| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 301 | Buagh | Irish | Victorious. | M | |
| 302 | Buan | Irish | Goodness. | F | |
| 303 | Buckley | Irish | Boy. | M | |
| 304 | Burne | Irish | Bear; brown. | M | |
| 305 | Burnell | Irish | Bear; brown. | M | |
| 306 | Burnette | Irish | Bear; brown. | M | |
| 307 | Burney | Irish | Bear; brown. | M | |
| 308 | Byme | Irish | Bear; brown. | M | |
| 309 | Cacanisius | Irish | Son of Nis. | M | |
| 310 | Cace | Irish | Variant of Casey: Observant; alert; vigorous. | M | |
| 311 | Cacey | Irish | Vigilant. | F | |
| 312 | Cacey | Irish | Variant of Casey: Observant; alert; vigorous. | M | |
| 313 | Cacia | Irish | Vigilant. | F | |
| 314 | Cadee | Irish | Variant of Cady: a rhythmic flow of sounds. | F | |
| 315 | Cadence | Irish | Variant of Cady: a rhythmic flow of sounds. | F | |
| 316 | Cadhla | Irish | Beautiful. | F | |
| 317 | Cadhla | Irish | Handsome. | M | |
| 318 | Cadi | Irish | Variant of Cady: a rhythmic flow of sounds. | F | |
| 319 | Cadie | Irish | Variant of Cady: a rhythmic flow of sounds. | F | |
| 320 | Cady | Irish | Hillock. A surname or given name meaning a rhythmic flow of sounds. | F | |