Collection
- Office of the President -- Dr. Glenwood L. Creech, 1973-1983, bulk 1973-19831
- Office of the President -- Dr. Kenneth R. Williams Photograph Collection, 1962-1994, Date acquired: 01/01/1990, bulk 1962-19731
- Office of the Provost, 1964-2007, bulk 1970-19901
- Old Florida Structure photographs, 1971-20021
- Olga Hanlon family collection, 1940-20141
- Oliver Anderson papers, 1942-2000, Date acquired: 08/28/2000, bulk 1943-19451
- Oliver Luther Austin Collection, 1945-2013, Date accessioned: 2013-11-13, bulk 1945-19521
- Orlando Shakespeare Theater Collection, 1974-2013, bulk 1986-20091
- Otis R. Anthony collection, 1977-2009, 2008-11, bulk 1977-19791
- Otto L. Bettmann Collection, 1976 - 1998, bulk 1990 - 19981
- Pablo Picasso's "Bust of a Woman" collection, bulk 1967-19911
- Papers of Gabriel Cazares, 1930-20001
- Papers of Norman E. Jones, Sr., bulk 1950s-1990s1
- Papers of Regis A. Factor, bulk 1960s-1990s1
- Patrick V. Garland collection on the reassessment of the Robert F. Kennedy Assassination, 1974-1988, Date acquired: 02/15/20071
- Paul A.M. Dirac Papers, 1788-19991
- Paul K. Dougherty collection, 1942-2000, Date acquired: 03/26/1997, bulk 1942-19451
- Paul Wimbish Collection, 1927-20041
- Paul and Leonard Gordy collection, 1946-2012, Date acquired: 07/23/2015, Date accessioned: 2020-06-081
- Paul and Mary Rosen Collection, Circa 1900-20001