A
- Lee Aaron – jazz and rock singer-songwriter aka Metal Queen
- Abdominal – hip-hop musician
- Bryan Adams – singer-songwriter
- Susan Aglukark – pop singer-songwriter
- Bruce Aitken – jazz and rock drummer
- Robert Aitken – composer and flute player
- Chuckie Akenz – rapper, songwriter
- Pierrette Alarie – opera singer
- Emma Albani – opera singer
- Coco Love Alcorn – pop singer
- John Alcorn – jazz singer
- Toya Alexis – R&B singer
- Madeleine Allakariallak - Inuit throat singer and folk singer
- Chad Allen – first lead singer for The Guess Who
- Lillian Allen - dub poet
- Barbra Amesbury – singer-songwriter
- Charlie Angus – alternative country singer-songwriter, writer and politician
- Paul Anka – 1950s pop icon
- Alan Anton – bassist (Cowboy Junkies)
- Natalie Appleton – singer with the girl group All Saints
- Violet Archer – composer
- Jann Arden – pop singer-songwriter
- Carolyn Arends – Contemporary Christian pop singer
- Susie Arioli – jazz singer
- Julian Armour – cellist
- John Arpin – pianist, composer, recording artist and entertainer
- Marie-Pierre Arthur - pop singer-songwriter
- Talena Atfield – bassist (Kittie)
- Athésia – pop/dance singer
- Rich Aucoin - indie rock singer and songwriter
- Melissa Auf der Maur – rock guitarist (Hole, The Smashing Pumpkins)
- Eva Avila – singer (winner of Canadian Idol 2006)
- Mike Ayley - singer, bass guitarist
- Marcel Aymar – singer-songwriter
- Caroline Azar – singer-songwriter-keyboardist (Fifth Column)
Read more about this topic: List Of Canadian Musicians