| | | Final 09.08 Night | time | gap | L | React. | 50m | 100m | 150m |  | 1. Katie Ledecky |  USA | 1:53.73 |  |  | 0.69 | 27.00s | 5. | 55.43s | 2. | 1:24.55 | 1. |  | 2. Sarah Sjostrom |  SWE | 1:54.08 | 0.35 |  | 0.76 | 26.84s | 3. | 55.86s | 4. | 1:24.95 | 2. |  | 3. Emma McKeon |  AUS | 1:54.92 | 1.19 |  | 0.74 | 26.64s | 1. | 55.37s | 1. | 1:25.17 | 3. |  | 4. Federica Pellegrini |  ITA | 1:55.18 | 1.45 |  | 0.68 | 27.09s | 7. | 56.45s | 3. | 1:25.84 | 5. |  | 5. Duo Shen |  CHN | 1:55.25 | 1.52 |  | 0.74 | 27.07s | 6. | 55.90s | 5. | 1:25.67 | 4. |  | 5. Bronte Barratt |  AUS | 1:55.25 | 1.52 |  | 0.68 | 27.35s | 8. | 56.40s | 7. | 1:26.02 | 6. |  | 7. Michelle Coleman |  SWE | 1:56.27 | 2.54 |  | 0.77 | 26.82s | 2. | 56.15s | 6. | 1:25.95 | 7. |  | 8. Charlotte Bonnet |  FRA | 1:56.29 | 2.56 |  | 0.66 | 26.95s | 4. | 56.43s | 8. | 1:26.28 | 8. | 
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 | | Ranking | time | gap | React | 50m | 100m | 150m | HR | Semi |  | 1. Sarah Sjostrom |  SWE | 1:54.65 |  | 0.76 | 27.07s | 56.23s | 1:25.65 | 1. | 2 |  | 2. Katie Ledecky |  USA | 1:54.81 | 0.16 | 0.70 | 27.20s | 56.21s | 1:25.78 | 2. | 2 |  | 3. Federica Pellegrini |  ITA | 1:55.42 | 0.77 | 0.70 | 26.98s | 56.25s | 1:25.76 | 3. | 2 |  | 4. Duo Shen |  CHN | 1:56.03 | 1.38 | 0.74 | 27.00s | 56.81s | 1:26.36 | 1. | 1 |  | 5. Michelle Coleman |  SWE | 1:56.05 | 1.40 | 0.77 | 27.17s | 56.47s | 1:26.32 | 4. | 2 |  | 6. Emma McKeon |  AUS | 1:56.29 | 1.64 | 0.75 | 26.94s | 56.54s | 1:26.49 | 2. | 1 |  | 7. Charlotte Bonnet |  FRA | 1:56.38 | 1.73 | 0.68 | 27.04s | 56.42s | 1:26.57 | 3. | 1 |  | 8. Bronte Barratt |  AUS | 1:56.63 | 1.98 | 0.66 | 27.02s | 56.61s | 1:26.41 | 4. | 1 |  | eliminated |  | 9. Veronika Popova |  RUS | 1:57.22 | 2.57 | 0.76 | 27.52s | 56.71s | 1:26.93 | 5. | 2 |  | 10.Brittany Maclean |  CAN | 1:57.36 | 2.71 | 0.70 | 27.82s | 57.19s | 1:27.79 | 5. | 1 |  | 11.Yanhan Ai |  CHN | 1:57.41 | 2.76 | 0.65 | 27.26s | 56.68s | 1:27.13 | 6. | 1 |  | 12.Manuella Lyrio |  BRA | 1:57.43 | 2.78 | 0.70 | 27.39s | 57.08s | 1:26.87 | 7. | 1 |  | 13.Missy Franklin |  USA | 1:57.56 | 2.91 | 0.79 | 27.57s | 56.82s | 1:27.64 | 8. | 1 |  | 13.Siobhan Haughey |  HKG | 1:57.56 | 2.91 | 0.69 | 27.27s | 57.08s | 1:27.19 | 6. | 2 |  | 15.Katerine Savard |  CAN | 1:57.80 | 3.15 | 0.68 | 27.30s | 57.36s | 1:27.36 | 7. | 2 |  | 16.Femke Heemskerk |  NED | 1:57.82 | 3.17 | 0.76 | 27.59s | 57.09s | 1:27.52 | 8. | 2 | 
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 | | Ranking | time | gap | React | 50m | 100m | 150m | HR |  | 1. Katie Ledecky |  USA | 1:55.01 |  | 0.72 | 27.12s | 56.10s | 1:25.49 | 1. |  | 2. Emma Mckeon |  AUS | 1:55.80 | 0.79 | 0.76 | 27.04s | 56.31s | 1:26.19 | 2. |  | 3. Sarah Sjostrom |  SWE | 1:56.11 | 1.10 | 0.74 | 26.97s | 56.20s | 1:25.78 | 1. |  | 4. Charlotte Bonnet |  FRA | 1:56.26 | 1.25 | 0.68 | 27.47s | 56.40s | 1:26.47 | 2. |  | 5. Federica Pellegrini |  ITA | 1:56.37 | 1.36 | 0.69 | 27.45s | 57.26s | 1:27.08 | 1. |  | 6. Duo Shen |  CHN | 1:56.52 | 1.51 | 0.74 | 27.05s | 56.83s | 1:26.64 | 3. |  | 7. Michelle Coleman |  SWE | 1:56.54 | 1.53 | 0.79 | 27.15s | 56.78s | 1:26.53 | 3. |  | 8. Yanhan Ai |  CHN | 1:56.77 | 1.76 | 0.67 | 27.19s | 56.51s | 1:26.55 | 2. |  | 9. Siobhan Haughey |  HKG | 1:56.91 | 1.90 | 0.70 | 27.18s | 56.60s | 1:26.82 | 1. |  | 10.Bronte Barratt |  AUS | 1:56.93 | 1.92 | 0.67 | 27.93s | 57.59s | 1:27.49 | 4. |  | 11.Veronika Popova |  RUS | 1:57.08 | 2.07 | 0.73 | 27.24s | 57.16s | 1:26.82 | 3. |  | 12.Missy Franklin |  USA | 1:57.12 | 2.11 | 0.79 | 27.70s | 57.36s | 1:27.29 | 4. |  | 13.Katerine Savard |  CAN | 1:57.15 | 2.14 | 0.68 | 27.28s | 56.72s | 1:26.71 | 2. |  | 14.Manuella Lyrio |  BRA | 1:57.28 | 2.27 | 0.68 | 27.80s | 56.71s | 1:26.87 | 4. |  | 15.Femke Heemskerk |  NED | 1:57.68 | 2.67 | 0.76 | 27.68s | 57.36s | 1:27.46 | 5. |  | 16.Brittany Maclean |  CAN | 1:57.74 | 2.73 | 0.69 | 27.30s | 57.31s | 1:27.39 | 6. |  | eliminated |  | 17.Chihiro Igarashi |  JPN | 1:57.88 | 2.87 | 0.66 | 27.47s | 57.80s | 1:27.82 | 7. |  | 18.Arina Openysheva |  RUS | 1:58.05 | 3.04 | 0.67 | 28.38s | 57.89s | 1:28.37 | 5. |  | 19.Melani Costa |  ESP | 1:58.19 | 3.18 | 0.69 | 28.06s | 58.41s | 1:27.88 | 5. |  | 20.Annika Bruhn |  GER | 1:58.48 | 3.47 | 0.77 | 28.13s | 57.46s | 1:28.10 | 3. |  | 21.Rikako Ikee |  JPN | 1:58.49 | 3.48 | 0.68 | 28.08s | 57.99s | 1:28.28 | 6. |  | 22.Nina Rangelova |  BUL | 1:58.57 | 3.56 | 0.66 | 27.64s | 57.96s | 1:27.79 | 4. |  | 23.Coralie Balmy |  FRA | 1:58.83 | 3.82 | 0.69 | 27.88s | 58.37s | 1:28.68 | 7. |  | bellow Olympic Qualifyng Time (OQT) 1:58.96. |  | 24.Alice Mizzau |  ITA | 1:59.16 | 4.15 | 0.74 | 27.83s | 58.10s | 1:28.28 | 6. |  | 25.Ajna Kesely |  HUN | 1:59.20 | 4.19 | 0.75 | 28.02s | 57.63s | 1:28.30 | 7. |  | 26.Robin Neumann |  NED | 1:59.23 | 4.22 | 0.67 | 27.77s | 58.18s | 1:28.68 | 8. |  | 27.Georgia Coates |  GBR | 1:59.33 | 4.32 | 0.73 | 28.04s | 58.07s | 1:28.39 | 5. |  | 28.Evelin Verraszto |  HUN | 1:59.44 | 4.43 | 0.77 | 27.93s | 58.37s | 1:28.87 | 6. |  | 29.Camille Lily Mei Cheng |  HKG | 1:59.71 | 4.70 | 0.70 | 27.63s | 57.39s | 1:27.93 | 7. |  | 30.Katarina Simonovic |  SRB | 2:00.06 | 5.05 | 0.65 | 28.04s | 58.20s | 1:28.99 | 1. |  | 31.Barbora Seemanova |  CZE | 2:00.26 | 5.25 | 0.70 | 28.00s | 58.71s | 1:29.76 | 2. |  | 32.Eleanor Faulkner |  GBR | 2:00.51 | 5.50 | 0.72 | 28.30s | 58.58s | 1:29.80 | 8. |  | 33.Anastasia Katerina Bogdanovski |  MKD | 2:00.52 | 5.51 | 0.80 | 28.48s | 58.72s | 1:29.50 | 3. |  | 34.Patricia Castro Ortega |  ESP | 2:00.71 | 5.70 | 0.74 | 27.86s | 58.07s | 1:28.78 | 8. |  | 35.Larissa Oliveira |  BRA | 2:00.76 | 5.75 | 0.70 | 27.85s | 57.54s | 1:28.45 | 8. |  | 36.Elisbet Gamez Matos |  CUB | 2:01.08 | 6.07 | 0.61 | 29.30s | 59.77s | 1:30.71 | 4. |  | 37.Joanna Evans |  BAH | 2:01.27 | 6.26 | 0.78 | 28.57s | 59.23s | 1:30.28 | 5. |  | 38.Sara Pastrana |  HON | 2:03.19 | 8.18 | 0.76 | 28.25s | 59.95s | 1:31.29 | 6. |  | bellow Olympic Selection Time (OST) 2:03.13. |  | 39.Andrea Cedron Rodriguez |  PER | 2:05.33 | 10.32 | 0.71 | 29.70s | 1:01.06 | 1:33.26 | 7. |  | 40.Matelita Buadromo |  FIJ | 2:05.49 | 10.48 | 0.69 | 29.28s | 1:01.03 | 1:33.16 | 1. |  | 41.Shivani - |  IND | 2:09.30 | 14.29 | 0.78 | 29.15s | 1:01.36 | 1:34.95 | 2. |  | 42.Kaya Forson |  GHA | 2:16.02 | 21.01 | 0.59 | 30.61s | 1:05.20 | 1:40.60 | 3. | 
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 | | Olympic Qualifyng Time (OQT) 1:58.96 - NOC can enter up to 2 swimmers with OQT. |  | Olympic Selection Time (OST) 2:03.13, invitational - A swwimer meeting the "invitation" standard was eligible for entry. But this entry was allotted/filled by ranking. | 
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 | | Olympic Qualifyng Time by NOC - 33 Swimmers - additional 12 Swimmers. |  | Olympic Qualifying Time - 1:58.96 |  | 2 Quotas - 15 NOC |  | 2 |  Australia | Bronte Barratt | Emma McKeon |  | 2 |  Brazil | Manuella Lyrio | Larissa Oliveira |  | 2 |  Canada | Brittany MacLean | Penny Oleksiak |  | 2 |  China | Ai Yanhan | Shen Duo |  | 2 |  France | Coralie Balmy | Charlotte Bonnet |  | 2 |  Great_Britain | Georgia Coates | Eleanor Faulkner |  | 2 |  Hong Kong | Camille Cheng | Siobhan Haughey |  | 2 |  Hungary | Ajna Késely | Evelyn Verrasztó |  | 2 |  Italy | Federica Pellegrini | Alice Mizzau |  | 2 |  Japan | Chihiro Igarashi | Rikako Ikee |  | 2 |  Netherlands | Femke Heemskerk | Robin Neumann |  | 2 |  Russia | Arina Openysheva | Veronika Popova |  | 2 |  Spain | Patricia Castro | Melani Costa |  | 2 |  Sweden | Sarah Sjostrom | Michelle Coleman |  | 2 |  United_States | Missy Franklin | Katie Ledecky |  | 1 Quotas - 3 NOC |  | 1 |  Bulgaria | Nina Rangelova |  | 1 |  Germany | Annika Bruhn |  | 1 |  Serbia | Katarina Simonović |  | Olympic Selection Time - 2:03.13 - 7 NOC |  | 1 |  Bahamas | Joanna Evans | [a] |  | 1 |  Cuba | Elisbet Gaméz | [b] |  | 1 |  Czechia | Barbora Seemanová |  | 1 |  Honduras | Sara Pastrana | [b] |  | 1 |  Israel | Andrea Murez | [a] |  | 1 |  Peru | Andrea Cedrón | [b] |  | 1 |  Vietnam | Nguyễn Thị Ánh Viên | [a] |  | Universalitiy Places - 5 NOC |  | 1 |  Fiji | Matelita Buadromo |  | 1 |  Ghana | Kaya Forson |  | 1 |  India | Shivani Kataria |  | 1 |  Macedonia | Anastasia Bogdanovski |  | 1 |  Refugee | Yusra Mardini |  | 45 | Total | 
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