| Abbreviation | Definition |
|---|---|
| SH | Stephen Humble |
| SH | Steve Harris |
| SH | Steve Harrison |
| SH | Steve Howe |
| SI | Sultan Ismail |
| SJ | Steve Jobs |
| SJ | Steve Johnson, football player |
| SJ | Stonewall Jackson |
| SJE | Sarah Jane English |
| SJL | Stephen Jay Lunsford |
| SJP | Sarah Jessica Parker |
| SJW | Sir Jason Winters |
| SK | Shirley Kaiser |
| SKP | Sandra K. Paul, President, SKP Associates |
| SL | Steve Lauer |
| SM | Sandro Mazzucato |
| SM | Shawn Michaels |
| SM | Stephen Marshall |
| SM | Steven Mead |
| SMC | Stephen Maynard Clark |