| Name | Group | Language of Origin | Languages of Use | Meaning/Translation or Related Words | US 2021 |
| Achill | Achill | Old Greek | German | Words: pain | |
| Achille | Achill | Old Greek | Italian, French | Words: pain | |
| Achilles | Achill | Old Greek | German | Words: pain | |
| Aegid | Ägid | Old Greek | German | Words: oak | |
| Aegidius | Ägid | Old Greek | German | Words: oak | |
| Aeneas | Aeneas | Old Greek | English | | |
| Afrodita | Aphrodite | Old Greek | Portuguese, Spanish, Albanian, Slavic | risen from the foam | |
| Afrodite | Aphrodite | Old Greek | Italian | risen from the foam | |
| Agape | Agape | Old Greek | Greek | love | |
| Agapi | Agape | Old Greek | Greek | love | |
| Agapito | Agapito | Old Greek | Spanish, Italian | beloved | |
| Agata | Agathe | Old Greek | Spanish, Italian, Russian, Czech, Polish | the good | |
| Ágata | Agathe | Old Greek | Portuguese | the good | |
| Agatha | Agathe | Old Greek | German, Italian, English | the good | |
| Ágatha | Agathe | Old Greek | Portuguese | the good | |
| Agathe | Agathe | Old Greek | German, French | the good | |
| Agda | Agathe | Old Greek | Scandinavian | the good | |
| Agenor | Agenor | Old Greek | German, English | maybe brave, manly | |
| Agenore | Agenor | Old Greek | Italian | maybe brave, manly | |
| Aggelos | Angelus/Angela | Old Greek | Greek | messenger of God, angel | |
| Ägid | Ägid | Old Greek | German | Words: oak | |
| Ägidius | Ägid | Old Greek | German | Words: oak | |
| Ägilius | Ägid | Old Greek | German | Words: oak | |
| Aglaia | Aglaia | Old Greek | German, English, Russian | | |
| Aglaja | Aglaia | Old Greek | German | | |
| Agnes | Agnes | Old Greek | German, Scandinavian, Dutch, English | the pure, the chaste | |
| Agnès | Agnes | Old Greek | French | the pure, the chaste | |
| Ágnes | Agnes | Old Greek | Hungarian | the pure, the chaste | |
| Agnesa | Agnes | Old Greek | German, Italian | the pure, the chaste | |
| Agnese | Agnes | Old Greek | Italian | the pure, the chaste | |
| Agnessa | Agnes | Old Greek | Russian | the pure, the chaste | |
| Agneta | Agnes | Old Greek | German, Scandinavian | the pure, the chaste | |
| Agnete | Agnes | Old Greek | German | the pure, the chaste | |
| Agnetha | Agnes | Old Greek | German, Scandinavian | the pure, the chaste | |
| Agnieszka | Agnes | Old Greek | Polish | the pure, the chaste | |
| Agnita | Agnes | Old Greek | Scandinavian | the pure, the chaste | |
| Agon | Agon | Old Greek | English | Words: fight, contest | |
| Aikateríni | Katherine | Old Greek | Greek | maybe the pure | |
| Alasdair | Alexander/Alexandra | Old Greek | Scottish | he who wards off (other) men, defender of men | |
| Alaysia | Elysia | Old Greek | English | | |
| Alec | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | #682 |
| Aleix | Alexis/Alexis | Old Greek | Catalan | the defender | |
| Alejandra | Alexander/Alexandra | Old Greek | Spanish | he who wards off (other) men, defender of men | #621 |
| Alejandro | Alexander/Alexandra | Old Greek | Spanish | he who wards off (other) men, defender of men | #206 |
| Alejo | Alexis/Alexis | Old Greek | Spanish | the defender | |
| Alek | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | |
| Aleks | Alexander/Alexandra | Old Greek | Slovenian | he who wards off (other) men, defender of men | |
| Aleksa | Alexander/Alexandra | Old Greek | Serbo-Croatian | he who wards off (other) men, defender of men | |
| Aleksandar | Alexander/Alexandra | Old Greek | Slavic | he who wards off (other) men, defender of men | |
| Aleksander | Alexander/Alexandra | Old Greek | Scandinavian, Albanian, Polish | he who wards off (other) men, defender of men | |
| Aleksandr | Alexander/Alexandra | Old Greek | Russian | he who wards off (other) men, defender of men | |
| Aleksandra | Alexander/Alexandra | Old Greek | Russian | he who wards off (other) men, defender of men | |
| Aleksandra | Alexander/Alexandra | Old Greek | Polish, Slavic | he who wards off (other) men, defender of men | |
| Aleksandre | Alexander/Alexandra | Old Greek | Georgian | he who wards off (other) men, defender of men | |
| Aleksandrs | Alexander/Alexandra | Old Greek | Latvian | he who wards off (other) men, defender of men | |
| Aleksej | Alexander/Alexandra | Old Greek | Slovenian | he who wards off (other) men, defender of men | |
| Aleksey | Alexis/Alexis | Old Greek | Russian | the defender | |
| Aleksi | Alexis/Alexis | Old Greek | Finnish | the defender | |
| Aleksio | Alexander/Alexandra | Old Greek | Albanian | he who wards off (other) men, defender of men | |
| Alena | Alexander/Alexandra | Old Greek | Russian | he who wards off (other) men, defender of men | |
| Alenka | Helen | Old Greek | Slavic | maybe the torch | |
| Alesandro | Alexander/Alexandra | Old Greek | Albanian | he who wards off (other) men, defender of men | |
| Alesia | Alexander/Alexandra | Old Greek | Albanian | he who wards off (other) men, defender of men | |
| Alessa | Alexander/Alexandra | Old Greek | Italian | he who wards off (other) men, defender of men | |
| Alessandra | Alexander/Alexandra | Old Greek | Italian | he who wards off (other) men, defender of men | #400 |
| Alessandro | Alexander/Alexandra | Old Greek | Italian | he who wards off (other) men, defender of men | #609 |
| Alessia | Alexander/Alexandra | Old Greek | Italian | he who wards off (other) men, defender of men | #436 |
| Alessio | Alexis/Alexis | Old Greek | Italian | the defender | |
| Alethea | Alethea | Old Greek | English | truth | |
| Alex | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | |
| Alex | Alexander/Alexandra | Old Greek | German, Spanish, English | he who wards off (other) men, defender of men | #194 |
| Alexa | Alexander/Alexandra | Old Greek | German, English | he who wards off (other) men, defender of men | #442 |
| Alexander | Alexander/Alexandra | Old Greek | Russian | he who wards off (other) men, defender of men | |
| Alexander | Alexander/Alexandra | Old Greek | German, Dutch, English | he who wards off (other) men, defender of men | #13 |
| Alexandr | Alexander/Alexandra | Old Greek | Czech | he who wards off (other) men, defender of men | |
| Alexandra | Alexander/Alexandra | Old Greek | German, Spanish, Portuguese, English, Scandinavian, Dutch, Hungarian, Czech, Greek | he who wards off (other) men, defender of men | #168 |
| Alexandre | Alexander/Alexandra | Old Greek | French | he who wards off (other) men, defender of men | |
| Alexandrea | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | |
| Alexandria | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | #352 |
| Alexandrina | Alexander/Alexandra | Old Greek | German | he who wards off (other) men, defender of men | |
| Alexandrine | Alexander/Alexandra | Old Greek | German | he who wards off (other) men, defender of men | |
| Alexandro | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | |
| Aléxandros | Alexander/Alexandra | Old Greek | Greek | he who wards off (other) men, defender of men | |
| Alexandru | Alexander/Alexandra | Old Greek | Romanian | he who wards off (other) men, defender of men | |
| Alexane | Alexander/Alexandra | Old Greek | French | he who wards off (other) men, defender of men | |
| Alexei | Alexis/Alexis | Old Greek | Russian | the defender | |
| Alexej | Alexis/Alexis | Old Greek | Russian | the defender | |
| Alexia | Alexis/Alexis | Old Greek | German, English | the defender | #874 |
| Alexiane | Alexander/Alexandra | Old Greek | French | he who wards off (other) men, defender of men | |
| Alexis | Alexis/Alexis | Old Greek | German, English | the defender | #472 |
| Alexis | Alexis/Alexis | Old Greek | English | the defender | #341 |
| Alexius | Alexis/Alexis | Old Greek | German | the defender | |
| Alexus | Alexis/Alexis | Old Greek | English | the defender | |
| Alexy | Alexis/Alexis | Old Greek | English | the defender | |
| Alexys | Alexis/Alexis | Old Greek | English | the defender | |
| Alexzander | Alexander/Alexandra | Old Greek | English | he who wards off (other) men, defender of men | |
| Alfeo | Alpheus | Old Greek | Italian | | |
| Alfio | Alfio | Old Greek | Italian | Words: white | |
| Aliona | Helen | Old Greek | Russian | maybe the torch | |
| Alithia | Alethea | Old Greek | English | truth | |