# 2010 FINA World Swimming Championships (25 m) – Women's 100 metre freestyle

The Women's 100 metre Freestyle at the 10th Short Course World Swimming Championships took place 16–17 December 2010 in Dubai, United Arab Emirates. The heats and semifinals were 16 December; the final was 17 December.
89 swimmers participated in the event

## Records

Prior to the competition, the existing world and championship records were as follows.
| | Name | Nation | Time | Location | Date |
| World record | Libby Trickett | Australia | 51.01 | Hobart | 10 August 2009 |
| Championship record | Marleen Veldhuis Therese Alshammar | Netherlands Sweden | 52.17 | Manchester Athens | 11 April 2008 16 April 2000 |
The following records were established during the competition:
| Date | Round | Name | Nation | Time | WR | CR |
| 17 December 2010 | Final | Ranomi Kromowidjojo | Netherlands | 51.44 | | CR |

## Results
### Heats

| Rank | Heat | Lane | Name | Time | Notes |
| 1 | 11 | 2 | Natalie Coughlin (USA) | 52.27 | Q |
| 2 | 12 | 4 | Ranomi Kromowidjojo (NED) | 52.39 | Q |
| 3 | 11 | 5 | Dana Vollmer (USA) | 52.58 | Q |
| 4 | 10 | 4 | Femke Heemskerk (NED) | 52.62 | Q |
| 5 | 12 | 6 | Arianna Vanderpool-Wallace (BAH) | 52.85 | Q |
| 6 | 12 | 2 | Victoria Poon (CAN) | 53.14 | Q |
| 7 | 10 | 6 | Marieke Guehrer (AUS) | 53.23 | Q |
| 8 | 11 | 4 | Jeanette Ottesen (DEN) | 53.31 | Q* |
| 9 | 12 | 3 | Camille Muffat (FRA) | 53.32 | Q |
| 10 | 11 | 6 | Li Zhesi (CHN) | 53.33 | Q |
| 11 | 10 | 5 | Daniela Schreiber (GER) | 53.50 | Q |
| 12 | 12 | 5 | Sarah Sjöström (SWE) | 53.53 | Q |
| 13 | 11 | 3 | Emma McKeon (AUS) | 53.59 | Q |
| 14 | 12 | 7 | Silke Lippok (GER) | 53.85 | Q |
| 15 | 9 | 6 | Genevieve Saumur (CAN) | 53.89 | Q |
| 16 | 10 | 1 | Margarita Nesterova (RUS) | 53.94 | Q |
| 17 | 11 | 4 | Hanna-Maria Seppälä (FIN) | 53.97 | * |
| 18 | 8 | 4 | Pang Jiaying (CHN) | 54.17 | * |
| 19 | 10 | 2 | Tatiana Lemos (BRA) | 54.24 | |
| 20 | 9 | 3 | Theodora Drakou (GRE) | 54.26 | |
| 21 | 9 | 4 | Ragnheiður Ragnarsdóttir (ISL) | 54.44 | |
| 22 | 11 | 8 | Flávia Delaroli (BRA) | 54.62 | |
| 23 | 8 | 3 | Pernille Blume (DEN) | 54.65 | |
| 24 | 11 | 1 | Chiara Masini Luccetti (ITA) | 54.84 | |
| 25 | 11 | 7 | Veronika Popova (RUS) | 54.90 | |
| 26 | 9 | 5 | Nina Rangelova (BUL) | 54.95 | |
| 27 | 10 | 8 | Cecilie Waage Johannessen (NOR) | 55.03 | |
| 28 | 9 | 7 | Leone Vorster (RSA) | 55.08 | |
| 29 | 9 | 8 | Burcu Dolunay (TUR) | 55.15 | |
| 30 | 12 | 1 | Gabriella Fagundez (SWE) | 55.20 | |
| 31 | 9 | 2 | Renata Fabiola Spagnolo (ITA) | 55.32 | |
| 32 | 10 | 7 | Katarina Filova (SVK) | 55.41 | |
| 33 | 8 | 5 | María Fernanda González Ramirez (MEX) | 55.51 | |
| 34 | 8 | 1 | Nicole Horn (ZIM) | 55.56 | |
| 35 | 12 | 8 | Ophélie Cyrielle Etienne (FRA) | 55.64 | |
| 36 | 9 | 1 | Henriette Brekke (NOR) | 56.31 | |
| 37 | 8 | 2 | Carmen Cianci (COL) | 56.43 | |
| 38 | 8 | 7 | Miroslava Syllabova (SVK) | 56.70 | |
| 39 | 7 | 4 | Ximena Vilar (VEN) | 57.23 | |
| 39 | 7 | 5 | Ranohon Amanova (UZB) | 57.23 | |
| 41 | 7 | 2 | Farida Osman (EGY) | 57.34 | |
| 42 | 8 | 8 | Kirsten Ann Lapham (ZIM) | 57.52 | |
| 43 | 8 | 6 | Sarah Rolko (LUX) | 57.62 | |
| 44 | 6 | 7 | Cherelle Thompson (TRI) | 57.77 | |
| 45 | 6 | 2 | Karen Torrez (BOL) | 58.47 | NR |
| 46 | 7 | 8 | Nicola Muscat (MLT) | 58.85 | |
| 47 | 7 | 3 | Christine Magdalene Briedenhann (NAM) | 58.88 | |
| 48 | 7 | 7 | Talasha Satish Prabhu (IND) | 59.09 | |
| 49 | 5 | 5 | Marie Laura Meza (CRC) | 59.12 | |
| 50 | 6 | 8 | Talita Baqlah (JOR) | 59.31 | |
| 51 | 6 | 5 | Jade Howard (ZAM) | 59.39 | |
| 52 | 6 | 3 | Bayan Jumah (SYR) | 59.60 | |
| 52 | 6 | 6 | Oriele Alejandra Espinoza (PER) | 59.60 | |
| 54 | 6 | 4 | Talisa Pace (MLT) | 59.62 | |
| 55 | 5 | 4 | Olivia Planteau de Maroussem (MRI) | 59.94 | |
| 56 | 7 | 6 | Sara Hyajna (JOR) | 1:00.18 | |
| 57 | 4 | 5 | Zonia Caravantes (GUA) | 1:00.35 | |
| 58 | 7 | 1 | Shannon Austin (SEY) | 1:00.39 | |
| 59 | 5 | 3 | Micaela Cloete (NAM) | 1:00.43 | |
| 60 | 5 | 6 | Lou Wai Sam (MAC) | 1:00.58 | |
| 61 | 6 | 1 | Tan Chi Yan (MAC) | 1:00.72 | |
| 62 | 4 | 6 | Amanda Liew (BRU) | 1:01.10 | |
| 63 | 5 | 8 | Judith Ilan Meauri (PNG) | 1:01.18 | |
| 64 | 5 | 2 | Elaine Reyes (GIB) | 1:01.19 | |
| 65 | 5 | 7 | Emily Chan Chee (MRI) | 1:01.24 | |
| 66 | 4 | 2 | Tieri Erasito (FIJ) | 1:02.01 | |
| 67 | 4 | 4 | Pilar Shimizu (GUM) | 1:02.37 | |
| 68 | 4 | 3 | Britany van Lange (GUY) | 1:02.56 | |
| 69 | 1 | 5 | Cheyenne Rova (FIJ) | 1:02.60 | |
| 70 | 5 | 1 | Estellah Fils Rabetsara (MAD) | 1:03.42 | |
| 71 | 3 | 5 | Danielle Bernadine Findlay (ZAM) | 1:04.21 | |
| 72 | 4 | 8 | Diala Awad (PLE) | 1:04.50 | |
| 73 | 4 | 7 | Jenina Cruz (GUM) | 1:05.44 | |
| 74 | 3 | 8 | Magdalena Moshi (TAN) | 1:05.77 | |
| 75 | 3 | 2 | Mariam Foum (TAN) | 1:06.15 | |
| 76 | 3 | 7 | Grace Kimball (NMI) | 1:06.72 | |
| 77 | 2 | 7 | Celeste Brown (COK) | 1:06.85 | |
| 78 | 4 | 1 | Khulan Enkhjargal (MGL) | 1:07.01 | |
| 79 | 3 | 6 | Soraya Oruya (KEN) | 1:07.02 | |
| 80 | 3 | 3 | Ann-Marie Hepler (MHL) | 1:07.11 | |
| 81 | 3 | 1 | Osisang Chilton (PLW) | 1:07.69 | |
| 82 | 2 | 4 | Mahnoor Maqsood (PAK) | 1:08.00 | |
| 83 | 3 | 4 | Ledia Kacani (ALB) | 1:08.11 | |
| 84 | 1 | 4 | Kateryna Izmaylova (TJK) | 1:09.75 | |
| 85 | 2 | 3 | Jennet Saryyeva (TKM) | 1:11.39 | |
| 86 | 1 | 3 | Keanna Villagomez (NMI) | 1:11.81 | |
| 87 | 2 | 6 | Shajan Aminath (MDV) | 1:13.11 | |
| 88 | 2 | 5 | Shaila Rana (NEP) | 1:14.62 | |
| 89 | 2 | 2 | Chaemel Morgane Faosite Sogbadji (BEN) | 1:39.24 | |
* Ottesen and Seppälä scratched semifinals; therefore Pang advanced on.

### Semifinals
#### Semifinal 1

| Rank | Lane | Name | Time | Notes |
| 1 | 5 | Femke Heemskerk (NED) | 52.27 | Q |
| 2 | 4 | Ranomi Kromowidjojo (NED) | 52.34 | Q |
| 3 | 3 | Victoria Poon (CAN) | 52.76 | Q NR |
| 4 | 6 | Camille Muffat (FRA) | 52.90 | Q |
| 5 | 7 | Emma McKeon (AUS) | 53.03 | Q |
| 6 | 2 | Daniela Schreiber (GER) | 53.33 | |
| 7 | 8 | Pang Jiaying (CHN) | 53.68 | |
| 8 | 1 | Genevieve Saumur (CAN) | 53.76 | |

#### Semifinal 2

| Rank | Lane | Name | Time | Notes |
| 1 | 4 | Natalie Coughlin (USA) | 52.51 | Q |
| 2 | 5 | Dana Vollmer (USA) | 52.67 | Q |
| 3 | 6 | Marieke Guehrer (AUS) | 52.95 | Q |
| 4 | 3 | Arianna Vanderpool-Wallace (BAH) | 53.09 | |
| 5 | 2 | Li Zhesi (CHN) | 53.30 | |
| 6 | 1 | Silke Lippok (GER) | 53.49 | |
| 7 | 7 | Sarah Sjöström (SWE) | 53.60 | |
| 7 | 8 | Margarita Nesterova (RUS) | 53.60 | |

### Final

| Rank | Lane | Name | Time | Notes |
| | 5 | Ranomi Kromowidjojo (NED) | 51.45 | CR |
| | 4 | Femke Heemskerk (NED) | 52.18 | |
| | 3 | Natalie Coughlin (USA) | 52.25 | |
| 4 | 7 | Camille Muffat (FRA) | 52.41 | |
| 5 | 2 | Victoria Poon (CAN) | 52.51 | NR |
| 6 | 1 | Marieke Guehrer (AUS) | 52.81 | |
| 7 | 6 | Dana Vollmer (USA) | 52.95 | |
| 8 | 8 | Emma McKeon (AUS) | 53.10 | |