- Abbott
- Abernathy
- Able
- Abshire
- Adams
- Aday
- Adkins
- Aesy
- Agee
- Ahearn
- Aiken
- Airey
- Aker
- Akers
- Alabran
- Alba
- Albert
- Alcorn
- Alderman
- Aldridge
- Alexander
- Alexis
- Allee
- Allen
- Allie
- Allison
- Alls
- Alouf
- Altice
- Altis
- Altizer
- Amos
- Anders
- Anderson
- Andes
- Andree
- Andrews
- Angell
- Annarino
- Apostolou
- Applestein
- Arato
- Arbogast
- Arch
- Ard
- Arehart
- Argabright
- Armstrong
- Arnold
- Arra
- Arrington
- Arritt
- Arthur
- Artis
- Artrip
- Artusio
- Asbury
- Ashbrook
- Ashburn
- Ashby
- Ashley
- Askew
- Aspell
- Assaid
- Assenat
- Atherton
- Atkins
- Atkinson
- Augustine
- Austin
- Avery
- Avis
- Ayars
- Ayers
- Ayling
- Aylor
- Ayres
- Azar