| Name | Gender | Pronounced | Usage | Popularity |
|---|---|---|---|---|
| Arno | - | Dutch, German | ||
| Arnold | AHR-nəld (English), AHR-nawlt (German) | English, German, Ancient Germanic | ||
| Arnolfo | - | Italian | ||
| Arnt | - | Norwegian | ||
| Arnulf | - | German, Ancient Germanic | ||
| Arnvi&Eth;R | - | Ancient Scandinavian | ||
| Aroha | - | Maori | ||
| Aroldo | ah-ROL-do | Italian | ||
| Aron | AH-rawn (Polish), AH-ron (Croatian) | Polish, Croatian, Swedish, Norwegian, Danish, Icelandic | ||
| Arrats | - | Basque | ||
| Arrigo | ahr-REE-go | Italian | ||
| Arsen | - | Armenian | ||
| Arseni | ahr-SYE-nee | Russian | ||
| Arsenio | ahr-SE-nyo (Spanish, Italian) | Spanish, Portuguese, Italian | ||
| Arsenios | - | Ancient Greek |