- Haldeman Family Papers, 1824/2018, bulk 1890/19902
- Hard Times Blues Collection, 1966/20193
- Harold B. Meyers papers, 1909/20214
- Harold J. Morowitz papers, 1944/201613
- Harold Shill, Professor, Legislative Papers Regarding Library and Information Policy, 1982/20122
- Harper Family of Pendleton County, Photographs and Papers, 1850/2017, bulk 1870/19393
- Hatfield Family Papers, 1842/20192
- Heinz and Gertrud Siegel Elber papers, 1918/20181
- Helen Holt Papers, 1912/201512
- Henry Clay Deshields Collection, 1861/20161
- Henry Doktorski, Compiler, Records regarding Kirtanananda Bhaktipada Swami and the New Vrindaban Commune, 1949/202012
- Henry Strouss Performing Arts collection, 1880/202376
- Hershel "Woody" Williams, Medal of Honor Recipient, Papers, 1970/20221
- Hickory Neck Church records, 1721/20241
- Historic House Tours Collection (MS059), 1931/20171