The most popular names recorded in 2021 were Lucia for girls and Hugo for boys. Full top-50 lists below, from official INE data.
| # | Name | Babies |
|---|---|---|
| 1 | Lucia | 1,378 |
| 2 | Sofia | 1,216 |
| 3 | Martina | 1,181 |
| 4 | Maria | 1,074 |
| 5 | Julia | 938 |
| 6 | Valeria | 881 |
| 7 | Paula | 829 |
| 8 | Emma | 811 |
| 9 | Daniela | 753 |
| 10 | Carla | 708 |
| 11 | Alma | 681 |
| 12 | Sara | 675 |
| 13 | Carmen | 661 |
| 14 | Alba | 652 |
| 15 | Vega | 648 |
| 16 | Noa | 647 |
| 17 | Olivia | 622 |
| 18 | Lara | 614 |
| 19 | Mia | 614 |
| 20 | Valentina | 564 |
| 21 | Lola | 557 |
| 22 | Claudia | 538 |
| 23 | Chloe | 529 |
| 24 | Jimena | 523 |
| 25 | Aitana | 490 |
| 26 | Abril | 448 |
| 27 | Laia | 447 |
| 28 | Ana | 434 |
| 29 | Triana | 422 |
| 30 | Alejandra | 416 |
| 31 | Candela | 416 |
| 32 | Vera | 401 |
| 33 | Elena | 389 |
| 34 | Adriana | 387 |
| 35 | Manuela | 378 |
| 36 | Ines | 363 |
| 37 | Carlota | 360 |
| 38 | Marta | 338 |
| 39 | Blanca | 330 |
| 40 | Marina | 328 |
| 41 | Victoria | 322 |
| 42 | Irene | 307 |
| 43 | Lia | 297 |
| 44 | Rocio | 295 |
| 45 | Nora | 294 |
| 46 | Alicia | 293 |
| 47 | Clara | 286 |
| 48 | Laura | 285 |
| 49 | Zoe | 273 |
| 50 | Ariadna | 262 |
| # | Name | Babies |
|---|---|---|
| 1 | Hugo | 1,287 |
| 2 | Martin | 1,284 |
| 3 | Mateo | 1,264 |
| 4 | Lucas | 1,133 |
| 5 | Leo | 1,101 |
| 6 | Daniel | 995 |
| 7 | Alejandro | 983 |
| 8 | Manuel | 959 |
| 9 | Pablo | 910 |
| 10 | Alvaro | 777 |
| 11 | Enzo | 744 |
| 12 | Adrian | 721 |
| 13 | Mario | 694 |
| 14 | Diego | 635 |
| 15 | David | 604 |
| 16 | Thiago | 558 |
| 17 | Oliver | 554 |
| 18 | Alex | 545 |
| 19 | Bruno | 539 |
| 20 | Marcos | 529 |
| 21 | Marco | 528 |
| 22 | Izan | 502 |
| 23 | Gonzalo | 498 |
| 24 | Javier | 498 |
| 25 | Miguel | 491 |
| 26 | Antonio | 488 |
| 27 | Liam | 463 |
| 28 | Nicolas | 453 |
| 29 | Gael | 442 |
| 30 | Luca | 424 |
| 31 | Marc | 423 |
| 32 | Juan | 406 |
| 33 | Angel | 402 |
| 34 | Dylan | 396 |
| 35 | Carlos | 394 |
| 36 | Jose | 379 |
| 37 | Gabriel | 378 |
| 38 | Sergio | 371 |
| 39 | Jorge | 350 |
| 40 | Dario | 327 |
| 41 | Adam | 323 |
| 42 | Eric | 321 |
| 43 | Samuel | 315 |
| 44 | Hector | 301 |
| 45 | Iker | 301 |
| 46 | Rodrigo | 292 |
| 47 | Jesus | 276 |
| 48 | Jaime | 273 |
| 49 | Pau | 270 |
| 50 | Ian | 266 |