# Swimming at the 2015 Pan American Games – Women's 50 metre freestyle

The women's 50 metre freestyle competition of the swimming events at the 2015 Pan American Games took place on July 17 at the CIBC Pan Am/Parapan Am Aquatics Centre and Field House in Toronto, Canada. The defending Pan American Games champion was Lara Jackson of the United States.
This race consisted of one length of the pool in freestyle. The top eight swimmers from the heats would qualify for the A final (where the medals would be awarded), while the next best eight swimmers would qualify for the B final.

## Records

Prior to this competition, the existing world and Pan American Games records were as follows:
| World record | Britta Steffen (GER) | 23.73 | Rome, Italy | August 2, 2009 |
| Pan American Games record | Lara Jackson (USA) | 25.09 | Guadalajara, Mexico | October 21, 2011 |
The following new records were set during this competition.
| Date | Event | Name | Nationality | Time | Record |
| 17 July | Heats 2 | Etiene Medeiros | Brazil | 24.75 | GR |
| 17 July | Heats 4 | Arianna Vanderpool-Wallace | Bahamas | 24.31 | GR |

## Qualification

Each National Olympic Committee (NOC) was able to enter up to two entrants providing they had met the A standard (26.05) in the qualifying period (January 1, 2014 to May 1, 2015). NOCs were also permitted to enter one athlete providing they had met the B standard (27.61) in the same qualifying period. All other competing athletes were entered as universality spots.

## Schedule

All times are Eastern Time Zone (UTC-4).
| Date | Time | Round |
| July 17, 2015 | 11:32 | Heats |
| July 17, 2015 | 21:04 | Final B |
| July 17, 2015 | 21:08 | Final A |

## Results

| KEY: | q | Fastest non-qualifiers | Q | Qualified | GR | Games record | NR | National record | PB | Personal best | SB | Seasonal best |

### Heats

The first round was held on July 17.
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
| 1 | 4 | 4 | Arianna Vanderpool-Wallace | Bahamas | 24.31 | QA, GR |
| 2 | 2 | 4 | Etiene Medeiros | Brazil | 24.75 | QA |
| 2 | 4 | 5 | Madison Kennedy | United States | 24.75 | QA |
| 4 | 3 | 5 | Graciele Herrmann | Brazil | 24.97 | QA |
| 5 | 3 | 4 | Chantal van Landeghem | Canada | 24.99 | QA |
| 6 | 2 | 5 | Natalie Coughlin | United States | 25.07 | QA |
| 6 | 4 | 3 | Michelle Williams | Canada | 25.07 | QA |
| 8 | 3 | 3 | Vanessa García | Puerto Rico | 25.37 | QA |
| 9 | 4 | 6 | Liliana Ibáñez | Mexico | 25.46 | QB |
| 10 | 2 | 2 | Chinyere Pigot | Suriname | 25.76 | QB |
| 11 | 3 | 6 | Arlene Semeco | Venezuela | 25.83 | QB |
| 12 | 4 | 2 | Isabella Arcila | Colombia | 25.89 | QB |
| 13 | 3 | 2 | Karen Torrez | Bolivia | 26.01 | QB |
| 14 | 4 | 7 | Aixa Triay | Argentina | 26.03 | QB |
| 15 | 2 | 6 | Allyson Ponson | Aruba | 26.22 | QB |
| 16 | 2 | 3 | Ariel Weech | Bahamas | 26.32 | QB |
| 17 | 2 | 7 | Elisbet Gamez | Cuba | 26.39 | |
| 18 | 3 | 7 | Loren Bahamonde | Ecuador | 26.70 | |
| 19 | 4 | 8 | Marie Meza | Costa Rica | 26.74 | |
| 20 | 4 | 1 | Karen Riveros | Paraguay | 27.17 | |
| 21 | 3 | 1 | Elinah Phillip | British Virgin Islands | 27.37 | |
| 22 | 3 | 8 | Dalia Torrez | Nicaragua | 27.80 | |
| 23 | 1 | 4 | Jamaris Washshah | Virgin Islands | 27.87 | |
| 24 | 1 | 3 | Samantha Roberts | Antigua and Barbuda | 27.91 | |
| 25 | 1 | 5 | Trudian Patrick | Jamaica | 27.99 | |
| 26 | 2 | 8 | Oreoluwa Cherebin | Grenada | 28.28 | |
| 27 | 1 | 6 | Onika George | Guyana | 29.03 | |
| | 2 | 1 | Izzy Shne Joachim | Saint Vincent and the Grenadines | DNS | |

### B Final

The B final was also held on July 17.
| Rank | Lane | Name | Nationality | Time | Notes |
| 9 | 4 | Liliana Ibáñez | Mexico | 25.48 | |
| 10 | 5 | Chinyere Pigot | Suriname | 25.79 | |
| 10 | 3 | Arlene Semeco | Venezuela | 25.79 | |
| 12 | 6 | Isabella Arcila | Colombia | 25.82 | |
| 13 | 7 | Aixa Triay | Argentina | 26.00 | NR |
| 14 | 2 | Karen Torrez | Bolivia | 26.12 | |
| 15 | 8 | Ariel Weech | Bahamas | 26.28 | |
| 16 | 1 | Allyson Ponson | Aruba | 26.37 | |

### A Final

The A final was also held on July 17. Vanderpool-Wallace was the first Bahamian swimmer to win a gold medal in the history of the Pan American games.
| Rank | Lane | Name | Nationality | Time | Notes |
| | 4 | Arianna Vanderpool-Wallace | Bahamas | 24.38 | |
| | 5 | Etiene Medeiros | Brazil | 24.55 | SA |
| | 7 | Natalie Coughlin | United States | 24.66 | |
| 4 | 2 | Chantal van Landeghem | Canada | 24.70 | |
| 5 | 3 | Madison Kennedy | United States | 24.80 | |
| 6 | 1 | Michelle Williams | Canada | 24.91 | |
| 7 | 6 | Graciele Herrmann | Brazil | 24.94 | |
| 8 | 8 | Vanessa García | Puerto Rico | 25.21 | |