 | 50m femenino con 12 años |
| Tiempo | Nadador | Año | Localización |
| 36.59 | Sara Ibáñez Carrera | 2013 | RIAS DO SUR |
| 36.84 | Sara Ibáñez Carrera | 2013 | RIAS DO SUR |
| 37.25 | Sara Ibáñez Carrera | 2013 | MANRESA |
| 37.73 | Sara Ibáñez Carrera | 2013 | MANRESA |
| 37.75 | Sara Ibáñez Carrera | 2013 | PONTEVEDRA |
| 37.82 | Sara Ibáñez Carrera | 2013 | MANRESA |
| 37.91 | Irene Fernández Pardo | 2013 | MANRESA |
| 38.12 | Irene Fernández Pardo | 2013 | RIAS DO SUR |
| 38.51 | Sara Ibáñez Carrera | 2013 | RIAS DO SUR |
| 38.55 | Naiara Eijo Gil | 2018 | RÍAS DO SUR |
| 38.76 | Sara Ibáñez Carrera | 2013 | PONTEVEDRA |
| 38.91 | Laia García Vaamonde | 2025 | CERVO |
| 39.18 | Zaira Vila Rial | 2023 | CERVO |
| 39.21 | Naiara Eijo Gil | 2018 | RÍAS DO SUR |
| 39.22 | Naiara Eijo Gil | 2018 | ROSARIO DUEÑAS |
| 39.58 | Naiara Eijo Gil | 2018 | ROSARIO DUEÑAS |
| 39.59 | Irene Fernández Pardo | 2013 | RIAS DO SUR |
| 39.72 | Inés Borge Juste | 2018 | OURENSE |
| 39.79 | Emma Gómez Torres | 2025 | OURENSE |
| 40.38 | Naiara Eijo Gil | 2018 | OURENSE |
| 40.98 | María Seijo Marques | 2022 | Cervo |
| 41.09 | Laia García Vaamonde | 2025 | CERVO |
| 41.15 | Gara R. da Silva | 2023 | CERVO |
| 41.21 | Laia García Vaamonde | 2025 | CERVO |
| 41.28 | Gara R. da Silva | 2023 | CERVO |
| 41.28 | Miriam Represas Saavedra | 2015 | PONTEVEDRA |
| 41.43 | Emma Gómez Torres | 2025 | OURENSE |
| 41.55 | Emma Gómez Torres | 2025 | CERVO |
| 41.57 | Miriam Represas Saavedra | 2015 | CERVO |
| 41.82 | Mencia Jimenez Mariño | 2011 | OURENSE |
