Collection
- Harry Harrison collection, 1964-2004, Date acquired: 00/00/20031
- Harry Johnston papers, 1942-1945, Date acquired: 02/07/20001
- Harry Robinson Bird Migration Studies, Florida, 1998-2017, Date acquired: 09/28/20161
- Helen B. Strzelczyk papers, June 1943-November 1945, Date accessioned: 2020-01-131
- Helen D. Nowels-Mark collection, 1943-1948, Date acquired: 03/13/2000, bulk 1944-19451
- Helen Gordon Davis collection, 1976-2004, Date acquired: 01/00/1996, bulk 1976-19921
- Hemlock Society Papers, 1985 - 20121
- Henry Echezabal collection of Centro Asturiano research materials, 1903-2009, Date acquired: 03/00/20091
- Herbert and Betty Colker papers, 1935-1947, Date accessioned: 2011-01-261
- Herman C. Giles papers, 1943-1946, Date acquired: 02/23/20001
- Herman G. Ramsey collection, 1941-2002, Date acquired: 03/25/2002, bulk 19411
- Hilbert Levitz transcript, 1939-2003, Date acquired: 08/30/2011, bulk 1939-19691
- Hillsborough Tomorrow records, 1995-20051
- Historical Newspapers Collection, bulk 1776-20001
- History of FGCU, 1993-20171
- History of Nursing Collection, 1900-20001
- Hollins Family Papers, bulk 1900-20001
- Holocaust and Genocide ephemeral collection, 1934-20111
- Howard E. Morgan Collection, 1939-2002, Date acquired: 02/05/2002, bulk 1941-19451
- Howard Schnellenberger Photographs Collection, 1998-20111