The Women's 100 metre freestyle competition at the 2017 World Championships was held on 27 and 28 July 2017.Schedule Start list

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

During the competition, prior to this 100 metre event, on 23 July 2017, Sarah Sjöström set a new world record in the 4 × 100 metre freestyle relay final; her mark was at 51.71. Date Event Name Nationality Time Record 23 July Women's 4 × 100 m freestyle relay final Sarah Sjöström 51.71 WR, CR

Results Heats The heats were held on 27 July at 09:30.Heats results

Rank Heat Lane Name Nationality Time Notes 1 8 4 53.01 Q 2 7 6 53.13 Q, NR 3 6 4 53.17 Q 4 8 5 53.18 Q 5 6 5 53.42 Q 6 8 3 53.45 Q 7 7 5 53.47 Q 8 7 4 53.56 Q 9 7 3 53.92 Q 10 6 6 54.00 Q 8 6 Zhu Menghui Q 12 7 2 54.22 Q 13 6 3 54.23 Q 14 8 7 54.25 Q 15 6 1 54.45 Q 16 6 7 54.49 8 1 18 7 7 Ai Yanhan 54.54 19 6 2 54.74 20 7 1 54.81 21 8 2 54.91 22 8 8 55.32 23 6 8 55.40 24 5 5 55.46 25 8 9 55.52 26 7 9 55.73 27 7 0 55.77 28 6 9 55.86 29 8 0 55.99 30 5 7 56.11 31 5 6 56.31 32 7 8 56.34 33 6 0 56.56 4 4 35 5 3 56.60 36 5 2 56.70 37 5 8 56.77 38 5 1 56.95 39 4 5 57.28 40 5 4 57.40 41 4 6 57.82 42 5 9 57.99 43 4 2 58.27 44 4 3 58.35 45 4 1 58.53 46 1 3 58.76 47 5 0 58.81 48 3 4 58.85 =NR 49 4 9 59.03 50 3 2 59.08 4 7 52 1 2 59.27 53 3 3 59.33 54 4 8 59.37 55 3 1 Tan Chi Yan 59.38 56 4 0 59.54 57 3 5 59.86 58 3 8 1:00.04 59 3 9 1:00.75 60 2 1 1:09.00 61 3 6 1:00.92 1 6 63 1 4 1:01.15 64 3 0 1:01.30 65 1 8 Park Mi-song 1:02.24 66 2 5 1:02.59 67 2 4 1:03.81 68 2 3 1:04.01 69 2 8 1:04.83 70 2 6 1:05.06 71 2 2 1:05.09 72 2 7 1:05.47 73 2 0 1:09.14 74 1 1 1:10.17 75 2 9 1:10.84 76 1 5 1:12.07 77 1 7 1:16.00 78 1 0 1:19.52 — 1 9

Swim-off The swim-off was held on 27 July at 10:58.Swim-off results Rank Lane Name Nationality Time Notes 1 5 54.20 Q, NR 2 4 54.49

Semifinals The semifinals were held on 27 July at 17:41.Semifinals results

Semifinal 1 Rank Lane Name Nationality Time Notes 1 4 Pernille Blume 52.99 Q, NR 2 6 Bronte Campbell 53.04 Q 3 5 Penny Oleksiak 53.05 Q 4 3 Ranomi Kromowidjojo 53.09 Q 5 2 Charlotte Bonnet 53.77 6 1 Freya Anderson 53.91 7 7 Sandrine Mainville 54.01 8 8 Andrea Murez 54.62

Semifinal 2 Rank Lane Name Nationality Time Notes 1 4 Sarah Sjöström 52.44 Q 2 5 Simone Manuel 52.69 Q 3 3 Mallory Comerford 52.85 Q 4 6 Emma McKeon 53.20 Q 5 1 Michelle Coleman 53.51 6 7 Zhu Menghui 53.85 7 8 Siobhán Haughey 54.05 8 2 Federica Pellegrini 54.26

Final The final was held on 28 July at 17:32.Final results

Rank Lane Name Nationality Time Notes 5 Simone Manuel 52.27 AM 4 Sarah Sjöström 52.31 6 Pernille Blume 52.69 NR 4 3 Mallory Comerford 52.77 5 1 Ranomi Kromowidjojo 52.78 6 7 Penny Oleksiak 52.94 7 2 Bronte Campbell 53.18 8 8 Emma McKeon 53.21

References