Collection
- Jacksonville, Florida, Historical Newspapers Collection, 1890-20121
- Jaffe Family Archives, 1881-2012, bulk 1940-20121
- James Adams collection, 2020-03-02, bulk 1943-19451
- James E. Shepherd Jr. Papers, 1965-20151
- James J. Harkins collection, 1970-2016, Date acquired: 00/00/20161
- James R. Hancock transcript, 1944-1945, Date acquired: 03/20/2012, Date accessioned: 2017-05-031
- Jim Ellis Collection, 1885-19991
- Joel Strack papers, 1989-20191
- John Carpenter collection, 1957-2018, Date acquired: 00/00/20181
- John W. Senders Working Collection, 1880-20141
- Joseph Caltagirone papers, 1940-20231
- Juan Martinez Collection, bulk 1955-20131
- Judith and Warren Kaplan Collection, Women's and Gender Studies, 1792-2016, bulk 1900-20001
- Justice R. Fred Lewis Florida Supreme Court Papers, 1998-20181
- Keith Beauchamp Papers, 1950, 1955, 2001-2006, 2015, 2018, bulk 2001-20061
- Krewe of the Knights of Sant' Yago, 1973-2013, Date acquired: 04/01/2014, bulk 1973-20131
- Latino Legacy at UCF: Dr. Cyndia Morales Muñiz's Collection, 2006-2018, bulk 2017-20181
- League of Women Voters of Volusia County Collection, 1958-20121
- League of Women Voters, Tallahassee Chapter Records, 1956-20141
- Legends Field collection, 1996-20141