# Swimming at the 2020 European Aquatics Championships – Women's 100 metre breaststroke

The women's 100 metre breaststroke competition of the 2020 European Aquatics Championships was held on 18 and 19 May 2021.

## Records

Before the competition, the existing world, European and championship records were as follows.
| | Name | Nationality | Time | Location | Date |
| World record | Lilly King | United States | 1:04.13 | Budapest | 25 July 2017 |
| European record | Rūta Meilutytė | Lithuania | 1:04.35 | Barcelona | 29 July 2013 |
| Championship record | Yuliya Yefimova | Russia | 1:05.53 | Glasgow | 5 August 2018 |

## Results
### Heats

The heats were started on 18 May at 10:19.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 6 | 5 | Arianna Castiglioni | Italy | 1:05.98 | Q |
| 2 | 5 | 4 | Martina Carraro | Italy | 1:06.26 | Q |
| 3 | 4 | 5 | Sophie Hansson | Sweden | 1:06.34 | Q |
| 3 | 4 | 4 | Benedetta Pilato | Italy | 1:06.34 | |
| 5 | 3 | 7 | Emelie Fast | Sweden | 1:06.64 | Q |
| 6 | 5 | 5 | Evgeniia Chikunova | Russia | 1:06.76 | Q |
| 7 | 5 | 3 | Sarah Vasey | Great Britain | 1:06.85 | Q |
| 8 | 4 | 3 | Lisa Mamie | Switzerland | 1:06.86 | Q |
| 9 | 5 | 6 | Molly Renshaw | Great Britain | 1:06.93 | Q |
| 10 | 6 | 4 | Yuliya Yefimova | Russia | 1:06.97 | Q |
| 10 | 6 | 3 | Mona McSharry | Ireland | 1:06.97 | Q |
| 12 | 6 | 6 | Jessica Vall | Spain | 1:07.03 | Q |
| 13 | 5 | 7 | Lisa Angiolini | Italy | 1:07.04 | |
| 14 | 6 | 2 | Eneli Jefimova | Estonia | 1:07.15 | Q |
| 15 | 4 | 2 | Ida Hulkko | Finland | 1:07.25 | Q |
| 16 | 6 | 7 | Tes Schouten | Netherlands | 1:07.45 | Q |
| 17 | 4 | 6 | Tatiana Belonogoff | Russia | 1:07.65 | |
| 18 | 4 | 9 | Anastasia Gorbenko | Israel | 1:07.67 | Q, NR |
| 19 | 3 | 2 | Maria Romanjuk | Estonia | 1:08.09 | QSO |
| 19 | 6 | 1 | Kotryna Teterevkova | Lithuania | 1:08.09 | QSO |
| 21 | 4 | 7 | Jessica Steiger | Germany | 1:08.31 | |
| 22 | 4 | 0 | Dominika Sztandera | Poland | 1:08.52 | |
| 23 | 2 | 2 | Veera Kivirinta | Finland | 1:08.59 | |
| 23 | 6 | 0 | Rosey Metz | Netherlands | 1:08.59 | |
| 25 | 3 | 3 | Marina García Urzainqui | Spain | 1:08.69 | |
| 26 | 6 | 8 | Petra Halmai | Hungary | 1:08.70 | |
| 27 | 3 | 0 | Viktoriya Zeynep Güneş | Turkey | 1:08.83 | |
| 28 | 1 | 5 | Klara Thormalm | Sweden | 1:08.92 | |
| 29 | 2 | 6 | Clara Rybak-Andersen | Denmark | 1:08.99 | |
| 29 | 5 | 2 | Maria Temnikova | Russia | 1:08.99 | |
| 31 | 4 | 8 | Ema Rajić | Croatia | 1:09.01 | |
| 31 | 4 | 1 | Tjaša Vozel | Slovenia | 1:09.01 | |
| 33 | 3 | 5 | Thea Blomsterberg | Denmark | 1:09.10 | |
| 34 | 5 | 9 | Bente Fischer | Germany | 1:09.32 | |
| 35 | 5 | 8 | Diana Petkova | Bulgaria | 1:09.34 | |
| 36 | 2 | 4 | Andrea Podmaníková | Slovakia | 1:09.38 | |
| 37 | 2 | 0 | Anastasia Basisto | Moldova | 1:09.49 | |
| 38 | 2 | 3 | Josephine Dumont | Belgium | 1:09.61 | |
| 39 | 5 | 1 | Jenna Laukkanen | Finland | 1:09.62 | |
| 40 | 3 | 6 | Kristýna Horská | Czech Republic | 1:09.64 | |
| 41 | 2 | 7 | Eva Kummen | Norway | 1:09.86 | |
| 42 | 3 | 1 | Hannah Brunzell | Sweden | 1:09.93 | |
| 43 | 1 | 4 | Victoria Kaminskaya | Portugal | 1:10.03 | |
| 44 | 2 | 9 | Raquel Pereira | Portugal | 1:10.04 | |
| 45 | 6 | 9 | Anna Sztankovics | Hungary | 1:10.19 | |
| 46 | 5 | 0 | Eszter Békési | Hungary | 1:10.36 | |
| 47 | 1 | 7 | Stina Kajsa Colleou | Norway | 1:10.43 | |
| 48 | 1 | 6 | Hazal Özkan | Turkey | 1:10.44 | |
| 49 | 1 | 0 | Ana Blažević | Croatia | 1:10.57 | |
| 50 | 3 | 8 | Lea Polonsky | Israel | 1:10.60 | |
| 51 | 1 | 8 | Maria Drasidou | Greece | 1:10.80 | |
| 52 | 2 | 8 | Arina Sisojeva | Latvia | 1:10.91 | |
| 53 | 3 | 4 | Laura Lahtinen | Finland | 1:10.93 | |
| 54 | 1 | 1 | Alíz Kalmár | Hungary | 1:10.95 | |
| 55 | 1 | 3 | Nina Vadovičová | Slovakia | 1:10.97 | |
| 56 | 1 | 2 | Nikoleta Trníková | Slovakia | 1:11.14 | |
| 57 | 2 | 5 | Kim Herkle | Germany | 1:11.57 | |
| 58 | 3 | 9 | Fleur Vermeiren | Belgium | 1:11.84 | |
| 59 | 1 | 9 | Nàdia Tudó | Andorra | 1:14.41 | |
| | 2 | 1 | Alina Tkachenko | Ukraine | Disqualified | Disqualified |

#### Swim-off

The swim-off was held on 18 May at 11:19.
| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 5 | Kotryna Teterevkova | Lithuania | 1:07.33 | Q |
| 2 | 4 | Maria Romanjuk | Estonia | 1:07.68 | |

### Semifinals

The semifinals were held on 18 May at 18:31.

#### Semifinal 1

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | Martina Carraro | Italy | 1:06.09 | Q |
| 2 | 6 | Molly Renshaw | Great Britain | 1:06.21 | Q, NR |
| 3 | 2 | Mona McSharry | Ireland | 1:06.42 | q |
| 4 | 7 | Eneli Jefimova | Estonia | 1:06.47 | q, NR |
| 5 | 3 | Sarah Vasey | Great Britain | 1:06.53 | q |
| 6 | 8 | Kotryna Teterevkova | Lithuania | 1:07.36 | |
| 7 | 1 | Tes Schouten | Netherlands | 1:07.39 | |
| 8 | 5 | Emelie Fast | Sweden | 1:07.85 | |

#### Semifinal 2

| Rank | Lane | Name | Nationality | Time | Notes |
| 1 | 5 | Sophie Hansson | Sweden | 1:05.69 | Q, NR |
| 2 | 4 | Arianna Castiglioni | Italy | 1:06.24 | Q |
| 2 | 2 | Yuliya Yefimova | Russia | 1:06.24 | Q |
| 4 | 3 | Evgeniia Chikunova | Russia | 1:06.60 | |
| 5 | 1 | Ida Hulkko | Finland | 1:06.73 | NR |
| 6 | 8 | Anastasia Gorbenko | Israel | 1:06.74 | NR |
| 7 | 6 | Lisa Mamie | Switzerland | 1:06.77 | |
| 8 | 7 | Jessica Vall | Spain | 1:06.93 | |

### Final

The final was held on 19 May at 18:25.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Sophie Hansson | Sweden | 1:05.69 | =NR |
| | 6 | Arianna Castiglioni | Italy | 1:06.13 | |
| | 5 | Martina Carraro | Italy | 1:06.21 | |
| 4 | 2 | Yuliya Yefimova | Russia | 1:06.33 | |
| 5 | 3 | Molly Renshaw | Great Britain | 1:06.35 | |
| 6 | 8 | Sarah Vasey | Great Britain | 1:06.42 | |
| 7 | 7 | Mona McSharry | Ireland | 1:06.58 | |
| 8 | 1 | Eneli Jefimova | Estonia | 1:06.83 | |