- Agnes M. Marshall/American Association of Neuroscience Nurses Papers, 1967/20091
- Agnes Wolf papers, 1966/20062
- Agra Bennett, Papers Regarding Estate and Residence, 1967/20101
- Alan Clarke Railroad Research Papers, 1861/20126
- Albemarle County Medical Society records, 1933/20151
- Albert S. Armentrout Collection, 1965/20091
- Alejandro Rodríguez Fornés (Alucho) collection, 2014/20194
- Alexander "Sandy" Gilliam papers, 1985/20161
- Alexander G. Gilliam collection of University of Virginia history papers, 1921/20198
- Alexandria Black Family Reunion Digital Collection, 1937/200518
- Alexandria History Collection (MS240), 1767/20083
- Alexandria Library Board Records (MS416), 1937/20209
- Alexandria Library Records (MS098), 1937/20135
- Alice Cartledge Cornett, Journalist, Papers, 1945/2017, bulk 1973/19921
- Alice McMechen, Collector, Papers of Artist Alvena V. Seckar, 1945/20082