| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 401 | Eideard | Gaelic | Rich guardian. | M | |
| 402 | Eihhlin | Gaelic | Gaelic form of Eileen or Evelyn. | F | |
| 403 | Eilidh | Gaelic | Light. | F | |
| 404 | Eilionoir | Gaelic | Gaelic form of Eleanor. | F | |
| 405 | Ennis | Gaelic | The only choice. | M | |
| 406 | Eoghan | Gaelic | Young fighter. | M | |
| 407 | Eoghann | Gaelic | Young fighter. | M | |
| 408 | Erienne | Gaelic | Poetic name for Ireland. | F | |
| 409 | Erin | Gaelic | Poetic name for Ireland. Peace. | F | |
| 410 | Erin | Gaelic | Peace; Poetic name for Ireland. | M | |
| 411 | Erina | Gaelic | Poetic name for Ireland. | F | |
| 412 | Erinn | Gaelic | Poetic name for Ireland. | F | |
| 413 | Erinna | Gaelic | Poetic name for Ireland. | F | |
| 414 | Erinne | Gaelic | Poetic name for Ireland. | F | |
| 415 | Erlina | Gaelic | Girl from Ireland. | F | |
| 416 | Erline | Gaelic | Girl from Ireland. | F | |
| 417 | Eryn | Gaelic | Poetic name for Ireland. | F | |
| 418 | Erynn | Gaelic | Poetic name for Ireland. | F | |
| 419 | Eshne | Gaelic | Little fire, frem Irish Gaelic. | F | |
| 420 | Ethne | Gaelic | Feminine equivalent of the Irish Gaelic Aidan, a name popular in the 7th century after the famous Irish monk Aidan. | F | |