| Name | Total | Name | Total | Name | Total | Name | Total | Name | Total |
|---|
| Austria, of | 1 | Audero | 24 | Avranches, d' | 1 | ap Cadwallon | 2 | Angles, the | 19 |
| Adams | 108 | Anderson | 102 | Abrincis, de | 1 | Antonius | 7 | ac Ébir Scuitt | 1 |
| Arnold | 84 | AINSWORTH | 2 | ap Gruffydd | 9 | Atius | 2 | Ayres | 3 |
| Allen | 71 | Aglianby | 1 | ap Rhys | 3 | Aurelius | 2 | Aunsson | 1 |
| Annable | 1 | Anstye | 2 | Aubigny, d' | 11 | ap Cunedag | 1 | Alstyne, Van | 1 |
| Austin | 12 | ap Llywelyn | 3 | Albini Brito, de | 1 | ap Mælgwn | 1 | Agnason | 1 |
| ANDROSE | 1 | Acken | 1 | Austrasia, of | 4 | ap Beli | 2 | Alreksson | 2 |
| Andrews | 29 | Ann | 1 | Arles, von | 10 | Ablabas | 1 | Atwood | 22 |
| Acye | 12 | ALBY | 1 | Auxerre, von | 1 | Arsacid | 2 | Angleterre, d' | 1 |
| Asur | 1 | Ambrost | 1 | Argengau, von | 2 | Asdingi | 7 | Aunay, d' | 2 |
| Acy | 2 | Åsane | 4 | Alemannien, des | 11 | Arcadius | 1 | Angevine, de | 1 |
| Alden | 35 | Agmunda | 1 | Alemania, of | 7 | Amali | 1 | Arches, de | 2 |
| AVERILL | 2 | Almy | 1 | Alamannen, der | 2 | Ampergau, von | 2 | Aunou, d' | 3 |
| Ashton | 19 | Alsace, of | 2 | Adelheim, von | 1 | Auriate, von | 2 | ap Cynan | 1 |
| Aquitaine, of | 4 | Anthony | 5 | Anicius | 2 | Altdorf, von | 4 | ap Rhodri | 2 |
| Atffenne | 1 | Audley | 12 | Angoulême, d' | 3 | av Jylland | 2 | ap Merfyn | 1 |
| Allyn | 5 | Attwood | 2 | Afranius Syagrius | 1 | av Sverige | 4 | ap Sandde | 1 |
| Angell | 16 | Aiken | 1 | Albini, de | 3 | Ausona, de | 1 | Alcun, ab | 1 |
| Angel | 4 | Adam | 1 | Amoria, of | 2 | Argyle | 2 | ap Tegid | 1 |
| Anjou, d' | 14 | ap Evan | 1 | Arsakuni | 18 | Areagni | 1 | ap Gwyar | 1 |
| Armstrong | 29 | ap Gwilim | 1 | Armenia, of | 5 | Arabisso, of | 2 | ap Dwywg | 1 |
| Abbott | 4 | ap William | 1 | Achaemenid | 11 | Arthur | 1 | ap Llywarch | 3 |
| Aldrich | 3 | Abbe | 3 | Anshan, of | 1 | Apulien, von | 1 | ap Rhodri Molwynog | 1 |
| Ayer | 12 | Alton | 1 | Arshâmid | 12 | Ayers | 4 | ap Cadwaladr | 2 |
| Antrim | 1 | Andersson | 12 | Argaead | 15 | al-Makkiyya | 3 | ap Cadfan | 1 |
| Aldis | 2 | Allred | 6 | Argead | 4 | al-Qurayshi | 12 | ap Iago | 1 |
| AVERY | 2 | Adilsson | 1 | Aeacid | 3 | al-Riyab | 1 | ap Rhun | 2 |
| Alredd | 5 | Alexander | 3 | Aetolicus | 1 | al-Hirahi | 5 | ap Dyfnwal | 1 |
| Ames | 4 | Allan | 5 | Athens, of | 11 | Azdite, the | 3 | ap Meurig | 1 |
| Alamanni, the | 4 | Addis | 1 | Alopekethen | 1 | al-Yamani | 8 | Airthir & Uí Cremthainn | 1 |
| Avins | 1 | Ash | 1 | Argos, of | 1 | al-Kinaniyya | 1 | ap Gwrhydr | 1 |
| Argenta | 11 | Aylett | 1 | Alexander I | 1 | al-Kinani | 1 | ap Bleddyn | 5 |
| Aslett | 1 | Angelina | 2 | Alans, the | 2 | al-Qurayshiyya | 1 | ap Caradawg | 1 |
| Asnurez | 1 | Angelus | 6 | Arcruni | 2 | al-Qibtiyah | 1 | ap Lles Law | 1 |
| Artys | 1 | Audley, de | 6 | Armenian, the | 4 | Allâh ibn Muhammad | 1 | ap Gwynnau | 1 |
| Alger | 5 | Amorie, D' | 1 | Autun, von | 1 | Aznárez | 6 | ap Gwynnawg | 1 |
| AXTELL | 1 | Avenel | 3 | Arimathea, of | 5 | Aragón, de | 2 | ap Coryf | 1 |
| Appleton | 19 | Alsteen | 1 | ap Morddu | 1 | Ashley | 1 | - | - |
| Adamson | 29 | Alfarinsdóttir | 1 | ap Macsen | 2 | Asturias, de | 4 | - | - |
| Alfonsez | 19 | av Vestmörum | 1 | ap Solor | 1 | Arnaldo | 1 | - | - |
| Anjou, of | 4 | Agnarsson | 1 | ap Mµlqwn | 1 | Albon, d' | 1 | - | - |
