |
| Event | Athletes | Qualification | Final | |||
|---|---|---|---|---|---|---|
| Result | Rank | Result | Rank | |||
| Triple jump | Snežana Rodić | 13.95 | 15 | align=center colspan="2" | did not advance | |
| Marija Šestak | 14.17 | 9 q | 14.01 | 10 | ||
| Pole vault | Tina Šutej | 4.15 | 24 | align=center colspan="2" | did not advance | |
| Javelin throw | Martina Ratej | 51.69 | 21 | align=center colspan="2" | did not advance | |
| Hammer throw | Barbara Špiler | 65.37 | 16 | align=center colspan="2" | did not advance | |