| Name | Meaning | Gender | Origin |
|---|
| Doug | From The Dark River. The Scottish Douglas Clan Had Two Historical Branches: (Black Douglases And Red Douglases.) The Lords Of These Clans Figure In Sir Walter Scott's Novels. | Male | Scottish |
| Douglass | From The Dark River. The Scottish Douglas Clan Had Two Historical Branches: (Black Douglases And Red Douglases.) The Lords Of These Clans Figure In Sir Walter Scott's Novels. | Male | Scottish |
| Earc | Red | Male | Irish |
| Eathellreda | Noble Maiden | Female | English |
| Edred | Name Of A King | Male | Anglo |
| Eldred | Wise Advisor | Male | Anglo |
| Eldreda | Sage | Female | English |
| Elfreda | Good Counselor | Female | English |
| Elroy | Red-Haired Youth. | Male | Irish |
| Erc | Red | Male | Irish |
| Ethelred | Name Of A King | Male | Anglo |
| Ethelreda | Noble Maiden | Female | English |
| Fadi | Redeemer | Male | Arabic |
| Fida | Redemption; Sacrifice | Male | Arabic |
| Flann | Red-Haired | Male | Gaelic |
| Flanna | Red Haired | Female | Irish |
| Flinn | Son Of A Red-Haired Man. | Male | Irish |
| Flyn | Son Of A Red-Haired Man. | Male | Irish |
| Fred | Variant Of Frederick Peaceful Ruler. | Male | German |
| Freda | Peaceful Ruler. Feminine Of Frederick. | Female | German |
| Fredda | Peaceful Ruler. Feminine Of Frederick. | Female | German |
| Freddi | Peaceful Ruler. Feminine Of Frederick. | Female | German |
| Freddie | Variant Of Frederick Peaceful Ruler.) | Male | German |
| Freddy | Variant Of Frederick Peaceful Ruler.) | Male | German |
| Fredek | Hungarian Form Of Frederick (Peaceful Ruler) | Male | Hungarian |
| Frederic | Peaceful Ruler. | Male | French |
| Frederica | Peaceful Ruler. Feminine Of Frederick. | Female | German |
| Frederick | Peaceful Ruler. | Male | German |
| Frederico | Peaceful Ruler. | Male | Spanish |
| Frederik | Peaceful Ruler | Male | Danish |