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- Kaleikini, Danny1
- Keating, Kenneth B. (Kenneth Barnard), 1900-19751
- Keenan, Joseph D.1
- Kickapoo Tribe of Nation1
- King, Jon C.1
- Kiowa Tribe of Oklahoma of Oklahoma1
- Larsen, Stanley R.1
- Larsen, Stanley R. (Stanley Robert), 1915-20001
- Lavergne, Daly C.1
- Lawrence, David, 1888-19731
- Lee, Momi Minn1
- Lewis, Anthony, 1927-20131
- Lewis, Peter Cushman1
- Library Of Congress. Legislative Reference Service. American Law Division1
- Lindsay, John V. (John Vliet)1
- Lipscomb, Glenard Paul, 1915-19701
