Collection
- Stephen Danks Lodwick Collection, 1964-20021
- Stephen S. Winters Papers, 1942-20051
- Stetson Kennedy collection, 1940-2002, Date acquired: 00/00/2001, bulk 1992-20021
- Steve Whitaker Papers, 1960-20191
- Steven F. Lawson papers, 1972-20131
- Stickler Family papers, 1933-1945, Date accessioned: 2011-11-111
- Student Government Organizational Records, 1970-2015, Date acquired: 00/00/2016, bulk 1990-20141
- Sue Bodishbaugh collection, 1946-2006, Date acquired: 08/29/2006, bulk 1977-19911
- Susan King and Paradise Press Collection, 1908-2009, bulk 1967-20091
- Susan MacManus collection, 1992-2005, Date acquired: 00/00/20181
- Suzanne Wadley Jaworski Rhodenbaugh papers, 1961-2026, Date acquired: 05/01/20171
- Suzie Siegel collection, 1990-20021
- T.H.R.O. records, 1974-2002, bulk 1990-1993, 1998-20021
- Tampa Audubon Society Slide collection, 1900-2005, Date acquired: 01/01/2015, bulk 1960-20051
- Tampa Union Station records, 1912-19731
- Temple Terrace Beacon newspaper collection, 1978-20081
- Temple Terrace Garden Club, 1947-2015, Date acquired: 00/00/2018, bulk 1980-20101
- The Cuban Human Rights Collection, 1983-2004, Date acquired: 2005, bulk 1990-19991
- The Florida Citrus Mutual Minute Books, 1949-20111
- The Florida Citrus Reporter Collection, 1974-2005, 2009-20151