| Fish | One who lives by the sea. |
| Fito | Italian surname, means 'son of the father' |
| Flaco | Spanish, means 'thin' or 'slender' |
| Flag | A Patriotic Man |
| Flame | A hot, glowing body of burning gas. |
| Flex | To bend or move a muscle or joint. |
| Foren | One who is Bold |
| Forin | One who is Bold |
| Foued | Arabic, means 'happy' or 'joyful' |
| Fredd | A variant of the name meaning ruler. |
| Fredrich | A peaceful and powerful ruler of men. |
| Frenchie | Modern Variants of Frances |
| Friday | Named after the goddess of the day. |
| Frosty | One who is Cold |
| Froylan | Spanish, means 'frolic' or 'playful' |
| Fuzzy | English, means 'having a soft, fuzzy texture' |
| Galaxy | A vast system of stars and planets. |
| Galveston | English, named after the Texas city |
| Gandi | A name meaning a person of the sun. |
| Gardy | French, means 'garden' or 'gardener' |
| Garick | A strong leader who rules with spear. |
| Garlon | English, means 'spear' or 'lance' |
| Garo | French, means 'fence' or 'enclosure' |
| Gato | Spanish, means 'cat' |
| Gator | English, refers to the alligator |
| Gbenga | A name meaning God lifts me up high. |
| Gef | Hebrew, means 'gift' or 'present' |
| Gehan | Arabic, means 'happy' or 'joyful' |
| Gehrig | German, means 'earth' or 'ground' |
| Genaro | Consecrated to God |
| Geof | A short form meaning gift of peace. |
| Gerain | Derived from the Welsh word for old. |
| Gerrold | Meaning ruler of the spear or army. |
| Giancarlos | God is gracious and a free man. |
| Giannis | Yahweh is Merciful or Gracious |
| Gilman | A servant of a man named Gilbert. |
| Gines | Derived from the Latin word for born. |
| Gio | Italian, means 'God' or 'lord' |
| Gionata | Italian, means 'God is gracious' |
| Gismo | One who is Playful |