# Swimming at the 2018 European Aquatics Championships – Men's 100 metre breaststroke

The Men's 100 metre breaststroke competition of the 2018 European Aquatics Championships was held on 3 and 4 August 2018. It was won by Adam Peaty in a world record time of 57.10.

## Records

Prior to the competition, the existing world and championship records were as follows.
| | Name | Nation | Time | Location | Date |
| World record European record | Adam Peaty | Great Britain | 57.13 | Rio de Janeiro | 7 August 2016 |
| Championship record | Adam Peaty | Great Britain | 58.36 | London | 17 May 2016 |
The following new records were set during this competition.
| Date | Event | Name | Nationality | Time | Record |
| 3 August | Heat | Adam Peaty | Great Britain | 57.89 | CR |
| 4 August | Final | Adam Peaty | Great Britain | 57.10 | WR, CR |

## Results
### Heats

The heats were started on 3 August at 10:46.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 6 | 4 | Adam Peaty | Great Britain | 57.89 | Q, CR |
| 2 | 4 | 3 | James Wilby | Great Britain | 59.12 | Q |
| 3 | 4 | 5 | Ross Murdoch | Great Britain | 59.14 | |
| 4 | 5 | 5 | Anton Chupkov | Russia | 59.15 | Q |
| 5 | 6 | 5 | Arno Kamminga | Netherlands | 59.53 | Q |
| 6 | 5 | 4 | Kirill Prigoda | Russia | 59.77 | Q |
| 7 | 5 | 3 | Ilya Shymanovich | Belarus | 59.84 | Q |
| 8 | 6 | 6 | Ilya Khomenko | Russia | 59.92 | |
| 9 | 6 | 3 | Fabio Scozzoli | Italy | 1:00.07 | Q |
| 10 | 4 | 6 | Čaba Silađi | Serbia | 1:00.08 | Q |
| 10 | 5 | 6 | Giedrius Titenis | Lithuania | 1:00.08 | Q |
| 12 | 4 | 4 | Andrius Šidlauskas | Lithuania | 1:00.14 | Q |
| 13 | 6 | 7 | Darragh Greene | Ireland | 1:00.20 | Q |
| 14 | 6 | 2 | Fabian Schwingenschlögl | Germany | 1:00.49 | Q |
| 15 | 5 | 7 | Marcin Stolarski | Poland | 1:00.60 | Q |
| 16 | 6 | 8 | Alessandro Pinzuti | Italy | 1:00.63 | Q |
| 17 | 3 | 3 | Anton Sveinn McKee | Iceland | 1:00.90 | Q |
| 18 | 4 | 2 | Erik Persson | Sweden | 1:00.94 | Q |
| 19 | 5 | 1 | Tomáš Klobučník | Slovakia | 1:01.00 | |
| 20 | 5 | 2 | Oleg Kostin | Russia | 1:01.05 | |
| 21 | 4 | 7 | Yannick Käser | Switzerland | 1:01.08 | |
| 22 | 3 | 1 | Tobias Bjerg | Denmark | 1:01.19 | |
| 23 | 4 | 1 | Christopher Rothbauer | Austria | 1:01.23 | |
| 24 | 4 | 0 | Johannes Skagius | Sweden | 1:01.24 | |
| 24 | 5 | 9 | Valentin Bayer | Austria | 1:01.24 | |
| 26 | 3 | 8 | Mykyta Koptyelov | Ukraine | 1:01.26 | |
| 26 | 5 | 8 | Berkay-Ömer Öğretir | Turkey | 1:01.26 | |
| 28 | 6 | 0 | Dávid Horváth | Hungary | 1:01.39 | |
| 29 | 6 | 9 | Luca Pizzini | Italy | 1:01.52 | |
| 30 | 3 | 5 | Martin Allikvee | Estonia | 1:01.55 | |
| 31 | 4 | 8 | Ties Elzerman | Netherlands | 1:01.69 | |
| 32 | 5 | 0 | Basten Caerts | Belgium | 1:01.73 | |
| 33 | 3 | 7 | Johannes Dietrich | Austria | 1:01.80 | |
| 34 | 4 | 9 | Bartłomiej Roguski | Poland | 1:02.09 | |
| 35 | 2 | 4 | Jozef Beňo | Slovakia | 1:02.12 | |
| 36 | 2 | 7 | Ivan Strilets | Ukraine | 1:02.26 | |
| 37 | 2 | 1 | Jacques Laeuffer | Switzerland | 1:02.29 | |
| 38 | 2 | 2 | Lyubomir Epitropov | Bulgaria | 1:02.38 | |
| 39 | 6 | 1 | Alex Murphy | Ireland | 1:02.49 | |
| 40 | 3 | 2 | Lachezar Shumkov | Bulgaria | 1:02.58 | |
| 41 | 2 | 6 | Itay Goldfaden | Israel | 1:02.64 | |
| 42 | 3 | 0 | Teemu Vuorela | Finland | 1:02.72 | |
| 43 | 2 | 5 | Daniils Bobrovs | Latvia | 1:03.10 | |
| 44 | 2 | 3 | Nikola Obrovac | Croatia | 1:03.23 | |
| 45 | 1 | 4 | Raphaël Stacchiotti | Luxembourg | 1:03.37 | |
| 46 | 3 | 6 | Ioannis Karpouzlis | Greece | 1:03.40 | |
| 47 | 1 | 6 | Christoph Meier | Liechtenstein | 1:03.44 | |
| 48 | 2 | 9 | Tomás Veloso | Portugal | 1:03.68 | |
| 49 | 2 | 8 | Filip Chrápavý | Czech Republic | 1:03.77 | |
| 50 | 1 | 5 | Marek Botík | Slovakia | 1:04.14 | |
| 51 | 3 | 4 | Oleksandr Karpenko | Ukraine | 1:04.17 | |
| 52 | 1 | 3 | Oktaycan Emirbayer | Turkey | 1:04.45 | |
| 53 | 2 | 0 | Ari-Pekka Liukkonen | Finland | 1:04.83 | |
| 54 | 3 | 9 | William Wihanto | Finland | 1:05.47 | |
| 55 | 1 | 2 | Michael Stafrace | Malta | 1:07.19 | |
| — | 1 | 7 | Deni Baholli | Albania | Disqualified | Disqualified |

### Semifinals

The semifinals were held on 3 August at 17:39.

#### Semifinal 1

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | James Wilby | Great Britain | 59.23 | Q |
| 2 | 5 | Arno Kamminga | Netherlands | 59.74 | Q |
| 3 | 2 | Andrius Šidlauskas | Lithuania | 59.76 | Q |
| 4 | 3 | Ilya Shymanovich | Belarus | 1:00.14 | |
| 5 | 6 | Giedrius Titenis | Lithuania | 1:00.27 | |
| 6 | 1 | Alessandro Pinzuti | Italy | 1:00.28 | |
| 7 | 8 | Erik Persson | Sweden | 1:00.54 | |
| 8 | 7 | Fabian Schwingenschlögl | Germany | 1:00.88 | |

#### Semifinal 2

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Adam Peaty | Great Britain | 58.04 | Q |
| 2 | 5 | Anton Chupkov | Russia | 59.43 | Q |
| 3 | 6 | Fabio Scozzoli | Italy | 59.65 | Q |
| 4 | 2 | Čaba Silađi | Serbia | 59.91 | Q |
| 5 | 7 | Darragh Greene | Ireland | 59.92 | QSO |
| 5 | 3 | Kirill Prigoda | Russia | 59.92 | QSO |
| 7 | 8 | Anton Sveinn McKee | Iceland | 1:00.45 | |
| 8 | 1 | Marcin Stolarski | Poland | 1:01.08 | |

#### Swim-off

The swim-off was held on 3 August at 18:34.
| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Kirill Prigoda | Russia | 59.39 | Q |
| 2 | 5 | Darragh Greene | Ireland | 1:00.44 | |

### Final

The final was held on 4 August at 17:13.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Adam Peaty | Great Britain | 57.10 | WR |
| | 5 | James Wilby | Great Britain | 58.64 | |
| | 3 | Anton Chupkov | Russia | 59.06 | |
| 4 | 8 | Kirill Prigoda | Russia | 59.20 | |
| 5 | 6 | Fabio Scozzoli | Italy | 59.61 | |
| 6 | 7 | Andrius Šidlauskas | Lithuania | 59.62 | |
| 7 | 2 | Arno Kamminga | Netherlands | 59.69 | |
| 8 | 1 | Čaba Silađi | Serbia | 1:00.15 | |