| Ar Ke Kee Tah | A name of celestial origin. |
| Arabian | From the Arabic word 'arab', meaning 'nomadic' or 'desert-dwelling', referring to the Arabian Peninsula and its people. |
| Aracelli | Italian feminine given name meaning 'little eagle' or 'eagle-like', derived from 'arco' meaning eagle. |
| Aragon | Derived from the Gothic word 'ariag,' meaning 'noble' or 'high-born,' and the suffix '-on,' indicating a place or territory. |
| Aragorn | Aragorn means 'noble brightness' or 'noble eagle' in Sindarin, a fictional language created by J.R.R. Tolkien. |
| Arandu | Arandu is a Tupi word meaning 'bird of prey' or 'eagle', symbolizing strength and freedom. |
| Arashel | Strong and protected hill |
| Arcadio | Arcadio is a Spanish name derived from the Latin 'Arcadius,' meaning 'best ruler' or 'excellent leader'. |
| Arcangelo | Italian name meaning 'archangel', referring to a high-ranking angel in Christian theology. |
| Archil | Archil is a Georgian given name meaning 'noble' or 'exalted', derived from the Old Georgian word 'arkhil'. |
| Archon | Ruler or magistrate, a high-ranking official in ancient Greek city-states and in some Gnostic and mystical traditions. |
| Ardian | Guardian, protector, or defender, derived from the Latin word 'ardere,' meaning to guard or protect. |
| Ardo | Italian surname derived from 'ardo,' meaning 'ardent' or 'fiery,' possibly referring to a passionate or energetic person. |
| Areum | A person of great beauty. |
| Argaeus | Argaeus means 'shining' or 'bright' in Greek, derived from 'argos', meaning 'bright' or 'white'. |
| Argent | Silver, derived from the Latin word 'argentum', referring to the precious metal. |
| Argento | Derived from silver metal |
| Argon | Greek word 'argos' meaning 'inactive' or 'lazy', referring to the element's unreactive properties. |
| Argyris | Greek name meaning 'silver' or 'shining', derived from the word 'argyros' meaning silver. |
| Arianwen | Silver-white (an early saint) |
| Arias | Arias means 'air' or 'melody' in Spanish, derived from the Latin word 'aria'. |
| Ariell | A lion of God or divinity |
| Aris | Greek name meaning 'bitter' or 'sharp', possibly derived from the word 'ariston', meaning 'best'. |
| Aristeo | The best or most excellent |
| Ariston | Ariston means 'excellent' or 'best' in Greek, derived from the word 'aristos', meaning 'most excellent'. |
| Arius | Derived from Latin, meaning 'gold' or 'golden', often associated with wealth and nobility. |
| Arkadios | Derived from Greek 'arkhaios', meaning 'ancient' or 'old', and 'dios', meaning 'of Zeus' or 'divine'. |
| Arkadiusz | Derived from Latin 'arcus' meaning bow or arc, and Polish diminutive suffix '-iusz'. |
| Arkady | Derived from the Greek name Arkadios, meaning 'noble' or 'exalted', and associated with the Arkadian region in Greece. |
| Arlenne | A pledge or a solemn oath |
| Arling | Derived from Old English, meaning 'noble' or 'exalted', often associated with aristocratic or noble birth. |
| Arlow | Arlow is a variant of Arthur, derived from Celtic, meaning 'bear' or 'strong as a bear'. |
| Armanii | A person of high aspirations |
| Armanni | A warrior or soldier figure |
| Armel | Derived from the Germanic word 'arm' meaning 'eagle' or 'strong as an eagle', and 'el' meaning 'noble'. |
| Armistead | Derived from Old English 'arm' meaning 'army' and 'stede' meaning 'place' or 'enclosure'. |
| Arnau | Power; strength |
| Arnoud | As powerful as an eagle |
| Arram | Father of many; exalted father |
| Arria | A beautiful melody |