Updated September 27, 2017 |
Infoplease Staff
Table of contents
American League
Multiple winners: Lefty Grove (9); Roger Clemens (6);Walter Johnson (5); Pedro Martinez (4); Spud Chandler, Stan Coveleski, Red Faber, Whitey Ford, Lefty Gomez, Ron Guidry, Addie Joss, Hal Newhouser, Jim Palmer, Gary Peters, Luis Tiant and Ed Walsh (2).
| Year | ERA | |
|---|---|---|
| 1901 | Cy Young, Bos | 1.62 |
| 1902 | Ed Siever, Det | 1.91 |
| 1903 | Earl Moore, Cle | 1.77 |
| 1904 | Addie Joss, Cle | 1.59 |
| 1905 | Rube Waddell, Phi | 1.48 |
| 1906 | Doc White, Chi | 1.52 |
| 1907 | Ed Walsh, Chi | 1.60 |
| 1908 | Addie Joss, Cle | 1.16 |
| 1909 | Harry Krause, Phi | 1.39 |
| 1910 | Ed Walsh, Chi | 1.27 |
| 1911 | Vean Gregg, Cle | 1.81 |
| 1912 | Walter Johnson, Wash | 1.39 |
| 1913 | Walter Johnson, Wash | 1.09 |
| 1914 | Dutch Leonard, Bos | 1.01 |
| 1915 | Smokey Joe Wood, Bos | 1.49 |
| 1916 | Babe Ruth, Bos | 1.75 |
| 1917 | Eddie Cicotte, Chi | 1.53 |
| 1918 | Walter Johnson, Wash | 1.27 |
| 1919 | Walter Johnson, Wash | 1.49 |
| 1920 | Bob Shawkey, NY | 2.45 |
| 1921 | Red Faber, Chi | 2.48 |
| 1922 | Red Faber, Chi | 2.80 |
| 1923 | Stan Coveleski, Cle | 2.76 |
| 1924 | Walter Johnson, Wash | 2.72 |
| 1925 | Stan Coveleski, Wash | 2.84 |
| 1926 | Lefty Grove, Phi | 2.51 |
| 1927 | Wilcy Moore, NY | 2.28 |
| 1928 | Garland Braxton, Wash | 2.51 |
| 1929 | Lefty Grove, Phi | 2.81 |
| 1930 | Lefty Grove, Phi | 2.54 |
| 1931 | Lefty Grove, Phi | 2.06 |
| 1932 | Lefty Grove, Phi | 2.84 |
| 1933 | Monte Pearson, Cle | 2.33 |
| 1934 | Lefty Gomez, NY | 2.33 |
| 1935 | Lefty Grove, Bos | 2.70 |
| 1936 | Lefty Grove, Bos | 2.81 |
| 1937 | Lefty Gomez, NY | 2.33 |
| 1938 | Lefty Grove, Bos | 3.08 |
| 1939 | Lefty Grove, Bos | 2.54 |
| 1940 | Ernie Bonham, NY | 1.90 |
| 1941 | Thornton Lee, Chi | 2.37 |
| 1942 | Ted Lyons, Chi | 2.10 |
| 1943 | Spud Chandler, NY | 1.64 |
| 1944 | Dizzy Trout, Det | 2.12 |
| 1945 | Hal Newhouser, Det | 1.81 |
| 1946 | Hal Newhouser, Det | 1.94 |
| 1947 | Spud Chandler, NY | 2.46 |
| 1948 | Gene Bearden, Cle | 2.43 |
| 1949 | Mel Parnell, Bos | 2.77 |
| 1950 | Early Wynn, Cle | 3.20 |
| 1951 | Saul Rogovin, Det-Chi | 2.78 |
| 1952 | Allie Reynolds, NY | 2.06 |
| 1953 | Ed Lopat, NY | 2.42 |
| 1954 | Mike Garcia, Cle | 2.64 |
| 1955 | Billy Pierce, Chi | 1.97 |
| 1956 | Whitey Ford, NY | 2.47 |
| 1957 | Bobby Shantz, NY | 2.45 |
| 1958 | Whitey Ford, NY | 2.01 |
| 1959 | Hoyt Wilhelm, Bal | 2.19 |
| 1960 | Frank Baumann, Chi | 2.67 |
| 1961 | Dick Donovan, Wash | 2.40 |
| 1962 | Hank Aguirre, Det | 2.21 |
| 1963 | Gary Peters, Chi | 2.33 |
| 1964 | Dean Chance, LA | 1.65 |
| 1965 | Sam McDowell, Cle | 2.18 |
| 1966 | Gary Peters, Chi | 1.98 |
| 1967 | Joe Horlen, Chi | 2.06 |
| 1968 | Luis Tiant, Cle | 1.60 |
| 1969 | Dick Bosman, Wash | 2.19 |
| 1970 | Diego Segui, Oak | 2.56 |
| 1971 | Vida Blue, Oak | 1.82 |
| 1972 | Luis Tiant, Bos | 1.91 |
| 1973 | Jim Palmer, Bal | 2.40 |
| 1974 | Catfish Hunter, Oak | 2.49 |
| 1975 | Jim Palmer, Bal | 2.09 |
| 1976 | Mark Fidrych, Det | 2.34 |
| 1977 | Frank Tanana, Cal | 2.54 |
| 1978 | Ron Guidry, NY | 1.74 |
| 1979 | Ron Guidry, NY | 2.78 |
| 1980 | Rudy May, NY | 2.47 |
| 1981 | Steve McCatty, Oak | 2.32 |
| 1982 | Rick Sutcliffe, Cle | 2.96 |
| 1983 | Rick Honeycutt, Tex | 2.42 |
| 1984 | Mike Boddicker, Bal | 2.79 |
| 1985 | Dave Stieb, Tor | 2.48 |
| 1986 | Roger Clemens, Bos | 2.48 |
| 1987 | Jimmy Key, Tor | 2.76 |
| 1988 | Allan Anderson, Min | 2.45 |
| 1989 | Bret Saberhagen, KC | 2.16 |
| 1990 | Roger Clemens, Bos | 1.93 |
| 1991 | Roger Clemens, Bos | 2.62 |
| 1992 | Roger Clemens, Bos | 2.41 |
| 1993 | Kevin Appier, KC | 2.56 |
| 1994 | Steve Ontiveros, Oak | 2.65 |
| 1995 | Randy Johnson, Sea | 2.48 |
| 1996 | Juan Guzman, Tor | 2.93 |
| 1997 | Roger Clemens, Tor | 2.05 |
| 1998 | Roger Clemens, Tor | 2.65 |
| 1999 | Pedro Martinez, Bos | 2.07 |
| 2000 | Pedro Martinez, Bos | 1.74 |
| 2001 | Freddy Garcia, Sea | 3.05 |
| 2002 | Pedro Martinez, Bos | 2.26 |
| 2003 | Pedro Martinez, Bos | 2.22 |
| 2004 | Johan Santana, Min | 2.61 |
| National League | Earned Run Average |
