Swimming at the 2014 European Aquatics Championships – Men's 100 metre butterfly
The Men's 100 metre butterfly competition of the 2014 European Aquatics Championships was held on 22–23 August.Records
Prior to the competition, the existing world, European and championship records were as follows.
Results
Heats
The heats were held at 10:00.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 6 | 4 | László Cseh | | 52.14 | Q |
| 2 | 4 | 4 | Steffen Deibler | | 52.22 | Q |
| 3 | 5 | 4 | Konrad Czerniak | | 52.26 | Q |
| 4 | 5 | 3 | Paweł Korzeniowski | | 52.35 | Q |
| 5 | 4 | 7 | Pavel Sankovich | | 52.40 | Q |
| 6 | 6 | 6 | Adam Barrett | | 52.42 | Q |
| 7 | 6 | 5 | Evgeny Korotyshkin | | 52.51 | Q |
| 8 | 4 | 3 | Nikita Konovalov | | 52.65 | Q |
| 9 | 4 | 6 | Joeri Verlinden | | 52.72 | Q |
| 10 | 6 | 3 | Yauhen Tsurkin | | 52.74 | Q |
| 11 | 5 | 6 | Ivan Lenđer | | 52.76 | Q |
| 12 | 5 | 7 | Bence Pulai | | 52.78 | Q |
| 13 | 4 | 2 | Mehdy Metella | | 52.79 | Q |
| 14 | 6 | 7 | Piero Codia | | 52.92 | Q |
| 15 | 6 | 1 | Marcin Cieślak | | 52.99 | |
| 15 | 5 | 5 | Viacheslav Prudnikov | | 52.99 | |
| 17 | 4 | 0 | Viktor Bromer | | 53.18 | Q |
| 18 | 6 | 2 | Evgeny Koptelov | | 53.19 | |
| 19 | 4 | 5 | Matteo Rivolta | | 53.26 | Q |
| 20 | 4 | 8 | Alexandru Coci | | 53.32 | |
| 21 | 4 | 1 | Mario Todorović | | 53.42 | |
| 22 | 5 | 9 | Jan Šefl | | 53.61 | |
| 23 | 5 | 1 | François Heersbrandt | | 53.64 | |
| 23 | 3 | 0 | Simon Sjödin | | 53.64 | |
| 25 | 5 | 0 | Andreas Vazaios | | 53.65 | |
| 26 | 6 | 9 | Jordan Coelho | | 53.70 | |
| 27 | 5 | 2 | Nico van Duijn | | 53.73 | |
| 28 | 6 | 0 | Jan Świtkowski | | 53.74 | |
| 29 | 6 | 8 | Stefanos Dimitriadis | | 53.85 | |
| 30 | 3 | 6 | Paul Lemaire | | 53.95 | |
| 31 | 2 | 5 | Tuomas Pokkinen | | 53.96 | |
| 32 | 3 | 5 | Tadas Duškinas | | 53.97 | |
| 33 | 2 | 6 | Sindri Jakobsson | | 53.99 | |
| 34 | 3 | 2 | Deividas Margevičius | | 54.03 | |
| 35 | 5 | 8 | Tom Kremer | | 54.05 | |
| 36 | 3 | 3 | Bence Biczó | | 54.06 | |
| 37 | 4 | 9 | Robert Žbogar | | 54.11 | |
| 38 | 3 | 4 | | | 54.33 | |
| 39 | 2 | 8 | Diogo Carvalho | | 54.54 | |
| 40 | 3 | 8 | Riku Poeytaekivi | | 54.70 | |
| 40 | 2 | 0 | Alexander Nyström | | 54.70 | |
| 42 | 2 | 4 | Konstantinos Markozis | | 54.72 | |
| 43 | 3 | 7 | Filip Milcevic | | 54.74 | |
| 44 | 1 | 6 | Martin Liivamägi | | 54.91 | |
| 45 | 3 | 1 | Nuno Quintanilha | | 55.08 | |
| 46 | 2 | 2 | Jesper Björk | | 55.09 | |
| 47 | 1 | 4 | Teimuraz Kobakhidze | | 55.21 | |
| 48 | 2 | 3 | Tomáš Havránek | | 55.43 | |
| 49 | 3 | 9 | Brendan Hyland | | 55.52 | |
| 50 | 1 | 3 | Etay Gurevich | | 55.55 | |
| 51 | 2 | 9 | Igor Kozlovskij | | 55.81 | |
| 52 | 2 | 1 | Nikša Stojkovski | | 55.93 | |
| 53 | 1 | 5 | Ensar Hajder | | 56.03 | |
| 54 | 2 | 7 | Daniel Skaaning | | 56.45 | |
Semifinals
The semifinals were held at 18:28.Semifinal 1
Semifinal 2
Swim-off
The swim-off was held at 19:55.
| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | László Cseh | | 51.73 | Q |
| 2 | 5 | Mehdy Metella | | 51.96 | |
Final
The final was held at 16:27.
| Rank | Lane | Name | Nationality | Time | Notes |
| 4 | Konrad Czerniak | | 51.38 | CR |
| 8 | László Cseh | | 51.89 | |
| 6 | Pavel Sankovich | | 51.92 | |
| 4 | 5 | Adam Barrett | | 51.95 | |
| 5 | 3 | Steffen Deibler | | 52.01 | |
| 6 | 2 | Paweł Korzeniowski | | 52.15 | |
| 7 | 7 | Joeri Verlinden | | 52.17 | |
| 8 | 1 | Nikita Konovalov | | 52.40 | |
