Boys' A

Aaron

Abraham

Abram

Abraylin

Ace

Acen

Achille

Adair (boy)

Adairious

Adam

Addison (boy)

Aden

Adeni

Adian

Adler (boy)

Adonis

Adrian (boy)

Adriatic

Adrien

Aedan

Aelaric

Aengus

Aeric

Afton (boy)

Agustin

Aidan (boy)

Aideen (boy)

Aiden

Ainsleigh

Alasdair

Alastair

Aldin

Aldous

Alejandro

Alex (boy)

Alexander

Alexavier

Alexei

Alexx

Alixandyr

Allan

Allanon

Allen

Alonzo

Alstin

Alton

Alwyn

Amadeus

Amasa

Amassa

Amaury

Ammon

Amyas

Anakin

Anatole

Anatolij

Anders

Anderson

Andrast

Andre

Andreu

Andrew

Andy

Angel (boy)

Angelou (boy)

Angelus

Angus

Aniston

Ansel

Anthony

Antoine-Guy

Anton

Antonin

Antonio

Anwar

Aodhan

Apel

Apollo

Aquina

Aragon

Arcas

Archer

Ari

Aries (boy)

Armando

Arro

Arthur

Artos

Asa

Ash

Ashedon

Asher

Ashitaka

Ashley (boy)

Ashton (boy)

Atlan

Atom

Atreyu

Atticus

Attila

Auden

Augustus

Aurian

Auriel

Aurrin

Austin

Aven

Averi

Avery (boy)

Avi

Avree

Aycen

Aztec