| Sorley | Man | English Names |
| Sparks | Unisex | English Names |
| Sparrow | Unisex | English Names |
| Spence | Man | English Names |
| Spencer | Unisex | English Names |
| Spirit | Unisex | English Names |
| Sprague | Man | English Names |
| Spring | Unisex | English Names |
| Springer | Unisex | English Names |
| Squire | Unisex | English Names |
| Stacia | Woman | English Names |
| Stacie | Woman | English Names |
| Stacy | Unisex | English Names |
| Stafford | Man | English Names |
| Stan | Man | English Names |
| Stanford | Man | English Names |
| Stanley | Man | English Names |
| Stanton | Man | English Names |
| Starbuck | Unisex | English Names |
| Stark | Unisex | English Names |