 | 50m femenino con 17 años |
| Tiempo | Nadador | Año | Localización |
| 28.51 | Iria G. Lemos Fernández | 2023 | CASTELLÓN |
| 28.57 | Iria G. Lemos Fernández | 2023 | FRIGSA |
| 28.85 | Iria G. Lemos Fernández | 2023 | J. GÓMEZ NOYA |
| 28.88 | Iria G. Lemos Fernández | 2023 | FRIGSA |
| 29.24 | Iria G. Lemos Fernández | 2023 | FRIGSA |
| 29.56 | Iria G. Lemos Fernández | 2023 | RIAZOR |
| 30.03 | Carla Carrón Muiña | 2022 | Álvaro Pino |
| 30.35 | Carla Carrón Muiña | 2022 | SANTA ISABEL |
| 30.81 | Carla Carrón Muiña | 2022 | BATALLONES |
| 31.07 | Angela Cobelo Represas | 2021 | Álvaro Pino |
| 31.11 | Iria González Covelo | 2021 | FLUVIAL |
| 31.15 | Iria González Covelo | 2021 | Álvaro Pino |
| 31.27 | Naiara Eijo Gil | 2023 | CASTELLÓN |
| 31.32 | Carla Faro Martínez | 2020 | ÁLVARO PINO |
| 31.39 | Estefania C. Dominguez | 2010 | ASPEDREIRAS |
| 31.43 | Estefania C. Dominguez | 2010 | ASPONTES |
| 31.48 | Iria González Covelo | 2021 | RÍAS DO SUR |
| 31.49 | Irene Fernández Pardo | 2018 | ACAÑIZA |
| 31.53 | Iria González Covelo | 2021 | FLUVIAL |
| 31.62 | Irene Fernández Pardo | 2018 | XOVE |
| 31.69 | Sofía C. González | 2023 | FRIGSA |
| 31.76 | Estefania C. Dominguez | 2010 | SANTAISABEL |
| 31.78 | Iria González Covelo | 2021 | RÍAS DO SUR |
| 31.81 | Estefania C. Dominguez | 2010 | SANTA ISABEL |
| 31.90 | Estefania C. Dominguez | 2010 | BERGANTIÑOS |
| 31.95 | Naiara Eijo Gil | 2023 | Batallones - Armada |
| 31.97 | Iria González Covelo | 2021 | ÁLVARO PINO |
| 32.03 | Estefania C. Dominguez | 2010 | SANTAISABEL |
| 32.10 | Iria González Covelo | 2021 | Álvaro Pino |
| 32.13 | Sofía C. González | 2023 | RIAZOR |
