| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 201 | Athamas | Greek | Father of Phrixus and Helle. | M | |
| 202 | Athan | Greek | Immortal. | M | |
| 203 | Athanasios | Greek | Noble. | M | |
| 204 | Athanasius | Greek | Immortal. | M | |
| 205 | Atlas | Greek | A Titan. | M | |
| 206 | Atreides | Greek | Descended from Atreus. | M | |
| 207 | Atreus | Greek | Father of Agamemnon in ancient Greek mythology. | M | |
| 208 | Attis | Greek | Son of Manes. | M | |
| 209 | Autolycus | Greek | Son of Hermes. | M | |
| 210 | Avernus | Greek | Portal to Hades. | M | |
| 211 | Baccaus | Greek | Name of Dionysus. | M | |
| 212 | Baccus | Greek | Name of Dionysus. | M | |
| 213 | Baithazar | Greek | Protect the king. The Greek form of the Old Testament Bel-shazzar, referring to the Babylonian god Bel. One of the Magi mentioned in Matthew's story of the Na-tivity was Balthasar. | M | |
| 214 | Balasi | Greek | Flat footed. | M | |
| 215 | Balta | Greek | Diminutive of Balthasar: One of the Three Kings of Christmas. | M | |
| 216 | Balthasar | Greek | Protect the king. The Greek form of the Old Testament Bel-shazzar, referring to the Babylonian god Bel. One of the Magi mentioned in Matthew's story of the Na-tivity was Balthasar. | M | |
| 217 | Baltsaros | Greek | Greek form of Balthazar. | M | |
| 218 | Baptiste | Greek | Baptizer. | M | |
| 219 | Baruch | Greek | Goodly. | M | |
| 220 | Bas | Greek | Diminutive of Basil: Royal. Kingly. St Basil the Great was Bishop of Caesarea in the latter half of the 4th century. This name was introduced into Western Europe by the Crusaders. Derived from the same Greek word as the plant name basil. | M | |