| Name | # Entries |
|---|---|
| S | 22040 |
| Stewat | 5751 |
| Stefens | 5522 |
| Sillivan | 4171 |
| Stewrt | 3804 |
| Shaw' | 3521 |
| Stphen | 2469 |
| Sheperds | 2405 |
| Spncer | 2039 |
| Suthrland | 1754 |
| Sinclair | 1716 |
| Sturts | 1423 |
| Symour | 1165 |
| Shannens | 1065 |
| Stannton | 1064 |
| Scholfields | 1047 |
| Simpson' | 1042 |
| Spenceer | 1001 |
| Shi | 932 |
| Sun Sun | 899 |
| Stayplton | 725 |
| Shaw | 709 |
| Streer | 704 |
| Su Su | 685 |
| Serles | 672 |
| Sagent | 650 |
| Sharmain | 608 |
| Stanfford | 576 |
| Sultana | 553 |
| Staffard | 526 |
| Sheradan | 517 |
| Sheedy | 516 |
| Suterland | 491 |
| Schembrie | 474 |
| Sammuels | 458 |
| Steerling | 445 |
| Stoehr | 428 |
| Souty | 399 |
| Shea | 391 |
| So'o | 386 |
| Scheneider | 380 |
| Seeto | 380 |
| Saad Saad | 340 |
| Sheltom | 327 |
| Scerri | 319 |
| Sciberras | 317 |
| Shirman | 309 |
| Skewes | 302 |
| Sacco | 287 |
| Stretford | 284 |
| Seng | 271 |
| Scheafer | 271 |
| Sant | 268 |
| Spri | 262 |
| Stockdal | 260 |
| Sweetmen | 258 |
| Scholas | 250 |
| Stonehouse | 249 |
| Sleiman | 248 |
| Spokes | 248 |
| Superdingo | 246 |
| Sartori | 245 |
| Sherloch | 237 |
| Snoden | 233 |
| Saw | 229 |
| Simic | 228 |
| Semmler | 228 |
| Sin | 226 |
| Shoesmith | 224 |
| Spink | 223 |
| Stubbings | 214 |
| Sonter | 213 |
| Sorbello | 212 |
| Steinhardt | 212 |
| Stepens | 209 |