# Swimming at the 2012 European Aquatics Championships – Women's 100 metre butterfly

The women's 100 metre butterfly competition of the swimming events at the 2012 European Aquatics Championships took place May 24 and 25. The heats and semifinals took place on May 24, the final on May 25.

## Records

Prior to the competition, the existing world, European and championship records were as follows.
| | Name | Nation | Time | Location | Date |
| World record European record | Sarah Sjöström | Sweden | 56.06 | Rome | July 27, 2009 |
| Championship record | Martina Moravcová | Slovakia | 57.20 | Berlin | August 2, 2002 |

## Results
### Heats

39 swimmers participated in 5 heats.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | 4 | Ilaria Bianchi | Italy | 58.31 | Q |
| 2 | 5 | 4 | Ingvild Snildal | Norway | 58.41 | Q |
| 3 | 5 | 3 | Amit Ivri | Israel | 58.64 | Q |
| 4 | 5 | 5 | Martina Granström | Sweden | 58.84 | Q |
| 5 | 5 | 7 | Silvia Di Pietro | Italy | 58.86 | Q |
| 6 | 4 | 4 | Kristel Vourna | Greece | 58.96 | Q |
| 7 | 2 | 5 | Liliána Szilágyi | Hungary | 59.07 | Q |
| 8 | 2 | 3 | Denisa Smolenová | Slovakia | 59.14 | Q |
| 9 | 4 | 3 | Zsuzsanna Jakabos | Hungary | 59.18 | Q |
| 10 | 4 | 2 | Alexandra Wenk | Germany | 59.39 | |
| 11 | 4 | 6 | Orsolya Tompa | Hungary | 59.43 | |
| 12 | 3 | 8 | Danielle Carmen Villars | Switzerland | 59.57 | Q, NR |
| 13 | 5 | 6 | Emilia Pikkarainen | Finland | 59.61 | Q |
| 14 | 3 | 3 | Sina Sutter | Germany | 59.62 | Q |
| 15 | 3 | 5 | Birgit Koschischek | Austria | 59.64 | Q |
| 16 | 3 | 7 | Eszter Dara | Hungary | 59.75 | |
| 17 | 5 | 1 | Theresa Michalak | Germany | 59.78 | |
| 18 | 4 | 5 | Elena Di Liddo | Italy | 1:00.08 | |
| 19 | 3 | 6 | Sara Freitas Oliveira | Portugal | 1:00.11 | Q |
| 20 | 5 | 8 | Franziska Hentke | Germany | 1:00.12 | |
| 21 | 4 | 1 | Triin Aljand | Estonia | 1:00.25 | |
| 22 | 5 | 2 | Judit Ignacio Sorribes | Spain | 1:00.41 | Q |
| 23 | 3 | 1 | Maria Ugolkova | Russia | 1:00.48 | Q |
| 24 | 2 | 6 | Daria Tcvetkova | Russia | 1:00.55 | |
| 25 | 3 | 2 | Justine Bruno | France | 1:00.75 | |
| 26 | 4 | 8 | Katarina Listopadová | Slovakia | 1:00.96 | |
| 27 | 4 | 7 | Louise Hansson | Sweden | 1:01.00 | |
| 28 | 2 | 4 | Sarah Blake Bateman | Iceland | 1:01.01 | |
| 29 | 2 | 1 | Vaiva Gimbutytė | Lithuania | 1:01.52 | |
| 30 | 1 | 3 | Maria Novikova | Russia | 1:02.10 | |
| 31 | 2 | 7 | Annika Saarnak | Estonia | 1:02.20 | |
| 32 | 2 | 8 | Ayse Ezgi Yazici | Turkey | 1:02.24 | |
| 33 | 1 | 5 | Jasmin Rosenberger | Turkey | 1:02.83 | |
| 34 | 1 | 4 | Monica Johannessen | Norway | 1:03.81 | |
| 35 | 1 | 7 | Laura Kurki | Finland | 1:03.87 | |
| 36 | 1 | 2 | Anna Santamans | France | 1:04.03 | |
| 37 | 1 | 6 | Emilie Loevberg | Norway | 1:04.08 | |
| 38 | 1 | 1 | Simona Muccioli | San Marino | 1:05.65 | |
| | 2 | 2 | Bethany Carson | Ireland | DNS | |

### Semifinals

The eight fastest swimmers advanced to the final.

#### Semifinal 1

| Rank | Lane | Name | Nationality | Time | Notes |
| 2 | 4 | Ingvild Snildal | Norway | 58.07 | Q |
| 2 | 5 | Martina Granström | Sweden | 58.39 | Q |
| 3 | 3 | Kristel Vourna | Greece | 58.79 | Q |
| 4 | 6 | Denisa Smolenová | Slovakia | 59.18 | Q |
| 5 | 7 | Sina Sutter | Germany | 59.52 | |
| 6 | 1 | Sara Freitas Oliveira | Portugal | 59.79 | |
| 7 | 8 | Maria Ugolkova | Russia | 1:00.09 | |
| 8 | 2 | Danielle Carmen Villars | Switzerland | 1:00.14 | |

#### Semifinal 2

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 3 | Silvia Di Pietro | Italy | 58.84 | Q |
| 2 | 2 | Zsuzsanna Jakabos | Hungary | 58.90 | Q |
| 3 | 5 | Amit Ivri | Israel | 59.01 | Q |
| 4 | 6 | Liliána Szilágyi | Hungary | 59.49 | Q |
| 5 | 1 | Birgit Koschischek | Austria | 59.70 | |
| 6 | 7 | Emilia Pikkarainen | Finland | 59.71 | |
| 7 | 8 | Judit Ignacio Sorribes | Spain | 1:00.12 | |
| | 4 | Ilaria Bianchi | Italy | 58.28 | DSQ |

### Final

The final was held at 18:10.
| Rank | Lane | Name | Nationality | Time |
| | 4 | Ingvild Snildal | Norway | 58.04 |
| | 5 | Martina Granström | Sweden | 58.07 |
| | 7 | Amit Ivri | Israel | 58.78 |
| 4 | 6 | Silvia Di Pietro | Italy | 58.95 |
| 5 | 3 | Kristel Vourna | Greece | 58.98 |
| 6 | 2 | Zsuzsanna Jakabos | Hungary | 59.06 |
| 7 | 1 | Denisa Smolenová | Slovakia | 59.24 |
| 8 | 8 | Liliána Szilágyi | Hungary | 59.76 |