| Language | Region | Translation | Remarks |
| Samoan | Oceania | Oute Alofa Ia Te Oe | |
| Scot Gaelic | Europe | Tha gra'dh agam ort | |
| Serbian | Europe | Volim Te | |
| Shona | Africa | Ndinokuda | |
| Sinhalese | Asia | Mama oyata adarei | |
| Sioux | North America | Techihhila | Lakota |
| Slovak | Europe | Milujem t'a | |
| Slovak | Europe | L'ubim t'a | |
| Slovene | Europe | Ljubim te | |
| Sotho | Africa | Kegorata | |
| Spanish | Europe | Te Amo | I love you |
| Spanish | North America | Te Amo | I love you |
| Spanish | Europe | Te quiero | Not as strong as Te Amo |
| Spanish | Carribean | Te Amo | I love you |
| Spanish | Carribean | Te quiero | I really-really care for you |
| Spanish | North America | Te quiero | I want you |
| Swahili | Africa | Naku penda | Followed by the person's name |
| Swedish | Europe | Jag älskar dig | |
| Swiss-German | Europe | I Liaeb Di | |
| Syrian/Lebanese | Middle East | Bhebbek | To a female |
| Syrian/Lebanese | Middle East | Bhebbek | To a male |
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