Category:Articles with unsourced statements since August 2007
- Achilles Rink
- Kathy Acker
- Aclare
- Acromegaly
- Acronym and initialism
- Actor
- Acura TSX
- Acxiom
- Ad hoc
- Ada Air
- Ådalen shootings
- Vince Adáme
- Charles E. Adams
- Frederick Baldwin Adams, Jr.
- Address to the Deil
- Adelaide of Normandy
- Adolph Beck case
- Adoptionism
- 'Adud al-Dawla
- Advance Publications
- Advanced Level (UK)
- Advancement and recognition in the Boy Scouts of America
- Adventures of Sonic the Hedgehog
- Aero Vodochody
- Aerogel
- Aeroméxico Connect
- Afghan National Army
- African American
- African Blood Brotherhood
- African Growth and Opportunity Act
- African diaspora
- Afro-Irish people
- Lily Afshar
- Afterimage (band)
- Aftermath!
- Afton (town), New York
- Agathocles of Bactria
- Age of Nemesis
- Age of Sail
- Agency (LDS Church)
- Ages of consent in South America
- Aggelohori
- Agimat
- HMS Agincourt (1913)
- Agitator
- Agricultural policy
- Ahar
- T. Franklin Ahearn
- Ahmadiyya
- Ahmed Agiza and Muhammad al-Zery
- Ahn Sang-hong
- Ahool
- Ailurophobia
- Aimpoint CompM2
- Ain't That a Shame
- Air Chathams
- Air Chief Marshal
- Air Force of the Army of the Guardians of the Islamic Revolution
- Air pollution
- Air-raid shelter
- Airbus A320 family
- Aircraft carrier
- Aircraft carriers in fiction
- Aisin Gioro
- Yakubu Aiyegbeni
- Ak 5
- Akala (rapper)