| Name | # Entries |
|---|---|
| Williams | 4511 |
| Wilson | 3347 |
| Walker | 2540 |
| White | 2367 |
| Wyk | 2278 |
| Wright | 2116 |
| Watson | 2001 |
| Wood | 1905 |
| Ward | 1638 |
| Walt | 1462 |
| Westhuizen | 1327 |
| Wallace | 1288 |
| Wells | 951 |
| Williamson | 948 |
| Wessels | 936 |
| Wilkinson | 923 |
| Webb | 922 |
| West | 902 |
| Walsh | 849 |
| Wet | 832 |
| Woods | 719 |
| Wong | 715 |
| Warren | 683 |
| Webster | 678 |
| Walters | 643 |
| Watt | 624 |
| Watts | 580 |
| Wheeler | 559 |
| Weir | 503 |
| Willis | 500 |
| Wills | 485 |
| Winter | 463 |
| Whyte | 440 |
| Whitehead | 432 |
| Wang | 417 |
| Waters | 415 |
| Watkins | 401 |
| Webber | 395 |
| Walton | 391 |
| Won | 380 |
| Wall | 380 |
| Willemse | 370 |
| Wallis | 369 |
| Wilkins | 332 |
| Waal | 314 |
| Whittaker | 311 |
| Weston | 300 |
| Wade | 293 |
| Welsh | 292 |
| Woodward | 292 |
| Welch | 281 |
| Wild | 271 |
| Wylie | 265 |
| Wyatt | 262 |
| Wilton | 258 |
| Warner | 257 |
| Weber | 247 |
| Wu | 245 |
| Wagner | 238 |
| Wentzel | 238 |
| Waugh | 235 |
| Wakefield | 229 |
| Weaver | 225 |
| Whiting | 219 |
| Wolmarans | 216 |
| Wellington | 202 |
| Walter | 190 |
| Waller | 189 |
| Woolley | 186 |
| Whitaker | 186 |
| Wise | 185 |
| Worthington | 174 |
| Withers | 172 |
| Waite | 165 |
| Wilkie | 161 |