- L. C. Angle, Jr., Collection, 1860/20015
- L. Claire Kincannon theatre collection, 1941/201517
- L. Jane Hastings Architectural Papers, 1951/199813
- L. S. Rhodes & Sons Papers, 1886/19231
- Lacrosse Records,, 1973/20104
- Laila W. Pearsall Personal Papers (SC-10)24
- Laine family papers, 1772/19611
- Land Grants, 1749/19851
- Land Records of the MVLA, 1858/20063
- Lanier Garden Club Records, 1954/19891
- Larkspur Press Collection, 1974/19941
- Larry Jones, Collector, Postcards, Photographs, and Other Material, 1785/1993, bulk 1897/19931
- Larry Levis papers, 1974/200610
- Larry McBryde Collection on the John McLaren McBryde Family, 1859/20133
- Larry Shaver, Collector, Isaac Asimov Collectibles, 1966/20073