| Name | # Entries |
|---|---|
| Amp | 91 |
| Aarde | 89 |
| August | 87 |
| Arumugam | 87 |
| Anderton | 84 |
| Arnott | 84 |
| Ashford | 84 |
| Ayers | 83 |
| Adriaanse | 80 |
| Abreu | 78 |
| About | 77 |
| Agenbag | 75 |
| Aziz | 73 |
| A1 | 72 |
| Arries | 69 |
| Alderton | 69 |
| Arrow | 69 |
| Annandale | 68 |
| Ainsworth | 68 |
| Ashcroft | 67 |
| Abdulla | 67 |
| Almeida | 67 |
| Abdul | 66 |
| Allied | 66 |
| Augustyn | 64 |
| Annan | 64 |
| Aa | 64 |
| Alli | 63 |
| Abdool | 62 |
| Ardern | 62 |
| Alexandra | 60 |
| Ansley | 59 |
| Adcock | 59 |
| Afrika | 59 |
| Ayob | 58 |
| Abbas | 57 |
| Airey | 56 |
| Ace | 56 |
| Arbuckle | 56 |
| Austen | 56 |
| Alves | 55 |
| Asb | 55 |
| Abc | 55 |
| Ambrose | 54 |
| Adair | 54 |
| Akaroa | 53 |
| Adendorff | 53 |
| Ascot | 53 |
| Antwerpen | 53 |
| Atlas | 53 |
| Alison | 52 |
| Able | 52 |
| Aspeling | 52 |
| Andrade | 52 |
| Ackroyd | 51 |
| Atkin | 51 |
| Alley | 51 |
| Aaron | 51 |
| Aiken | 50 |
| Abdurahman | 50 |
| Ajam | 49 |
| Apperley | 49 |
| Abrahamse | 48 |
| Avalon | 48 |
| Aotea | 48 |
| Ashburton | 48 |
| Abrams | 48 |
| Ah | 48 |
| Aon | 47 |
| Affleck | 47 |
| Abercrombie | 46 |
| Ambler | 46 |
| Arnolds | 45 |
| Angel | 45 |
| Asher | 45 |