- Abbott, Diane
- Abrahams, Debbie
- Adams, Nigel
- Afolami, Bim
- Afriyie, Adam
- Ahmad Khan, Imran
- Ahmed-Sheikh, Tasmina
- Aiken, Nickie
- Aldous, Peter
- Alexander, Heidi
- Ali, Rushanara
- Ali, Tahir
- Allan, Lucy
- Allen, Graham
- Allen, Heidi
- Allin-Khan, Rosena
- Amesbury, Mike
- Amess, David
- Anderson, David
- Anderson, Fleur
- Anderson, Lee
- Anderson, Stuart
- Andrew, Stuart
- Ansell, Caroline
- Antoniazzi, Tonia
- Argar, Edward
- Arkless, Richard
- Ashworth, Jon
- Atherton, Sarah
- Atkins, Victoria
- Austin, Ian