| Name | # Entries |
|---|---|
| Brown | 3278 |
| Botha | 1840 |
| Baker | 1839 |
| Bell | 1836 |
| Bennett | 1651 |
| Burger | 1256 |
| Beer | 1207 |
| Barnard | 1178 |
| Butler | 1154 |
| Berg | 1149 |
| Bailey | 1145 |
| Black | 996 |
| Bezuidenhout | 954 |
| Barnes | 951 |
| Bester | 888 |
| Burgess | 855 |
| Boyd | 796 |
| Bradley | 793 |
| Basson | 784 |
| Bishop | 752 |
| Barker | 714 |
| Burns | 709 |
| Badenhorst | 693 |
| Berry | 681 |
| Booysen | 667 |
| Buchanan | 659 |
| Bruce | 641 |
| Brink | 638 |
| Booth | 627 |
| Boshoff | 610 |
| Barrett | 606 |
| Bryant | 603 |
| Barnett | 558 |
| Burton | 551 |
| Blair | 521 |
| Browne | 507 |
| Baxter | 505 |
| Buthelezi | 501 |
| Bird | 498 |
| Bartlett | 486 |
| Brooks | 484 |
| Ball | 479 |
| Bekker | 451 |
| Bond | 432 |
| Blake | 428 |
| Baird | 428 |
| Bosman | 425 |
| Bruyn | 424 |
| Burke | 423 |
| Bates | 416 |
| Buckley | 408 |
| Brits | 405 |
| Barry | 403 |
| Bosch | 400 |
| Beukes | 399 |
| Brand | 395 |
| Benjamin | 390 |
| Barton | 385 |
| Bruin | 375 |
| Barlow | 374 |
| Banks | 368 |
| Bain | 359 |
| Burt | 356 |
| Bull | 352 |
| Burrows | 350 |
| Botes | 349 |
| Bouwer | 341 |
| Barr | 327 |
| Barclay | 321 |
| Boyle | 313 |
| Butcher | 312 |
| Byrne | 308 |
| Barber | 306 |
| Buys | 303 |
| Burnett | 301 |