- G. Sutton Breiding, Poet, Essays, Poems, and Other Material1
- G. William Whitehurst Papers3
- Garlinghouse Home Collection, Ranch Home No. 9540, Built Project, c. 1950s - 20231
- Garnie Walker Testa Papers and Walker-Testa Family Genealogy11
- Gary P. Carpenter collection3
- Gay and Lesbian Student Union (GLSU) Records6
- General Counsel Record Group1
- Geo. Gregory Smart collection of Washington and Mount Vernon ephemera6
- George Greenia papers4
- George H. Breiding, Naturalist, Papers2
- George Mason University Oral History Program collection16
- George Mason University Student Government records2
- George Mason University publications49
- George Mason University student publications11
- George Singleton, Collector, Correspondence, Photographs, and Other Materials regarding Kanawha County1