Collection
- Juan Martinez Collection, bulk 1955-20131
- Juanita Pauline Marotta Collection, 1943-2006, Date accessioned: 2020-04-031
- 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
- Karen Howey Schmidt Ephemera collection, 1949-1959, Date acquired: 00/00/00001
- Katherine Moore Morse Collection, 1891 - 2007, bulk 1943 - 19471
- Ken Kazmerski collection, 1987-20101
- Ken van Assenderp Collection, 1963-20101
- Kennedy Collection, 1914-20111
- Kirkpatrick Kodak Film Camera Collection, bulk 1907-20101
- Krewe of the Knights of Sant' Yago, 1973-2013, Date acquired: 04/01/2014, bulk 1973-20131
- Larry Denslow Choral Collection, 20031
- Latin American ephemeral publications collection, 1861-20091
- Laura Mae Jackson DuFore collection, 1942-2008, Date acquired: 06/18/2001, bulk 1942-19451
- Lawrence V. Smith Image Collection, 1958-20101
- League of Women Voters of Volusia County Collection, 1958-20121
- League of Women Voters, Tallahassee Chapter Records, 1956-20141
- Lee David Bowen Collection, 1990-2005, bulk 1999-20041
- Legends Field collection, 1996-20141
- Leland Hawes collection, 1982-2004, Date acquired: 00/00/2010, bulk 1982-20041