| Year: | 2023 |
| Event: | Women's 100 metre freestyle |
| Venue: | Aquatic Centre |
| Date: | October 23, 2023 |
| Competitors: | 39 |
| Nations: | 29 |
| Gold: | Maggie MacNeil |
| Goldnoc: | CAN |
| Silver: | Stephanie Balduccini |
| Silvernoc: | BRA |
| Bronze: | Catie De Loof |
| Bronzenoc: | USA |
| Prev: | 2019 |
| Next: | 2027 |
The women's 100 metre freestyle competition of the swimming events at the 2023 Pan American Games were held on October 24, 2023, at the Aquatic Center in Santiago, Chile.[1]
Prior to this competition, the existing world and Pan American Games records were as follows:
| World record | 51.71 | Budapest, Hungary | July 23, 2017 | ||
| Pan American Games record | 53.83 | Toronto, Canada | July 14, 2015 |
| KEY: | QA | Qualified for A final | QB | Qualified for B final | GR | Games record | NR | National record | PB | Personal best | SB | Seasonal best |
The first round was held on October 24.[2]
| Rank | Heat | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|---|
| 1 | 5 | 5 | Amy Fulmer | 54.78 | QA | |
| 2 | 4 | 5 | Ana Vieira | 54.89 | QA | |
| 3 | 3 | 4 | Stephanie Balduccini | 54.96 | QA | |
| 4 | 5 | 4 | Catie De Loof | 55.52 | QA | |
| 5 | 4 | 2 | Anicka Delgado | 55.73 | QA | |
| 6 | 4 | 4 | Maggie MacNeil | 55.76 | QA | |
| 7 | 3 | 5 | Mary-Sophie Harvey | 55.77 | QA | |
| 8 | 5 | 7 | Andrea Becali | 56.28 | QA | |
| 9 | 5 | 1 | Sofía Revilak | 56.49 | QB | |
| 10 | 5 | 3 | Elisbet Gámez | 56.26 | QB | |
| 11 | 3 | 2 | Marina Spadoni | 57.13 | QB | |
| 12 | 4 | 3 | Celine Bispo | 57.15 | QB | |
| 13 | 3 | 3 | Karen Durango | 57.42 | QB | |
| 14 | 5 | 2 | Athena Meneses | 57.44 | QB | |
| 15 | 4 | 1 | Inés Marín | 57.45 | QB | |
| 16 | 4 | 7 | María Yegres | 57.57 | WD | |
| 17 | 3 | 7 | Rafaela Fernandini | 57.61 | QB | |
| 18 | 4 | 8 | Elisabeth Timmer | 57.86 | ||
| 19 | 4 | 6 | Lucía Gauna | 57.89 | ||
| 20 | 2 | 6 | Sabrina Lyn | 57.99 | ||
| 21 | 3 | 6 | Guillermina Ruggiero | 58.08 | ||
| 22 | 5 | 6 | Isabella Bedoya | 58.16 | ||
| 22 | 2 | 4 | Luna María Chabat | 58.16 | ||
| 24 | 3 | 1 | Madelyn Moore | 58.37 | ||
| 25 | 2 | 5 | Julimar Ávila | 58.56 | ||
| 26 | 5 | 8 | Beatriz Padrón | 58.67 | ||
| 27 | 3 | 8 | María Schutzmeier | 58.78 | ||
| 28 | 2 | 7 | Monstserrat Spielmann | 59.08 | ||
| 29 | 2 | 1 | Zaylie Thompson | 59.34 | ||
| 30 | 2 | 3 | María Santis | 59.36 | ||
| 31 | 2 | 2 | María Castillo | 59.39 | ||
| 32 | 2 | 8 | Kyra Rabess | 59.81 | ||
| 33 | 1 | 4 | Tilly Collymore | 59.87 | ||
| 34 | 1 | 6 | Aleka Persaud | 1:00.96 | ||
| 35 | 1 | 3 | Stefania Piccardo | 1:01.31 | ||
| 36 | 1 | 7 | Natalia Kuipers | 1:01.89 | ||
| 37 | 1 | 5 | Harper Barrowman | 1:02.28 | ||
| 38 | 1 | 2 | Kennice Greene | 1:02.41 | ||
| 39 | 1 | 1 | Kaeylin Djoparto | 1:08.74 | ||
The B final was held on October 23.[3]
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 9 | 5 | Elisbet Gámez | 56.48 | ||
| 10 | 3 | Marina Spadoni | 56.72 | NR | |
| 11 | 1 | Inés Marín | 57.03 | ||
| 12 | 4 | Sofía Revilak | 57.31 | ||
| 13 | 8 | Rafaela Fernandini | 57.34 | ||
| 14 | 2 | Karen Durango | 57.75 | ||
| 14 | 7 | Athena Meneses | 57.75 | ||
| 16 | 6 | Celine Bispo | 57.82 | ||
The A final was held on October 23.[4]
| Rank | Lane | Name | Nationality | Time | Notes |
|---|---|---|---|---|---|
| 7 | Maggie MacNeil | 53.64 | GR | ||
| 3 | Stephanie Balduccini | 54.13 | |||
| 6 | Catie De Loof | 54.50 | |||
| 4 | 1 | Mary-Sophie Harvey | 54.64 | ||
| 5 | 4 | Amy Fulmer | 54.90 | ||
| 6 | 5 | Ana Vieira | 55.07 | ||
| 7 | 2 | Anicka Delgado | 55.95 | ||
| 8 | 8 | Andrea Becali | 56.12 | ||