| Name | Meaning | Gender | Origin |
|---|
| Simpson | son of Simon | Male | English |
| Skipper | Master of a ship. | Male | English |
| Sleepy | | Male | Hebrew |
| Smith | blacksmith | Male | English |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Male | |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Male | |
| Smokey | A grayish blue colour. Slang for highway patrol officer | Male | |
| Sonny | A boy or young man. | Male | Nickname |
| Spike | A long, thick sharp-pointed piece of wood or metal | Male | American |
| Spot | after Data's cat on Star Trek: The Next Generation | Male | |
| Sprite | Lemonade flavored soft drink. | Male | |
| Spunky | Spirited, plucky. | Male | |
| Stanley | Lives by the stony grove
| Male | English |
| Steel | Strong metal alloy made of iron and carbon. Hard unflinching character. | Male | Word |
| Sten | a stone | Male | Swedish |
| Stephen | crown | Male | Greek |
| Sterling | British money or coin. A type of silver. Of good character. genuine, valued | Male | English |
| Steve | garland, crown | Male | English |
| Steven | garland, crown | Male | English |
| Storm | Storm
| Male | Word |
| Stuart | Bailiff
| Male | Scottish |
| Sullivan | black-eyed one | Male | Irish |
| Sunny | Abounding in sunshine, cheerful | Male | Nickname |
| Sweetie | Sweetheart. | Male | |
| Taffy | Sticky candy | Male | Welsh |