| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 121 | Anton | Spanish | Spanish form of Anthony beyond praise. | M | |
| 122 | Antonia | Spanish | Feminine form of Antonio: beyond praise. | F | |
| 123 | Antonina | Spanish | Feminine form of Antonio: beyond praise. | F | |
| 124 | Antonio | Spanish | Spanish form of Anthony beyond praise. | M | |
| 125 | Anunciacion | Spanish | Of the Annunciation. | F | |
| 126 | Aquilina | Spanish | An eagle; sharp-eyed. | F | |
| 127 | Aquilino | Spanish | Eagle. | M | |
| 128 | Araceli | Spanish | Altar of heaven. | F | |
| 129 | Aracelia | Spanish | Altar of heaven. | F | |
| 130 | Aracely | Spanish | Altar of heaven. | F | |
| 131 | Arama | Spanish | Reference to the Virgin Mary. | F | |
| 132 | Arcadia | Spanish | Adventurous. | F | |
| 133 | Arcelia | Spanish | Treasure. Altar of heaven. | F | |
| 134 | Archibaldo | Spanish | Bold. | M | |
| 135 | Arcilla | Spanish | Altar of heaven. | F | |
| 136 | Arella | Spanish | Golden. | F | |
| 137 | Aricela | Spanish | Altar of heaven. | F | |
| 138 | Ariela | Spanish | Lion of God. | F | |
| 139 | Ario | Spanish | Variant of Arrio: Warlike; fierce. | M | |
| 140 | Arlo | Spanish | Bayberry (tree). | M | |