The women's 50 metre breaststroke competition at the 2023 World Aquatics Championships was held on 29 and 30 July 2023.

Records Prior to the competition, the existing world and championship records were as follows:

The following records were established during the competition: Date Event Name Nationality Time Record 29 July Semifinal 2 Rūta Meilutytė 29.30 =WR 30 July Final Rūta Meilutytė 29.16 WR

Results Heats The heats were started on 29 July at 11:10.

Rank Heat Lane Name Nationality Time Notes 1 5 4 Benedetta Pilato 29.60 Q 2 6 1 Anita Bottazzo 30.02 Q 3 6 5 Lilly King 30.05 Q 4 5 3 Tang Qianting 30.08 Q, AS 5 6 2 Satomi Suzuki 30.29 Q 6 5 6 Veera Kivirinta 30.33 Q 6 6 3 Anna Elendt 30.33 Q 8 4 5 Eneli Jefimova 30.39 Q 8 6 4 Rūta Meilutytė 30.39 Q 8 6 7 Sophie Hansson 30.39 Q 11 5 5 Lydia Jacoby 30.44 Q 12 6 6 Mona McSharry 30.45 Q 13 5 7 Dominika Sztandera 30.68 Q 14 4 6 Tatjana Schoenmaker 30.70 Q-->WD 15 4 7 Fleur Vermeiren 30.73 Q 16 4 2 Florine Gaspard 30.75 Q 17 4 4 Lara van Niekerk 30.76 Q 18 5 8 Yang Chang 30.85 19 6 8 Kotryna Teterevkova 30.94 20 6 0 Macarena Ceballos 30.97 21 4 1 Ida Hulkko 30.98 22 4 0 Sophie Angus 31.01 23 4 3 Jhennifer Alves 31.04 24 3 4 Letitia Sim 31.33 25 5 2 Anastasia Gorbenko 31.41 26 3 2 Andrea Podmanikova 31.43 NR 27 5 1 Maria Drasidou 31.44 28 3 3 Adelaida Pchelintseva 31.61 29 6 9 Abbey Harkin 31.63 30 3 5 Lisa Mamie 31.67 31 5 0 Tara Vovk 31.97 32 3 7 Mercedes Toledo 32.00 33 5 9 Jenjira Srisa-Ard 32.02 34 3 6 Melissa Rodríguez 32.05 35 3 8 Emily Santos 32.23 NR 36 4 9 Thanya Dela Cruz Suspended Member Federation 32.25 37 1 3 Chen Pui Lam 32.31 NR 38 3 0 Imane El Barodi 32.64 39 3 9 Lynn El Hajj 33.10 NR 40 2 4 Marina Abu Shamaleh 34.86 41 2 5 Lara Dashti 35.44 NR 42 2 6 Maria Batallones 35.96 43 2 2 Kestra Kihleng 36.55 44 2 3 Makelyta Singsombath 36.83 45 2 9 La Troya Pina 38.14 46 2 0 Ria Save 40.30 47 2 7 Mariama Touré 41.81 48 1 5 Estelle Nguelo'o Noubissi 43.59 49 1 6 Salima Ahmadou Youssoufou 45.97 NR 50 2 8 Nina Amison 49.61 1 2 Olamide Sam 1 4 Dorcas Oka 3 1 Lam Hoi Kiu 2 1 Abbi Illis 4 8 Ana Pinho Rodrigues

Semifinals The semifinals were held on 29 July at 20:26.

Rank Heat Lane Name Nationality Time Notes 1 2 2 Rūta Meilutytė 29.30 Q, =WR 2 2 5 Lilly King 29.72 Q 3 1 8 Lara van Niekerk 29.91 Q 4 2 4 Benedetta Pilato 30.09 Q 5 1 5 Tang Qianting 30.12 Q 6 1 6 Eneli Jefimova 30.22 Q 7 1 4 Anita Bottazzo 30.29 Q 8 2 3 Satomi Suzuki 30.33 Q 9 1 2 Sophie Hansson 30.40 SO 9 2 7 Lydia Jacoby 30.40 SO 11 1 7 Mona McSharry 30.54 12 2 6 Anna Elendt 30.55 13 1 3 Veera Kivirinta 30.56 14 2 1 Dominika Sztandera 30.59 NR 15 2 8 Florine Gaspard 30.67 16 1 1 Fleur Vermeiren 31.26

Swim-off The swim-off for the first replacement was held on 29 July at 22:13.

Rank Lane Name Nationality Time Notes 1 4 Sophie Hansson 30.44 R1 2 5 Lydia Jacoby 30.67 R2

Final The final started on 30 July at 20:09.

Rank Lane Name Nationality Time Notes 4 Rūta Meilutytė 29.16 WR 5 Lilly King 29.94 6 Benedetta Pilato 30.04 4 3 Lara van Niekerk 30.09 5 1 Anita Bottazzo 30.11 6 2 Tang Qianting 30.22 7 8 Satomi Suzuki 30.44 8 7 Eneli Jefimova 30.48

References