| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
|---|
| Ariano | Adrian/Adriana | Latin | Spanish, Italian | from Hadria | |
| Aristea | Aristeo/Aristea | Old High German | Spanish, Italian | the best | |
| Aristeo | Aristeo/Aristea | Old High German | Spanish, Italian | the best | |
| Aristodemo | Aristodemo | Old Greek | Spanish, Italian | the best of the people | |
| Aritz | Aritz | Basque | Spanish, Basque | oak | |
| Arlet | Arlette | Old French | Spanish | Words: eagle | |
| Arlo | Arlo | Unknown | Spanish, English | maybe barberry | #190 |
| Armando | Hermann/Hermine | Old High German | Portuguese, Spanish, Italian | Words: army, warrior / man | #552 |
| Arnel | Arnel | Unknown | Spanish, Tagalog | | |
| Aroa | Aroa | Basque | Spanish, Basque | time, season | |
| Aroldo | Harald | Old High German | Spanish, Italian | Words: army, warrior / rule | |
| Arsenia | Arsène/Arsenia | Old Greek | Spanish, Italian | virile | |
| Arsenio | Arsène/Arsenia | Old Greek | Spanish, Italian | virile | |
| Artemio | Artemio/Artemis | Old Greek | Spanish, Italian | | |
| Arturo | Arthur | Celtic | Spanish, Italian | maybe the bear | #642 |
| Asier | Asier | Unknown | Spanish | | |
| Astolfo | Astolfo | Old High German | Portuguese, Spanish, Italian | Words: wolf | |
| Asunción | Asunción | Spanish | German, Spanish | assumption | |
| Atara | Atarah | Hebrew | German, Portuguese, Spanish, Italian | crown | |
| Atlas | Atlas | Old Greek | Spanish | | #149 |
| Augusto | August/Augusta | Latin | Portuguese, Spanish, Italian | the august, the dignified | |
| Aureliana | Aureliano/Aureliana | Latin | Spanish, Italian | | |
| Aureliano | Aureliano/Aureliana | Latin | Spanish, Italian | | |
| Aurelio | Aurel/Aurelia | Latin | Portuguese, Spanish, Italian | Words: golden | |
| Avelina | Avelino/Avelina | Latin | Spanish | | |
| Avelino | Avelino/Avelina | Latin | Spanish | | |
| Aylén | Ailén | Mapudungun | Spanish | maybe ember | |
| Azahara | Azahara | Arabic | Spanish | flower | |
| Baltasar | Balthasar | Akkadian | Spanish | | |
| Barbara | Barbara | Latin | German, Italian, Spanish, English, French, Polish | the foreign | #911 |
| Bárbara | Barbara | Latin | Spanish | the foreign | |
| Barnabá | Barnabas | Aramaic | Spanish | Words: son / speak prophetically | |
| Bartolomé | Bartholomäus/Bartolomea | Aramaic | Spanish | Words: son | |
| Bartolomea | Bartholomäus/Bartolomea | Aramaic | Portuguese, Spanish, Italian | Words: son | |
| Basilia | Basil/Basilia | Old Greek | Spanish, Italian | kingly, royal | |
| Basìlio | Basil/Basilia | Old Greek | Spanish, Italian | kingly, royal | |
| Basilisa | Basil/Basilia | Old Greek | Spanish | kingly, royal | |
| Bastián | Sebastian/Sebastina | Old Greek | Spanish | from Sebaste | |
| Bastiano | Sebastian/Sebastina | Old Greek | Spanish | from Sebaste | |
| Bautista | Baptist | Old Greek | Spanish | the baptist | |
| Beatriz | Beatrix | Latin | Portuguese, Spanish | traveller, pilgrim | |
| Begoña | Begoña | Basque | Spanish | | |
| Belén | Belén | Spanish | Spanish | Bethlehem | |
| Belisario | Belisario | Unknown | Portuguese, Spanish, Italian | | |
| Beltrán | Bertram | Old High German | Spanish | bright raven | |
| Benicio | Benedict/Benedikta | Latin | Spanish | the blessed | #794 |
| Benigna | Benigna/Benigno | Latin | German, Portuguese, Spanish, Italian | benign, kind, friendly | |
| Benigno | Benigna/Benigno | Latin | Portuguese, Spanish, Italian | benign, kind, friendly | |
| Benilda | Benilda | Unknown | Portuguese, Spanish | Words: fight | |
| Benilde | Benilda | Unknown | Portuguese, Spanish | Words: fight | |
| Benita | Benedict/Benedikta | Latin | Spanish | the blessed | |
| Benito | Benedict/Benedikta | Latin | Spanish, Italian | the blessed | |
| Benjamín | Benjamin/Beniamina | Hebrew | Spanish | son of the right hand, son of the south, son of luck | |
| Bernarda | Bernard/Bernharde | Old High German | Spanish, Italian | Words: bear / brave, hardy / bear | |
| Bernardino | Bernard/Bernharde | Old High German | Portuguese, Spanish, Italian | Words: bear / brave, hardy / bear | |
| Bernicia | Berenike | Old Greek | Spanish | bringing victory | |
| Berto | Bert/Berta | Old High German | Spanish | Words: bright | |
| Blanca | Blanche | Spanish | Italian, Spanish | the white | |
| Blas | Blaise | Latin | Spanish | lisping | |
| Bonifacio | Bonifatius | Latin | Portuguese, Spanish, Italian | Words: good | |
| Borja | Borja | Spanish | Spanish | | |
| Braulio | Braulio | Unknown | Spanish, Italian | Words: burning, sword | |
| Brisa | Brisa | Old Greek | Spanish | Words: wind, breeze | |
| Brunilda | Brunhilde | Old High German | Portuguese, Spanish, Italian | Words: fight | |
| Bruno | Bruno/Bruna | Old High German | German, Spanish, Italian | Words: brown | #664 |
| Calisto | Callisto/Callista | Old Greek | Spanish | most beautiful | |
| Camila | Camillo/Camilla | Latin | Portuguese, Spanish, English | maybe acolyte | #12 |
| Camila Belén | Camila Belén | Spanish | Spanish | | |
| Camila Guadalupe | Camila Guadalupe | Spanish | Spanish | | |
| Camilo | Camillo/Camilla | Latin | Spanish | maybe acolyte | #609 |
| Candela | Candelaria | Spanish | Spanish | Candlemas | |
| Candelaria | Candelaria | Spanish | Spanish | Candlemas | |
| Caridad | Caritas | Latin | Spanish | Words: charity | |
| Carlito | Karl/Charlotte/Carla | Old High German | Portuguese, Spanish | Words: man, husband | |
| Carlos | Karl/Charlotte/Carla | Old High German | Portuguese, Spanish | Words: man, husband | #152 |
| Carlos Daniel | Carlos Daniel | Spanish | Spanish | | |
| Carlos Eduardo | Carlos Eduardo | Spanish | Spanish | | |
| Carlota | Karl/Charlotte/Carla | Old High German | Spanish | Words: man, husband | |
| Carmela | Carmine/Carmen | Hebrew | Spanish | Words: fruit garden, fruitful land / song | |
| Carmelia | Carmine/Carmen | Hebrew | Spanish | Words: fruit garden, fruitful land / song | |
| Carmelina | Carmine/Carmen | Hebrew | German, Spanish, Italian | Words: fruit garden, fruitful land / song | |
| Carmen | Carmine/Carmen | Hebrew | Spanish | Words: fruit garden, fruitful land / song | #437 |
| Carmina | Carmine/Carmen | Hebrew | Spanish | Words: fruit garden, fruitful land / song | |
| Carolina | Karl/Charlotte/Carla | Old High German | German, Spanish, Portuguese, English, Italian | Words: man, husband | #508 |
| Casimiro | Casimir | Polish | Portuguese, Spanish, Italian | Words: destroy / great, famous / peace | |
| Catalina | Katherine | Old Greek | Spanish | maybe the pure | #166 |
| Cayetana | Kajetan/Kajetana | Latin | Spanish | from Caieta | |
| Cayo | Caio/Gaia | Latin | Spanish | | |
| Cecilia | Cecil/Cecilia | Latin | German, Spanish, Scandinavian, Italian, English | Words: blind | #132 |
| Cecilio | Cecil/Cecilia | Latin | Spanish, Italian | Words: blind | |
| Celeste | Celestine/Cölestina | Latin | Spanish, Italian, English | heavenly, of the sky | #322 |
| Celia | Celio/Celina | Latin | Spanish, Italian | Words: sky, heaven | #792 |
| Celino | Celino | Latin | Spanish, Italian | | |
| Celio | Celio/Celina | Latin | Portuguese, Spanish, Italian | Words: sky, heaven | |
| Celso | Celso | Latin | Portuguese, Spanish, Italian | high, tall | |
| César | Cäsar/Cesira | Latin | Spanish, French | Words: cut, excise | |
| Charito | Charito | Old Greek | Spanish, Tagalog | Words: full of grace / grace, kindness | |
| Chona | Chona | Unknown | Spanish, Tagalog | | |
| Christóbal | Christoph | Old Greek | Spanish | carrying Christ | |
| Cipriano | Cyprian/Cipriana | Latin | Spanish, Italian | from Cypres | |
