Major League Baseball recognizes earned run average champions in the American League and National League each season.
American League[]
Year | Player | Team(s) | ERA |
---|---|---|---|
1901 | Template:Player | Boston Americans | 1.62 |
1902 | Template:Player | Detroit Tigers | 1.91 |
1903 | Template:Player | Cleveland Naps | 1.74 |
1904 | Template:Player | Cleveland Naps | 1.59 |
1905 | Template:Player | Philadelphia Athletics | 1.48 |
1906 | Template:Player | Chicago White Sox | 1.52 |
1907 | Template:Player | Chicago White Sox | 1.60 |
1908 | Template:Player | Cleveland Naps | 1.16 |
1909 | Template:Player | Philadelphia Athletics | 1.39 |
1910 | Template:Player | Chicago White Sox | 1.27 |
1911 | Template:Player | Cleveland Naps | 1.80 |
1912 | Template:Player | Washington Senators | 1.39 |
1913 | Template:Player | Washington Senators | 1.14 |
1914 | Template:Player | Boston Red Sox | 0.96 |
1915 | Template:Player | Boston Red Sox | 1.49 |
1916 | Template:Player | Boston Red Sox | 1.75 |
1917 | Template:Player | Chicago White Sox | 1.53 |
1918 | Template:Player | Washington Senators | 1.27 |
1919 | Template:Player | Washington Senators | 1.49 |
1920 | Template:Player | New York Yankees | 2.45 |
1921 | Template:Player | Chicago White Sox | 2.48 |
1922 | Template:Player | Chicago White Sox | 2.81 |
1923 | Template:Player | Cleveland Indians | 2.76 |
1924 | Template:Player | Washington Senators | 2.72 |
1925 | Template:Player | Washington Senators | 2.84 |
1926 | Template:Player | Philadelphia Athletics | 2.51 |
1927 | Template:Player | New York Yankees | 2.28 |
1928 | Template:Player | Washington Senators | 2.51 |
1929 | Template:Player | Philadelphia Athletics | 2.81 |
1930 | Template:Player | Philadelphia Athletics | 2.54 |
1931 | Template:Player | Philadelphia Athletics | 2.06 |
1932 | Template:Player | Philadelphia Athletics | 2.84 |
1933 | Template:Player | Cleveland Indians | 2.95 |
1934 | Template:Player | New York Yankees | 2.33 |
1935 | Template:Player | Boston Red Sox | 2.70 |
1936 | Template:Player | Boston Red Sox | 2.81 |
1937 | Template:Player | New York Yankees | 2.33 |
1938 | Template:Player | Boston Red Sox | 3.08 |
1939 | Template:Player | Boston Red Sox | 2.54 |
1940 | Template:Player | Cleveland Indians | 2.61 |
1941 | Template:Player | Chicago White Sox | 2.37 |
1942 | Template:Player | Chicago White Sox | 2.10 |
1943 | Template:Player | New York Yankees | 1.64 |
1944 | Template:Player | Detroit Tigers | 2.12 |
1945 | Template:Player | Detroit Tigers | 1.81 |
1946 | Template:Player | Detroit Tigers | 1.94 |
1947 | Template:Player | Chicago White Sox | 2.42 |
1948 | Template:Player | Cleveland Indians | 2.43 |
1949 | Template:Player | Cleveland Indians | 2.36 |
1950 | Template:Player | Cleveland Indians | 3.20 |
1951 | Template:Player | Chicago White Sox Detroit Tigers |
2.78 |
1952 | Template:Player | New York Yankees | 2.06 |
1953 | Template:Player | New York Yankees | 2.42 |
1954 | Template:Player | Cleveland Indians | 2.64 |
1955 | Template:Player | Chicago White Sox | 1.97 |
1956 | Template:Player | New York Yankees | 2.47 |
1957 | Template:Player | New York Yankees | 2.45 |
1958 | Template:Player | New York Yankees | 2.01 |
1959 | Template:Player | Baltimore Orioles | 2.19 |
1960 | Template:Player | Chicago White Sox | 2.67 |
1961 | Template:Player | Washington Senators | 2.40 |
1962 | Template:Player | Detroit Tigers | 2.21 |
1963 | Template:Player | Chicago White Sox | 2.33 |
1964 | Template:Player | Los Angeles Angels | 1.65 |
1965 | Template:Player | Cleveland Indians | 2.18 |
1966 | Template:Player | Chicago White Sox | 1.98 |
1967 | Template:Player | Chicago White Sox | 2.06 |
1968 | Template:Player | Cleveland Indians | 1.60 |
1969 | Template:Player | Washington Senators | 2.19 |
1970 | Template:Player | Oakland Athletics | 2.56 |
1971 | Template:Player | Oakland Athletics | 1.82 |
1972 | Template:Player | Boston Red Sox | 1.91 |
1973 | Template:Player | Baltimore Orioles | 2.40 |
1974 | Template:Player | Oakland Athletics | 2.49 |
1975 | Template:Player | Baltimore Orioles | 2.09 |
1976 | Template:Player | Detroit Tigers | 2.34 |
1977 | Template:Player | California Angels | 2.54 |
1978 | Template:Player | New York Yankees | 1.74 |
1979 | Template:Player | New York Yankees | 2.78 |
1980 | Template:Player | New York Yankees | 2.46 |
1981 | Template:Player | Baltimore Orioles | 2.32 |
1982 | Template:Player | Cleveland Indians | 2.96 |
1983 | Template:Player | Texas Rangers | 2.42 |
1984 | Template:Player | Baltimore Orioles | 2.79 |
1985 | Template:Player | Toronto Blue Jays | 2.48 |
1986 | Template:Player | Boston Red Sox | 2.48 |
1987 | Template:Player | Toronto Blue Jays | 2.76 |
1988 | Template:Player | Minnesota Twins | 2.45 |
1989 | Template:Player | Kansas City Royals | 2.16 |
1990 | Template:Player | Boston Red Sox | 1.93 |
1991 | Template:Player | Boston Red Sox | 2.62 |
1992 | Template:Player | Boston Red Sox | 2.41 |
1993 | Template:Player | Kansas City Royals | 2.56 |
1994 | Template:Player | Oakland Athletics | 2.65 |
1995 | Template:Player | Seattle Mariners | 2.48 |
1996 | Template:Player | Toronto Blue Jays | 2.93 |
1997 | Template:Player | Toronto Blue Jays | 2.05 |
1998 | Template:Player | Toronto Blue Jays | 2.65 |
1999 | Template:Player | Boston Red Sox | 2.07 |
2000 | Template:Player | Boston Red Sox | 1.74 |
2001 | Template:Player | Seattle Mariners | 3.05 |
2002 | Template:Player | Boston Red Sox | 2.26 |
2003 | Template:Player | Boston Red Sox | 2.22 |
2004 | Template:Player | Minnesota Twins | 2.61 |
2005 | Template:Player | Cleveland Indians | 2.86 |
2006 | Template:Player | Minnesota Twins | 2.77 |
2007 | Template:Player | Los Angeles Angels | 3.01 |
2008 | Template:Player | Cleveland Indians | 2.54 |
2009 | Template:Player | Kansas City Royals | 2.16 |
2010 | Template:Player | Seattle Mariners | 2.27 |
2011 | Template:Player | Detroit Tigers | 2.40 |
2012 | Template:Player | Tampa Bay Rays | 2.56 |
National League[]
Year | Player | Team(s) | ERA |
---|---|---|---|
1876 | Template:Player | St. Louis Brown Stockings | 1.23 |
1877 | Template:Player | Boston Red Caps | 2.11 |
1878 | Template:Player | Providence Grays | 1.51 |
1879 | Template:Player | Boston Red Caps | 1.96 |
1880 | Template:Player | Troy Trojans | 0.86 |
1881 | Template:Player | Detroit Wolverines | 1.80 |
1882 | Template:Player | Chicago White Stockings | 1.95 |
1883 | Template:Player | Cleveland Blues | 1.84 |
1884 | Template:Player | Providence Grays | 1.38 |
1885 | Template:Player | New York Giants | 1.58 |
1886 | Template:Player | St. Louis Maroons | 1.76 |
1887 | Template:Player | Philadelphia Quakers | 2.86 |
1888 | Template:Player | New York Giants | 1.74 |
1889 | Template:Player | Boston Beaneaters | 2.73 |
1890 | Template:Player | Cincinnati Reds | 1.95 |
1891 | Template:Player | New York Giants | 2.27 |
1892 | Template:Player | Cleveland Spiders | 1.93 |
1893 | Template:Player | St. Louis Browns | 3.18 |
1894 | Template:Player | New York Giants | 2.78 |
1895 | Template:Player | Washington Senators | 2.45 |
1896 | Template:Player | Cincinnati Reds | 2.45 |
1897 | Template:Player | New York Giants | 2.54 |
1898 | Template:Player | Chicago Orphans | 1.88 |
1899 | Template:Player | Boston Beaneaters | 2.50 |
1900 | Template:Player | Pittsburgh Pirates | 2.37 |
1901 | Template:Player | Pittsburgh Pirates | 2.18 |
1902 | Template:Player | Chicago Orphans | 1.33 |
1903 | Template:Player | Pittsburgh Pirates | 2.06 |
1904 | Template:Player | New York Giants | 1.61 |
1905 | Template:Player | New York Giants | 1.28 |
1906 | Template:Player | Chicago Cubs | 1.04 |
1907 | Template:Player | Chicago Cubs | 1.15 |
1908 | Template:Player | New York Giants | 1.43 |
1909 | Template:Player | New York Giants | 1.14 |
1910 | Template:Player | Chicago Cubs | 1.80 |
1911 | Template:Player | New York Giants | 1.99 |
1912 | Template:Player | New York Giants | 1.96 |
1913 | Template:Player | New York Giants | 2.06 |
1914 | Template:Player | St. Louis Cardinals | 1.72 |
1915 | Template:Player | Philadelphia Phillies | 1.22 |
1916 | Template:Player | Philadelphia Phillies | 1.55 |
1917 | Template:Player | New York Giants | 1.44 |
1918 | Template:Player | Chicago Cubs | 1.74 |
1919 | Template:Player | Chicago Cubs | 1.72 |
1920 | Template:Player | Chicago Cubs | 1.91 |
1921 | Template:Player | St. Louis Cardinals | 2.59 |
1922 | Template:Player | New York Giants | 2.63 |
1923 | Template:Player | Cincinnati Reds | 1.93 |
1924 | Template:Player | Brooklyn Robins | 2.16 |
1925 | Template:Player | Cincinnati Reds | 2.63 |
1926 | Template:Player | Pittsburgh Pirates | 2.61 |
1927 | Template:Player | Pittsburgh Pirates | 2.47 |
1928 | Template:Player | Brooklyn Robins | 2.09 |
1929 | Template:Player | New York Giants | 3.09 |
1930 | Template:Player | Brooklyn Robins | 2.61 |
1931 | Template:Player | New York Giants | 2.26 |
1932 | Template:Player | Chicago Cubs | 2.37 |
1933 | Template:Player | New York Giants | 1.66 |
1934 | Template:Player | New York Giants | 2.30 |
1935 | Template:Player | Pittsburgh Pirates | 2.58 |
1936 | Template:Player | New York Giants | 2.31 |
1937 | Template:Player | Boston Bees | 2.38 |
1938 | Template:Player | Chicago Cubs | 2.66 |
1939 | Template:Player | Cincinnati Reds | 2.29 |
1940 | Template:Player | Cincinnati Reds | 2.48 |
1941 | Template:Player | Cincinnati Reds | 2.24 |
1942 | Template:Player | St. Louis Cardinals | 1.78 |
1943 | Template:Player | St. Louis Cardinals | 1.90 |
1944 | Template:Player | Cincinnati Reds | 2.38 |
1945 | Template:Player | Chicago Cubs | 2.40 |
1946 | Template:Player | St. Louis Cardinals | 2.10 |
1947 | Template:Player | Boston Braves | 2.33 |
1948 | Template:Player | St. Louis Cardinals | 2.24 |
1949 | Template:Player | New York Giants | 2.50 |
1950 | Template:Player | New York Giants | 2.71 |
1951 | Template:Player | Boston Braves | 2.88 |
1952 | Template:Player | New York Giants | 2.43 |
1953 | Template:Player | Milwaukee Braves | 2.10 |
1954 | Template:Player | New York Giants | 2.30 |
1955 | Template:Player | Pittsburgh Pirates | 2.83 |
1956 | Template:Player | Milwaukee Braves | 2.70 |
1957 | Template:Player | Brooklyn Dodgers | 2.66 |
1958 | Template:Player | San Francisco Giants | 2.47 |
1959 | Template:Player | San Francisco Giants | 2.83 |
1960 | Template:Player | San Francisco Giants | 2.70 |
1961 | Template:Player | Milwaukee Braves | 3.02 |
1962 | Template:Player | Los Angeles Dodgers | 2.54 |
1963 | Template:Player | Los Angeles Dodgers | 1.88 |
1964 | Template:Player | Los Angeles Dodgers | 1.74 |
1965 | Template:Player | Los Angeles Dodgers | 2.04 |
1966 | Template:Player | Los Angeles Dodgers | 1.73 |
1967 | Template:Player | Atlanta Braves | 1.87 |
1968 | Template:Player | St. Louis Cardinals | 1.12 |
1969 | Template:Player | San Francisco Giants | 2.10 |
1970 | Template:Player | New York Mets | 2.82 |
1971 | Template:Player | New York Mets | 1.76 |
1972 | Template:Player | Philadelphia Phillies | 1.97 |
1973 | Template:Player | New York Mets | 2.08 |
1974 | Template:Player | Atlanta Braves | 2.28 |
1975 | Template:Player | San Diego Padres | 2.24 |
1976 | Template:Player | St. Louis Cardinals | 2.52 |
1977 | Template:Player | Pittsburgh Pirates | 2.34 |
1978 | Template:Player | New York Mets | 2.43 |
1979 | Template:Player | Houston Astros | 2.71 |
1980 | Template:Player | Los Angeles Dodgers | 2.20 |
1981 | Template:Player | Houston Astros | 1.69 |
1982 | Template:Player | Montreal Expos | 2.40 |
1983 | Template:Player | San Francisco Giants | 2.25 |
1984 | Template:Player | Los Angeles Dodgers | 2.48 |
1985 | Template:Player | New York Mets | 1.53 |
1986 | Template:Player | Houston Astros | 2.22 |
1987 | Template:Player | Houston Astros | 2.76 |
1988 | Template:Player | St. Louis Cardinals | 2.18 |
1989 | Template:Player | San Francisco Giants | 2.28 |
1990 | Template:Player | Houston Astros | 2.21 |
1991 | Template:Player | Montreal Expos | 2.39 |
1992 | Template:Player | San Francisco Giants | 2.08 |
1993 | Template:Player | Atlanta Braves | 2.36 |
1994 | Template:Player | Atlanta Braves | 1.56 |
1995 | Template:Player | Atlanta Braves | 1.63 |
1996 | Template:Player | Florida Marlins | 1.89 |
1997 | Template:Player | Montreal Expos | 1.90 |
1998 | Template:Player | Atlanta Braves | 2.22 |
1999 | Template:Player | Arizona Diamondbacks | 2.48 |
2000 | Template:Player | Los Angeles Dodgers | 2.58 |
2001 | Template:Player | Arizona Diamondbacks | 2.49 |
2002 | Template:Player | Arizona Diamondbacks | 2.32 |
2003 | Template:Player | San Francisco Giants | 2.34 |
2004 | Template:Player | San Diego Padres | 2.27 |
2005 | Template:Player | Houston Astros | 1.87 |
2006 | Template:Player | Houston Astros | 2.98 |
2007 | Template:Player | San Diego Padres | 2.54 |
2008 | Template:Player | New York Mets | 2.53 |
2009 | Template:Player | St. Louis Cardinals | 2.24 |
2010 | Template:Player | Florida Marlins | 2.30 |
2011 | Template:Player | Los Angeles Dodgers | 2.28 |
2012 | Template:Player | Los Angeles Dodgers | 2.53 |
American Association[]
Year | Player | Team(s) | ERA |
---|---|---|---|
1882 | Template:Player | Pittsburgh Alleghenys | 1.21 |
1883 | Template:Player | Cincinnati Red Stockings | 2.09 |
1884 | Template:Player | Louisville Eclipse | 1.80 |
1885 | Template:Player | St. Louis Browns | 2.07 |
1886 | Template:Player | St. Louis Browns | 2.11 |
1887 | Template:Player | Cincinnati Red Stockings | 2.94 |
1888 | Template:Player | St. Louis Browns | 1.64 |
1889 | Template:Player | St. Louis Browns | 2.25 |
1890 | Template:Player | Louisville Colonels | 2.36 |
1891 | Template:Player | Cincinnati Kelly's Killers | 2.45 |
Federal League[]
Year | Player | Team(s) | ERA |
---|---|---|---|
1914 | Template:Player | Chicago Chi-Feds | 1.69 |
1915 | Template:Player | Newark Pepper | 1.91 |
Player's League[]
Year | Player | Team(s) | ERA |
---|---|---|---|
1890 | Template:Player | Chicago Pirates | 2.69 |
Union Association[]
Year | Player | Team(s) | ERA |
---|---|---|---|
1890 | Template:Player | Cincinnati Outlaw Reds | 1.54 |
National Association[]
Year | Player | Team(s) | ERA |
---|---|---|---|
1871 | Template:Player | Chicago White Stockings | 2.73 |
1872 | Template:Player | Boston Red Stockings | 1.98 |
1873 | Template:Player | Athletic of Philadelphia | 1.81 |
1874 | Template:Player | New York Mutuals | 2.30 |
1875 | Template:Player | Boston Red Stockings | 1.52 |