| Erin | A name meaning from Ireland. |
| Ernan | A man of ironlike strength. |
| Eryn | Eryn is a Welsh name meaning 'noble' or 'exalted one', also associated with the word 'snow'. |
| Eth | A name meaning noble or kind. |
| Ethna | A woman of fire and spirit. |
| Etney | Feminine form of Aidan fire |
| Euan | Possibly a variant of John. |
| Eurwen | A woman who is fair and gold. |
| Eurwyn | fair and golden |
| Euston | From the town of the east. |
| Eveleen | Irish form of Evelina giver of life |
| Evoy | A variant of the name Yves. |
| Fachnan | Name of a saint |
| Faelen | Faelen is irish gaelic and means wolf |
| Fahey | From the green field |
| Fahy | From the green field |
| FaIIon | A name meaning a bright light. |
| Fainche | A name meaning a holy woman. |
| Faline | A name meaning like a catlike. |
| Fallamhain | A name meaning little rock. |
| Fallon | A name meaning a grand leader. |
| Fallyn | One who is a powerful ruler. |
| Falon | A leader or superior person. |
| Faoiltiama | A wolf of the lord or lady. |
| Faolan | Little wolf or small wolf. |
| Farall | Variant of Farrell: Brave man. |
| Fardoragh | A man with a dark complexion. |
| Farill | Variant of Farrell: Brave man. |
| Farran | A name of Irish origin meaning adventurous. |
| Farrell | A name meaning a courageous or heroic man. |
| Farry | A traveler of the path. |
| Farryl | Variant of Farrell: Brave man. |
| Feagh | A name meaning a raven or dark bird. |
| Fearadhach | Manly; masculine. |
| Feardorcha | Variant of Fardoragh: Dark-skinned man. |
| Fechin | Variant of Fehin: Little raven. |
| Feenat | An Arabic name meaning a fine lady. |
| Fehin | A Turkish name meaning intellect. |
| Feich | A Gaelic name meaning a raven. |
| Feichin | Variant of Fehin: Little raven. |