| Name | M/F | Meaning |
|---|---|---|
| Secg | ![]() |
Meaning : Swordsman Used in : British, English |
| Secgwic | ![]() |
Meaning : From The Sword Grass Place Used in : British, English |
| Sechnassach | ![]() |
Meaning : Ruler's Name Used in : Irish |
| Sechnassaich | ![]() |
Meaning : Ruler's Name Used in : Irish |
| Sechnassaig | ![]() |
Meaning : Ruler's Name Used in : Irish |
| Secundinus | ![]() |
Meaning : Second Used in : Irish |