| Spiro | Man | Greek Names |
| Spyridon | Man | Greek Names |
| Stacey | Woman | Greek Names |
| Stamatia | Woman | Greek Names |
| Stamatios | Man | Greek Names |
| Stavros | Man | Greek Names |
| Stefanos | Man | Greek Names |
| Stephan | Man | Greek Names |
| Stephen | Man | Greek Names |
| Steven | Man | Greek Names |
| Stylanie | Woman | Greek Names |
| Styliani | Woman | Greek Names |
| Stylianos | Man | Greek Names |
| Styx | Unisex | Greek Names |
| Sybil | Woman | Greek Names |