- Kalas, Harry
- Kaufman, Andy
- Keene, Laura
- Keller, Helen
- Kennedy, John F.
- Kennedy, Joseph, Sr.
- Kennedy, Robert Francis
- Kennedy, Rose Fitzgerald
- Kennedy, Ted
- Kerouac, Jack
- Khaury, "Tiny Tim"
- King, Rufus
- King, William Rufus DeVane
- Knox, Henry
