- Alexander Foreman, Photographer, Glass Plate Negatives, 1890/19251
- Alexander G. Gilliam collection of University of Virginia history papers, 1921/20192
- Alexander Haight family collection, 1764/19764
- Alexander Haight family collection, 1764/19777
- Alexander Sterrett Paxton Papers, 1858/1959, bulk 1861/18651
- Alexander Wylie Moore miscellaneous papers, 1896/19501
- Alexander, Fultz, and Willson Families Collection, 1770/19701
- Alexandria Black Family Reunion Digital Collection, 1937/20052
- Alexandria History Collection (MS240), 1767/200834
- Alexandria Hospital School of Nursing records, 1894/19871
- Alexandria Library Company Records (MS002), 1794/20075
- Alexandria National Bank Collection (MS193), 1904/19781
- Alexandria Office of Sheriff Jail Records (MS054), 1891/19482
- Alexandria, Virginia City Records (MS019), 1750/1983, bulk 1825/18751
- Alfred A. Bolton, Papers regarding History of Management and Other Material, 1900/200733