- Lamb, Mike
- Lamonica, Daryle
- Lamp, Dennis
- Langford, Rick
- Langston, Mark
- Lankford, Ray
- Lansford, Carney
- Larkin, Barry
- LaRussa, Tony
- LaSorda, Tommy
- Latos, Mat
- Lavarnway, Ryan
- Lawrence, Brian
- Lee, Manuel
- Lee, Travis
- Lefferts, Craig
- LeFlore, Ron
- LeMaster, Johnnie
- Lemon, Chet
- Leshnock, Donnie
- Lester, Jon
- LoDuca, Paul
- Lofton, Kenny
- Lombard, George
- Lombardi, Phil
- Lopez, Javy
- Lou Brock,
- Lowenstein, John
- Lynn, Fred