| Name | # Entries |
|---|---|
| Smith | 4754 |
| Singh | 3223 |
| Smit | 2778 |
| Steyn | 2083 |
| Swart | 1979 |
| Swanepoel | 1790 |
| Strydom | 1646 |
| Sithole | 1095 |
| Steenkamp | 995 |
| Snyman | 778 |
| Schoeman | 757 |
| Staden | 660 |
| Scheepers | 649 |
| Schalkwyk | 645 |
| Sibiya | 640 |
| Swartz | 631 |
| Scott | 617 |
| September | 591 |
| Strauss | 546 |
| Scholtz | 531 |
| Solomons | 449 |
| Stevens | 442 |
| Shaik | 436 |
| Silva | 388 |
| Solomon | 381 |
| Samuels | 368 |
| Stewart | 344 |
| Skosana | 337 |
| Schutte | 321 |
| Stander | 321 |
| Swarts | 320 |
| Slabbert | 320 |
| Sibeko | 317 |
| Salie | 292 |
| Shabalala | 284 |
| Simpson | 281 |
| Saunders | 269 |
| Shabangu | 259 |
| Stone | 258 |
| Serfontein | 248 |
| Simelane | 247 |
| Sibisi | 245 |
| Simons | 240 |
| Sheik | 238 |
| Smuts | 233 |
| Shongwe | 233 |
| Saayman | 229 |
| Shaw | 229 |
| Shange | 213 |
| Stuurman | 210 |
| Santos | 209 |
| Stoltz | 205 |
| Shezi | 204 |
| Simon | 196 |
| Sibanyoni | 190 |
| Stuart | 189 |
| Sampson | 189 |
| Seedat | 185 |
| Spies | 183 |
| Sutherland | 179 |
| Schroeder | 178 |
| Snyders | 178 |
| Schmidt | 176 |
| Schultz | 167 |
| Schwartz | 162 |
| Sayed | 156 |
| Sousa | 156 |
| Schyff | 153 |
| Stanley | 151 |
| Sibanda | 150 |
| Subramoney | 148 |
| Small | 143 |
| Sauls | 140 |
| Sambo | 140 |
| Skhosana | 136 |