- Keith, E. Austin (composer/lyricist)2
- Kenbrovin, Jaan (composer)2
- Kernell, William, 1891-1963 2
- Kershaw, E. 2
- Klein, Manuel, 1876-1919 (composer/lyricist)2
- Kocian, Howard 2
- Kutler, Ben2
- Layton, Turner, 1894-19782
- Lewis, Seneca G. (Seneca Greene), 1872- 2
- Lincoln, Harry J., 1878-1937 2
- Lloyd, Robert 2
- Luders, Gustav, 1865-1913 (composer)2
- Luxton, J. 2
- Lyons, John Henry 2
- McCarron, Chas. R. (Charles R.) 1891-19192
- McCarthy, Joseph, 1885-1943 (composer/lyricist)2
- McConnell, J. Edwin 2
- McCullough, Earl 2
- McHugh, Jimmy, 1894-1969 2
- McKenna, William J., 1881-1950 2