- G. Burke Johnston Papers, 1900/199328
- G. Preston Frazer Collection, 1939/20032
- G. Ridgley Loux papers, 1974/199342
- G. Sutton Breiding, Poet, Essays, Poems, and Other Material, 1966/20161
- G. William Whitehurst Papers, 1925/19878
- G. William Whitehurst Papers, 1968/2022176
- Galbraith Family Papers, 1921/19921
- Galt Papers (III), 1750/19916
- Gamma Phi Beta (Alpha Chi Chapter) records, 1951/20062
- Garlinghouse Home Collection, Ranch Home No. 9540, Built Project, c. 1950s - 2023, 1950/20231
- Garnie Walker Testa Papers and Walker-Testa Family Genealogy, 1878/202511
- Gary P. Carpenter collection, 1907/19905
- Gary Weiner, Collector, Clarksburg Historical Records, 1850/2006, bulk 1870/200019
- Gay Student Support Group Records, 1983/19861
- Gay and Lesbian Archives, 1978/20072