Mike Kreevich, OF, 1931 Mickey Kreitner, C, 1943–1944 Jim Kremmel, P, 1974 Bill Krieg, C, 1885 Gus Krock, P, 1888–1889 Rube Kroh, P, 1908–1910 Chris Krug, C, 1965–1966 Marty Krug, 3B, 1922 Gene Krug, 1981 Mike Krukow, P, 1976–1981 Harvey Kuenn, OF, 1965–1966 Jeff Kunkel, SS, 1992 Emil Kush, P, 1941–1949 L Tony La Russa, 2B, 1973 Tommy La Stella, 2B, 2015–2018 John Lackey, P, 2016-2017 Pete Lacock, 1B, 1972–1976 Doyle Lade, P, 1946–1950 Bryan LaHair, 1B, RF, 2011–12 Junior Lake, OF, 2013–2015 Steve Lake, C, 1983–1986, 1993 Blake Lalli, C, 2012 Jack Lamabe, P, 1968 Pete Lamer, C, 1902 Dennis Lamp, P, 1977–1980 Hobie Landrith, C, 1956 Bill Landrum, P, 1988 Don Landrum, OF, 1962–1965 Ced Landrum, OF, 1991 Walt Lanfranconi, P, 1941 Bill Lange, OF, 1893–1899 Terry Larkin, P, 1878–1879 Dave LaRoche, P, 1973–1974 Vic LaRose, 2B, 1968 Don Larsen, P, 1967 Dan Larson, P, 1982 Al Lary, P, 1954–1962 Chuck Lauer, OF, 1890 Jimmy Lavender, P, 1912–1916 Vance Law, 3B, 1988–1989 Matt Lawton, OF, 2005 Tony Lazzeri, 2B, 1938 Tommy Leach, OF, 1912–1914 Fred Lear, 3B, 1918–1919 Hal Leathers, SS, 1920 Jack Leathersich, P, 2017 Bill Lee, P, 1934–1943, 1947 Don Lee, P, 1966 Derrek Lee, 1B, 2004-2010 Tom Lee, P, 1884 Craig Lefferts, P, 1983 Hank Leiber, OF, 1939–1941 Jon Leicester, P, 2004–2005 Lefty Leifield, P, 1912, 1913 DJ LeMahieu, IF, 2011 Dick LeMay, P, 1963 Dave Lemonds, P, 1969 Bob Lennon, OF, 1957 Ed Lennox, 3B, 1912 Dutch Leonard, P, 1949–1953 Roy Leslie, 1B, 1917 Jon Lester, P, 2015–present Darren Lewis, OF, 2002 Carlos Lezcano, OF, 1980–1981 Jon Lieber, P, 1999–2002, 2008 Gene Lillard, P, 1936–1939 Brent Lillibridge, IF, 2013 Ted Lilly, P, 2007–2010 Freddie Lindstrom, 3B, 1935 Cole Liniak, 3B, 1999–2000 Dick Littlefield, P, 1957 Jack Littrell, SS, 1957 Mickey Livingston, C, 1943, 1945–1947 Hans Lobert, 3B, 1905 Bob Locker, P, 1973–1975 Kameron Loe, P, 2013 Kenny Lofton, OF, 2003 Bob Logan, P, 1937, 1938 Bill Long, P, 1990 Dale Long, 1B, 1957–1959 Davey Lopes, 2B, 1984–1986 Rafael Lopez, C, 2014 Rodrigo López, P, 2011–12 Andrew Lorraine, P, 1999–2000 Jay Loviglio, 2B, 1983 Grover Lowdermilk, P, 1912 Bobby Lowe, 2B, 1902–1903 Terrell Lowery, OF, 1997, 1998 Turk Lown, P, 1951–1958 Peanuts Lowrey, OF, 1942–1949 Pat Luby, P, 1890–1892 Jonathan Lucroy, C, 2019 Fred Luderus, 1B, 1909–1910 Mike Lum, OF, 1981 Carl Lundgren, P, 1902–1909 Tom Lundstedt, C, 1973–1974 Keith Luuloa, SS, 2000 Danny Lynch,