The women's 100 metre individual medley competition of the 2018 FINA World Swimming Championships (25 m) was held on 13 and 14 December 2018.

Records Prior to the competition, the existing world and championship records were as follows. Name Nation Time Location DateWorld recordKatinka Hosszú56.51Berlin7 August 2017Championship recordKatinka Hosszú56.70Doha5 December 2014

Results Heats The heats were started on 13 December at 10:06.Heats results Rank Heat Lane Name Nationality Time Notes 1 4 4 Katinka Hosszú Q 2 4 3 Melanie Margalis Q 3 3 5 Runa Imai Q 4 4 5 Emily Seebohm Q 5 3 3 Ye Shiwen Q 6 4 6 Jenna Laukkanen Q 7 3 6 Rika Omoto Q 8 3 4 Kathleen Baker Q 9 2 4 Alia Atkinson Q 10 3 2 Ilaria Cusinato Q 11 2 5 Maria Kameneva Q 12 2 6 Lena Kreundl Q 13 3 8 Rūta Meilutytė 1:00.11 Q 14 3 7 Lidón Muñoz del Campo 1:00.71 Q 15 2 3 Susann Bjørnsen 1:00.82 Q 16 2 2 Yang Chang 1:01.24 Q 17 3 0 Marie Pietruschka 1:01.34 18 4 2 Anastasiia Sorokina 1:01.47 19 2 7 Kan Cheuk Tung Natalie 1:01.49 20 4 7 Kristýna Horská 1:01.60 21 4 1 Viktoriya Zeynep Güneş 1:01.66 22 4 0 Diana Petkova 1:01.75 23 3 1 Jessica Vall 1:01.79 24 1 4 Neža Klančar 1:01.87 25 2 8 Rebecca Meder 1:01.93 26 2 1 Ieva Maļuka 1:01.94 27 3 9 Raquel Gomes Pereira 1:02.07 28 4 8 Seraina Sturzenegger 1:02.10 29 2 9 Andrea Podmaníková 1:02.77 30 4 9 Margaret Markvardt 1:02.99 31 2 0 Julia Sebastián 1:03.16 32 1 5 Georgina McCarthy 1:04.50 33 1 3 Nicole Rautemberg 1:05.04 34 1 0 Sara Pastrana 1:07.96 35 1 8 Nooran Ba-Matraf 1:08.53 36 1 2 Latroya Pina 1:09.99 37 1 6 Avice Meya 1:13.51 38 1 7 Alex Maclaren 1:19.83 39 1 1 Aishath Sausan 1:19.91

Semifinals The semifinals were started on 13 December at 20:06.Semifinals results

Semifinal 1 Rank Lane Name Nationality Time Notes 1 4 Melanie Margalis 58.33 Q 2 6 Kathleen Baker 58.54 Q 3 3 Jenna Laukkanen 58.60 Q 4 5 Emily Seebohm 58.64 Q 5 7 Lena Kreundl 59.46 6 2 Ilaria Cusinato 59.85 7 1 Lidón Muñoz del Campo 8 8 Yang Chang

Semifinal 2 Rank Lane Name Nationality Time Notes 1 4 Katinka Hosszú 57.69 Q 2 5 Runa Imai 58.04 Q 3 2 Alia Atkinson 58.20 Q 4 6 Rika Omoto 58.60 Q 5 3 Ye Shiwen 58.94 6 7 Maria Kameneva 58.97 7 1 Rūta Meilutytė 59.81 7 1 Susann Bjørnsen

Final The final was held on 14 December at 19:20.Final results Rank Lane Name Nationality Time Notes 4 Katinka Hosszú 57.26 5 Runa Imai 57.85 3 Alia Atkinson 58.11 4 6 Melanie Margalis 58.32 5 2 Kathleen Baker 58.47 6 8 Emily Seebohm 58.78 7 7 Jenna Laukkanen 59.11 8 1 Rika Omoto 59.18

References