National League
| Year | Leader | ERA | Team | Runner-up | ERA | Ref |
|---|---|---|---|---|---|---|
| 1876 | Bradley, GeorgeGeorge Bradley | 1.23 | St. Louis Brown Stockings | Devlin, JimJim Devlin | 1.56 | |
| 1877 | Bond, TommyTommy Bond | 2.11 | Boston Red Caps | Larkin, TerryTerry Larkin | 2.14 | |
| 1878 | Ward, John MontgomeryJohn Montgomery Ward† | 1.51 | Providence Grays | McCormick, JimJim McCormick | 1.69 | |
| 1879 | Bond, TommyTommy Bond | 1.96 | Boston Red Caps | White, WillWill White | 1.99 | |
| 1880 | Keefe, TimTim Keefe† | 0.86 | Troy Trojans | Bradley, GeorgeGeorge Bradley | 1.38 | |
| 1881 | Wiedman, StumpStump Wiedman | 1.80 | Detroit Wolverines | Ward, John MontgomeryJohn Montgomery Ward† | 2.13 | |
| 1882 | Corcoran, LarryLarry Corcoran | 1.95 | Chicago White Stockings | Radbourn, CharlesCharles Radbourn† | 2.09 | |
| 1883 | McCormick, JimJim McCormick | 1.84 | Cleveland Blues | Radbourn, CharlesCharles Radbourn† | 2.05 | |
| 1884 | Radbourn, CharlesCharles Radbourn† | 1.38 | Providence Grays | Sweeney, CharlieCharlie Sweeney | 1.55 | |
| 1885 | Keefe, TimTim Keefe† | 1.58 | New York Giants | Welch, MickeyMickey Welch† | 1.66 | |
| 1886 | Boyle, HenryHenry Boyle | 1.76 | St. Louis Maroons | Ferguson, CharlieCharlie Ferguson | 1.96 | |
| 1887 | Casey, DanDan Casey | 2.86 | Philadelphia Phillies | Conway, PetePete Conway | 2.90 | |
| 1888 | Keefe, TimTim Keefe† | 1.74 | New York Giants | Sanders, BenBen Sanders | 1.90 | |
| 1889 | Clarkson, JohnJohn Clarkson† | 2.73 | Boston Beaneaters | Bakley, JerseyJersey Bakley | 2.96 | |
| 1890 | Rhines, BillyBilly Rhines | 1.95 | Cincinnati Reds | Nichols, KidKid Nichols† | 2.23 | |
| 1891 | Ewing, JohnJohn Ewing | 2.27 | New York Giants | Nichols, KidKid Nichols† | 2.39 | |
| 1892 | Young, CyCy Young† | 1.93 | Cleveland Spiders | Keefe, TimTim Keefe† | 2.36 | |
| 1893 | Breitenstein, TedTed Breitenstein | 3.18 | St. Louis Browns | Rusie, AmosAmos Rusie† | 3.23 | |
| 1894 | Rusie, AmosAmos Rusie† | 2.78 | New York Giants | Meekin, JouettJouett Meekin | 3.70 | |
| 1895 | Maul, AlAl Maul | 2.45 | Washington Senators | Hawley, PinkPink Hawley | 3.18 | |
| 1896 | Rhines, BillyBilly Rhines | 2.45 | Cincinnati Reds | Nichols, KidKid Nichols† | 2.83 | |
| 1897 | Rusie, AmosAmos Rusie† | 2.54 | New York Giants | Nichols, KidKid Nichols† | 2.64 | |
| 1898 | Griffith, ClarkClark Griffith† | 1.88 | Chicago Orphans | Maul, AlAl Maul | 2.10 | |
| 1899 | Willis, VicVic Willis† | 2.50 | Boston Beaneaters | Young, CyCy Young† | 2.58 | |
| 1900 | Waddell, RubeRube Waddell† | 2.37 | Pittsburgh Pirates | Garvin, NedNed Garvin | 2.41 | |
| 1901 | Tannehill, JesseJesse Tannehill | 2.18 | Pittsburgh Pirates | Phillippe, DeaconDeacon Phillippe | 2.22 | |
| 1902 | Taylor, JackJack Taylor | 1.33 | Chicago Orphans | Hahn, NoodlesNoodles Hahn | 1.77 | |
| 1903 | Leever, SamSam Leever | 2.06 | Pittsburgh Pirates | Mathewson, ChristyChristy Mathewson† | 2.26 | |
| 1904 | McGinnity, JoeJoe McGinnity† | 1.61 | Pittsburgh Pirates | Garvin, NedNed Garvin | 1.68 | |
| 1905 | Mathewson, ChristyChristy Mathewson† | 1.28 | New York Giants | Reulbach, EdEd Reulbach | 1.42 | |
| 1906 | Brown, MordecaiMordecai Brown† | 1.04 | Chicago Cubs | Pfiester, JackJack Pfiester | 1.51 | |
| 1907 | Pfiester, JackJack Pfiester | 1.15 | Chicago Cubs | Lundgren, CarlCarl Lundgren | 1.17 | |
| 1908 | Mathewson, ChristyChristy Mathewson† | 1.43 | New York Giants | Brown, MordecaiMordecai Brown† | 1.47 | |
| 1909 | Mathewson, ChristyChristy Mathewson† | 1.14 | New York Giants | Brown, MordecaiMordecai Brown† | 1.31 | |
| 1910 | Cole, KingKing Cole | 1.80 | Chicago Cubs | Brown, MordecaiMordecai Brown† | 1.86 | |
| 1911 | Mathewson, ChristyChristy Mathewson† | 1.99 | New York Giants | Richie, LewLew Richie | 2.31 | |
| 1912 | Tesreau, JeffJeff Tesreau | 1.96 | New York Giants | Mathewson, ChristyChristy Mathewson† | 2.12 | |
| 1913 | Mathewson, ChristyChristy Mathewson† | 2.06 | New York Giants | Adams, BabeBabe Adams | 2.15 | |
| 1914 | Doak, BillBill Doak | 1.72 | St. Louis Cardinals | James, BillBill James | 1.90 | |
| 1915 | Alexander, Grover ClevelandGrover Cleveland Alexander† | 1.22 | Philadelphia Phillies | Toney, FredFred Toney | 1.58 | |
| 1916 | Alexander, Grover ClevelandGrover Cleveland Alexander† | 1.55 | Philadelphia Phillies | Marquard, RubeRube Marquard† | 1.58 | |
| 1917 | Anderson, FredFred Anderson | 1.44 | New York Giants | Alexander, Grover ClevelandGrover Cleveland Alexander† | 1.83 | |
| 1918 | Vaughn, HippoHippo Vaughn | 1.74 | Chicago Cubs | Tyler, LeftyLefty Tyler | 2.00 | |
| 1919 | Alexander, Grover ClevelandGrover Cleveland Alexander† | 1.72 | Chicago Cubs | Vaughn, HippoHippo Vaughn | 1.79 | |
| 1920 | Alexander, Grover ClevelandGrover Cleveland Alexander† | 1.91 | Chicago Cubs | Adams, BabeBabe Adams | 2.16 | |
| 1921 | Doak, BillBill Doak | 2.59 | St. Louis Cardinals | Adams, BabeBabe Adams | 2.64 | |
| 1922 | Douglas, PhilPhil Douglas | 2.63 | St. Louis Cardinals | Ryan, RosyRosy Ryan | 3.01 | |
| 1923 | Luque, DolfDolf Luque | 1.93 | Cincinnati Reds | Rixey, EppaEppa Rixey† | 2.80 | |
| 1924 | Vance, DazzyDazzy Vance† | 2.16 | Brooklyn Robins | McQuillan, HughHugh McQuillan | 2.69 | |
| 1925 | Luque, DolfDolf Luque | 2.63 | Cincinnati Reds | Rixey, EppaEppa Rixey† | 2.88 | |
| 1926 | Kremer, RayRay Kremer | 2.61 | Pittsburgh Pirates | Root, CharlieCharlie Root | 2.82 | |
| 1927 | Kremer, RayRay Kremer | 2.47 | Pittsburgh Pirates | Alexander, Grover ClevelandGrover Cleveland Alexander† | 2.52 | |
| 1928 | Vance, DazzyDazzy Vance† | 2.09 | Brooklyn Robins | Blake, SheriffSheriff Blake | 2.47 | |
| 1929 | Walker, BillBill Walker | 3.09 | New York Giants | Grimes, BurleighBurleigh Grimes† | 3.13 | |
| 1930 | Vance, DazzyDazzy Vance† | 2.61 | Brooklyn Robins | Hubbell, CarlCarl Hubbell† | 3.87 | |
| 1931 | Walker, BillBill Walker | 2.26 | New York Giants | Hubbell, CarlCarl Hubbell† | 2.65 | |
| 1932 | Warneke, LonLon Warneke | 2.37 | Chicago Cubs | Hubbell, CarlCarl Hubbell† | 2.50 | |
| 1933 | Hubbell, CarlCarl Hubbell† | 1.66 | New York Giants | Warneke, LonLon Warneke | 2.00 | |
| 1934 | Hubbell, CarlCarl Hubbell† | 2.30 | New York Giants | Dean, DizzyDizzy Dean† | 2.66 | |
| 1935 | Blanton, CyCy Blanton | 2.58 | Pittsburgh Pirates | Swift, BillBill Swift | 2.70 | |
| 1936 | Hubbell, CarlCarl Hubbell† | 2.31 | New York Giants | MacFayden, DannyDanny MacFayden | 2.87 | |
| 1937 | Turner, JimJim Turner | 2.38 | Boston Bees | Melton, CliffCliff Melton | 2.61 | |
| 1938 | Lee, BillBill Lee | 2.66 | Chicago Cubs | Root, CharlieCharlie Root | 2.86 | |
| 1939 | Walters, BuckyBucky Walters | 2.29 | Cincinnati Reds | Bowman, BobBob Bowman | 2.60 | |
| 1940 | Walters, BuckyBucky Walters | 2.48 | Cincinnati Reds | Passeau, ClaudeClaude Passeau | 2.50 | |
| 1941 | Riddle, ElmerElmer Riddle | 2.24 | Cincinnati Reds | Wyatt, WhitWhit Wyatt | 2.34 | |
| 1942 | Cooper, MortMort Cooper | 1.78 | St. Louis Cardinals | Beazley, JohnnyJohnny Beazley | 2.13 | |
| 1943 | Lanier, MaxMax Lanier | 1.90 | St. Louis Cardinals | Cooper, MortMort Cooper | 2.30 | |
| 1944 | Heusser, EdEd Heusser | 2.38 | Cincinnati Reds | Walters, BuckyBucky Walters | 2.40 | |
| 1945 | Prim, RayRay Prim | 2.40 | Chicago Cubs | Passeau, ClaudeClaude Passeau | 2.46 | |
| 1946 | Pollet, HowieHowie Pollet | 2.10 | St. Louis Cardinals | Sain, JohnnyJohnny Sain | 2.21 | |
| 1947 | Spahn, WarrenWarren Spahn† | 2.33 | Boston Braves | Blackwell, EwellEwell Blackwell | 2.47 | |
| 1948 | Brecheen, HarryHarry Brecheen | 2.24 | St. Louis Cardinals | Leonard, DutchDutch Leonard | 2.51 | |
| 1949 | Koslo, DaveDave Koslo | 2.50 | New York Giants | Staley, JerryJerry Staley | 2.73 | |
| 1950 | Maglie, SalSal Maglie | 2.71 | New York Giants | Blackwell, EwellEwell Blackwell | 2.97 | |
| 1951 | Nichols, ChetChet Nichols, Jr. | 2.88 | Boston Braves | Maglie, SalSal Maglie | 2.93 | |
| 1952 | Wilhelm, HoytHoyt Wilhelm† | 2.43 | New York Giants | Hacker, WarrenWarren Hacker | 2.58 | |
| 1953 | Spahn, WarrenWarren Spahn† | 2.10 | Milwaukee Braves | Roberts, RobinRobin Roberts† | 2.75 | |
| 1954 | Antonelli, JohnnyJohnny Antonelli | 2.30 | New York Giants | Burdette, LewLew Burdette | 2.76 | |
| 1955 | Friend, BobBob Friend | 2.83 | Pittsburgh Pirates | Newcombe, DonDon Newcombe | 3.20 | |
| 1956 | Burdette, LewLew Burdette | 2.70 | Milwaukee Braves | Spahn, WarrenWarren Spahn† | 2.78 | |
| 1957 | Podres, JohnnyJohnny Podres | 2.66 | Brooklyn Dodgers | Drysdale, DonDon Drysdale† | 2.69 | |
| 1958 | Miller, StuStu Miller | 2.47 | San Francisco Giants | Jones, SamSam Jones | 2.88 | |
| 1959 | Jones, SamSam Jones | 2.83 | San Francisco Giants | Miller, StuStu Miller | 2.84 | |
| 1960 | McCormick, MikeMike McCormick | 2.70 | San Francisco Giants | Broglio, ErnieErnie Broglio | 2.74 | |
| 1961 | Spahn, WarrenWarren Spahn† | 3.02 | Milwaukee Braves | O'Toole, JimJim O'Toole | 3.10 | |
| 1962 | Koufax, SandySandy Koufax† | 2.54 | Los Angeles Dodgers | Shaw, BobBob Shaw | 2.80 | |
| 1963 | Koufax, SandySandy Koufax† | 1.88 | Los Angeles Dodgers | Ellsworth, DickDick Ellsworth | 2.11 | |
| 1964 | Koufax, SandySandy Koufax† | 1.74 | Los Angeles Dodgers | Drysdale, DonDon Drysdale† | 2.18 | |
| 1965 | Koufax, SandySandy Koufax† | 2.04 | Los Angeles Dodgers | Marichal, JuanJuan Marichal† | 2.13 | |
| 1966 | Koufax, SandySandy Koufax† | 1.73 | Los Angeles Dodgers | Cuellar, MikeMike Cuellar | 2.22 | |
| 1967 | Niekro, PhilPhil Niekro† | 1.87 | Atlanta Braves | Bunning, JimJim Bunning† | 2.29 | |
| 1968 | Gibson, BobBob Gibson† | 1.12 | St. Louis Cardinals | Bolin, BobbyBobby Bolin | 1.99 | |
| 1969 | Marichal, JuanJuan Marichal† | 2.10 | San Francisco Giants | Carlton, SteveSteve Carlton† | 2.17 | |
| 1970 | Seaver, TomTom Seaver† | 2.82 | New York Mets | Simpson, WayneWayne Simpson | 3.02 | |
| 1971 | Seaver, TomTom Seaver† | 1.76 | New York Mets | Roberts, DaveDave Roberts | 2.10 | |
| 1972 | Carlton, SteveSteve Carlton† | 1.97 | Philadelphia Phillies | Nolan, GaryGary Nolan | 1.99 | |
| 1973 | Seaver, TomTom Seaver† | 2.08 | New York Mets | Sutton, DonDon Sutton† | 2.42 | |
| 1974 | Capra, BuzzBuzz Capra | 2.28 | Atlanta Braves | Niekro, PhilPhil Niekro† | 2.38 | |
| 1975 | Jones, RandyRandy Jones | 2.24 | San Diego Padres | Messersmith, AndyAndy Messersmith | 2.29 | |
| 1976 | Denny, JohnJohn Denny | 2.52 | St. Louis Cardinals | Rau, DougDoug Rau | 2.57 | |
| 1977 | Candelaria, JohnJohn Candelaria | 2.34 | Pittsburgh Pirates | Seaver, TomTom Seaver† | 2.58 | |
| 1978 | Swan, CraigCraig Swan | 2.43 | New York Mets | Rogers, SteveSteve Rogers | 2.47 | |
| 1979 | Richard, J. R.J. R. Richard | 2.71 | Houston Astros | Hume, TomTom Hume | 2.76 | |
| 1980 | Sutton, DonDon Sutton† | 2.20 | Los Angeles Dodgers | Carlton, SteveSteve Carlton† | 2.34 | |
| 1981 | Ryan, NolanNolan Ryan† | 1.69 | Houston Astros | Knepper, BobBob Knepper | 2.18 | |
| 1982 | Rogers, SteveSteve Rogers | 2.40 | Montréal Expos | Niekro, JoeJoe Niekro | 2.47 | |
| 1983 | Hammaker, AtleeAtlee Hammaker | 2.25 | San Francisco Giants | Denny, JohnJohn Denny | 2.37 | |
| 1984 | Pena, AlejandroAlejandro Peña | 2.48 | Los Angeles Dodgers | Gooden, DwightDwight Gooden | 2.60 | |
| 1985 | Gooden, DwightDwight Gooden | 1.53 | New York Mets | Tudor, JohnJohn Tudor | 1.93 | |
| 1986 | Scott, MikeMike Scott | 2.22 | Houston Astros | Ojeda, BobBob Ojeda | 2.57 | |
| 1987 | Ryan, NolanNolan Ryan† | 2.76 | Houston Astros | Dunne, MikeMike Dunne | 3.03 | |
| 1988 | Magrane, JoeJoe Magrane | 2.18 | St. Louis Cardinals | Cone, DavidDavid Cone | 2.22 | |
| 1989 | Garrelts, ScottScott Garrelts | 2.28 | San Francisco Giants | Hershiser, OrelOrel Hershiser | 2.31 | |
| 1990 | Darwin, DannyDanny Darwin | 2.21 | Houston Astros | Smith, ZaneZane Smith | 2.55 | |
| 1991 | Martinez, DennisDennis Martínez | 2.39 | Montréal Expos | Rijo, JoseJosé Rijo | 2.51 | |
| 1992 | Swift, BillBill Swift | 2.08 | San Francisco Giants | Tewksbury, BobBob Tewksbury | 2.16 | |
| 1993 | Maddux, GregGreg Maddux | 2.36 | Atlanta Braves | Rijo, JoseJosé Rijo | 2.48 | |
| 1994 | Maddux, GregGreg Maddux | 1.56 | Atlanta Braves | Saberhagen, BretBret Saberhagen | 2.74 | |
| 1995 | Maddux, GregGreg Maddux | 1.63 | Atlanta Braves | Nomo, HideoHideo Nomo | 2.54 | |
| 1996 | Brown, KevinKevin Brown | 1.89 | Florida Marlins | Maddux, GregGreg Maddux | 2.72 | |
| 1997 | Martinez, PedroPedro Martínez | 1.90 | Montréal Expos | Maddux, GregGreg Maddux | 2.20 | |
| 1998 | Maddux, GregGreg Maddux | 2.22 | Atlanta Braves | Brown, KevinKevin Brown | 2.38 | |
| 1999 | Johnson, RandyRandy Johnson | 2.48 | Arizona Diamondbacks | Millwood, KevinKevin Millwood | 2.68 | |
| 2000 | Brown, KevinKevin Brown | 2.58 | Los Angeles Dodgers | Johnson, RandyRandy Johnson | 2.64 | |
| 2001 | Johnson, RandyRandy Johnson | 2.49 | Arizona Diamondbacks | Schilling, CurtCurt Schilling | 2.98 | |
| 2002 | Johnson, RandyRandy Johnson | 2.32 | Arizona Diamondbacks | Maddux, GregGreg Maddux | 2.62 | |
| 2003 | Schmidt, JasonJason Schmidt | 2.34 | San Francisco Giants | Brown, KevinKevin Brown | 2.39 | |
| 2004 | Peavy, JakeJake Peavy | 2.27 | San Diego Padres | Johnson, RandyRandy Johnson | 2.60 | |
| 2005 | Clemens, RogerRoger Clemens | 1.87 | Houston Astros | Pettitte, AndyAndy Pettitte | 2.39 | |
| 2006 | Oswalt, RoyRoy Oswalt | 2.98 | Houston Astros | Carpenter, ChrisChris Carpenter | 3.09 | |
| 2007 | Peavy, JakeJake Peavy | 2.54 | San Diego Padres | Webb, BrandonBrandon Webb | 3.01 | |
| 2008 | Santana, JohanJohan Santana | 2.53 | New York Mets | Lincecum, TimTim Lincecum | 2.62 | |
| 2009 | Carpenter, ChrisChris Carpenter | 2.24 | St. Louis Cardinals | Lincecum, TimTim Lincecum | 2.48 | |
| 2010 | Johnson, JoshJosh Johnson | 2.30 | Florida Marlins | Wainwright, AdamAdam Wainwright | 2.42 | |
| 2011 | Kershaw, ClaytonClayton Kershaw | 2.28 | Los Angeles Dodgers | Halladay, RoyRoy Halladay | 2.35 | |
| 2012 | Kershaw, ClaytonClayton Kershaw | 2.53 | Los Angeles Dodgers | Dickey, R.A.R.A. Dickey | 2.73 |
Read more about this topic: List Of Major League Baseball Earned Run Average Champions
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