| Geroncio | Derived from an old man. |
| Gimoaldo | A powerful, wise protector. |
| Goliard | A wandering, witty scholar. |
| Gorgonio | The Violent One |
| Grimoaldo | A fierce, helmeted ruler. |
| Servando | One who serves or guards. |
| Gabko | God is my strength |
| Gabris | God is my strength |
| Samo | Asked of God; God has Heard |
| Simunek | A diminutive form of the name Simon. |
| Sionek | A small or dear version of Simon. |
| Stana | Glorious government |
| Sabehrt | Derived from Hebrew, meaning 'prince' or 'noble'. |
| Sabeorht | A name meaning bright victory. |
| Sabern | From Sabern, a personal name |
| Sabert | From Sabert, a personal name |
| Saby | A name meaning from the Sabines. |
| Saccius | From Saccius, a personal name |
| Saebald | Bright protector |
| Saebehrt | Bright protector |
| Saefugl | An old name meaning sea bird. |
| Saegar | A name meaning sea spearman. |
| Saegeat | Sea gate or ocean entrance. |
| Saemann | From Saemann, a personal name |
| Saeward | From Saeward, a personal name |
| Saewig | A warrior of the open sea. |
| Saewine | A friend of the deep ocean. |
| Saewulf | A wolf of the salt water. |
| Safere | One who travels in safety. |
| Safron | Resembling the Yellow Flower |
| Sagen | From Sagen, a personal name |
| Sago | A wise and learned person. |
| Sagragnus | From Sagragnus, a personal name |
| Sagramore | From Sagramore, a personal name |
| Sagrani | From Sagrani, a personal name |
| Saig | From Saig, a personal name |
| Saiglemair | From the sea, ruler, or sea lord |
| Saje | God is my oath, or God is my witness |
| Salatino | From the salt, or salt dweller |
| Salicidunus | From the salt, or salt dweller |