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Single-Season ERA Leaderboard

* - Indicates Hall of Fame

Rank	Player	ERA	IP	Year	Career Leaderboard
1.	John Hiller	1.431	245.3	1975
2.	Juan Marichal *	1.449	254.7	1971
3.	John Hiller	1.575	205.7	1972
4.	Chuck Stobbs *	1.663	368.0	1960
5.	Chuck Stobbs *	1.784	333.0	1955
6.	John Hiller	1.798	240.3	1973
7.	Gene Conley *	1.800	335.0	1959
8.	Chuck Stobbs *	1.908	349.0	1953
9.	John Denny	1.926	238.3	1983
10.	Dwight Gooden	1.972	237.3	1989
11.	Gene Conley *	1.992	334.3	1963
12.	Gene Conley *	2.008	349.7	1961
13.	Tom Qualters	2.022	267.0	1963
14.	Tom Qualters	2.027	279.7	1966
15.	Rich Bordi	2.032	243.7	1984
16.	Warren Spahn *	2.032	367.7	1956
17.	Juan Marichal *	2.034	358.3	1965
18.	Kent Peterson	2.048	263.7	1960
19.	Tom Qualters	2.049	294.3	1961
20.	Warren Spahn *	2.056	367.7	1949
21.	John Gelnar	2.057	275.7	1971
22.	Warren Spahn *	2.065	348.7	1955
23.	Warren Spahn *	2.068	378.7	1953
24.	Jim Brewer *	2.072	299.7	1967
25.	Hal Reniff	2.077	212.3	1968
26.	Lance Rautzhan	2.077	255.7	1982
27.	Juan Marichal *	2.097	386.3	1968
28.	Gene Conley *	2.108	307.3	1957
29.	Sandy Koufax *	2.109	281.7	1959
30.	Rich Bordi	2.117	242.3	1989
31.	Rollie Sheldon	2.130	342.3	1968
32.	Don Demola	2.135	240.3	1989
33.	Gene Conley *	2.147	343.7	1962
34.	Tom Seaver	2.154	280.0	1971
35.	Warren Spahn *	2.162	374.7	1951
36.	Lance Rautzhan	2.177	186.0	1986
37.	Gerry Arrigo	2.180	181.7	1965
38.	Chuck Stobbs *	2.182	375.3	1961
39.	Rich Bordi	2.187	238.7	1983
40.	Bob Miller	2.190	312.3	1955
41.	Ken Dayley	2.196	250.0	1986
42.	Bill Slayback	2.202	294.3	1981
43.	Rollie Fingers	2.225	178.0	1971
44.	Tom Qualters	2.230	294.7	1962
45.	Charlie Beamon	2.231	310.7	1965
46.	Randy Johnson	2.231	238.0	1990
47.	Juan Marichal *	2.240	225.0	1970
48.	Hal Reniff	2.245	272.7	1966
49.	John Gelnar	2.247	268.3	1967
50.	Bob Lacey	2.250	164.0	1981
51.	Rich Bordi	2.253	259.7	1988
52.	J.R. Richard *	2.253	251.7	1984
53.	Tom Qualters	2.254	203.7	1969
54.	Juan Marichal *	2.260	378.3	1963
55.	Gene Conley *	2.264	314.0	1955
56.	Luis Deleon	2.267	258.0	1984
57.	Sandy Koufax *	2.270	297.3	1960
58.	John Hiller	2.270	222.0	1970
59.	Mike Garman	2.275	241.3	1983
60.	Dean Chance	2.277	355.7	1968
61.	Seth Morehead	2.279	312.0	1961
62.	Gus Keriazakos	2.281	319.7	1961
63.	Jim O'Toole	2.282	351.0	1965
64.	Dean Stone	2.299	309.3	1957
65.	Charlie Beamon	2.299	293.7	1964
66.	Bruce Hurst	2.302	230.7	1989
67.	Jim Brewer *	2.303	281.3	1966
68.	Chuck Stobbs *	2.304	332.0	1951
69.	Jim Kaat	2.306	269.3	1966
70.	Lance Rautzhan	2.307	249.7	1985
71.	Jack McDowell	2.309	269.0	1989
72.	Duane Ward	2.316	171.0	1987
73.	Sandy Koufax *	2.321	325.7	1964
74.	Juan Marichal *	2.323	379.7	1967
75.	Mike Norris	2.345	299.3	1984
76.	Warren Spahn *	2.349	379.3	1957
77.	Juan Marichal *	2.353	363.3	1966
78.	Warren Spahn *	2.355	378.3	1948
79.	Eduardo Rodriguez	2.360	267.0	1982
80.	Milt Wilcox	2.371	224.0	1981
81.	Jim O'Toole	2.378	340.7	1962
82.	John Hiller	2.378	234.7	1976
83.	Steve Carlton *	2.381	279.7	1979
84.	Humberto Robinson	2.384	313.3	1960
85.	Chuck Stobbs *	2.384	290.7	1954
86.	Stu Miller	2.390	305.0	1956
87.	Jim Brewer *	2.392	286.0	1968
88.	Greg Minton	2.393	240.7	1980
89.	Juan Marichal *	2.398	274.0	1972
90.	Tom Qualters	2.398	289.0	1964
91.	Willie Hernandez	2.400	225.0	1988
92.	Tom Qualters	2.401	292.3	1967
93.	Humberto Robinson	2.405	314.3	1961
94.	Chuck Stobbs *	2.409	340.0	1964
95.	Don Demola	2.411	265.0	1980
96.	Juan Marichal *	2.411	227.7	1973
97.	Chuck Stobbs *	2.412	362.0	1965
98.	Tom Seaver	2.413	272.3	1970
99.	Chuck Stobbs *	2.413	313.3	1956
100.	Dean Stone	2.413	294.7	1958
101.	Warren Spahn *	2.415	369.0	1950
102.	Dick Hall	2.419	253.0	1964
103.	Bill Butler	2.420	238.0	1977
104.	Joey McLaughlin	2.421	245.3	1984
105.	Hal Reniff	2.423	204.3	1965
106.	Chuck Stobbs *	2.423	308.3	1959
107.	Rich Bordi	2.424	241.3	1987
108.	Sandy Koufax *	2.426	337.7	1962
109.	Warren Spahn *	2.426	371.0	1952
110.	Chuck Stobbs *	2.432	355.3	1962
111.	Sandy Koufax *	2.432	296.0	1961
112.	Virgil Jester	2.434	277.3	1960
113.	Rollie Fingers	2.436	266.0	1969
114.	Kevin Gross	2.439	254.7	1990
115.	Herb Score	2.439	324.7	1963
116.	Jack Morris	2.440	284.0	1981
117.	Earl Johnson *	2.445	327.7	1946
118.	Greg Minton	2.451	216.7	1982
119.	Billy Hoeft	2.452	345.0	1964
120.	Chuck Stobbs *	2.455	359.3	1957
121.	Gene Conley *	2.455	337.3	1960
122.	John Hiller	2.455	194.3	1969
123.	Ramon Monzant	2.455	300.7	1961
124.	Gene Conley *	2.457	285.7	1954
125.	Steve Hamilton	2.461	245.0	1964
126.	Gary Nolan *	2.462	223.0	1985
127.	Milt Wilcox	2.464	175.3	1983
128.	Balor Moore	2.467	262.7	1985
129.	Ike Delock	2.467	324.7	1963
130.	Rick Jones	2.467	193.3	1984
131.	Joey McLaughlin	2.469	226.0	1985
132.	Lance McCullers	2.469	167.7	1986
133.	Mike Garman	2.470	211.3	1982
134.	Steve Carlton *	2.472	284.0	1976
135.	John Gelnar	2.473	222.0	1970
136.	Chuck Stobbs *	2.475	363.7	1958
137.	Rich Bordi	2.477	214.3	1990
138.	Willie Hernandez	2.479	203.3	1987
139.	Billy Hoeft	2.479	363.0	1963
140.	Balor Moore	2.492	216.7	1986
141.	John Hiller	2.496	238.0	1974
142.	Pedro Borbon	2.501	244.7	1973
143.	Chuck Stobbs *	2.502	331.0	1950
144.	Jim Brewer *	2.502	223.0	1975
145.	Gus Keriazakos	2.505	294.7	1965
146.	Herb Score	2.508	262.0	1960
147.	Harry Brecheen	2.508	258.3	1946
148.	Bob Rush	2.516	293.3	1953
149.	Joe Moeller *	2.522	278.3	1976
150.	Joey McLaughlin	2.527	213.7	1989
151.	Gary Nolan *	2.531	288.0	1981
	Jim Brewer *	2.531	256.0	1965
153.	George Brunet	2.531	245.3	1965
154.	Rollie Sheldon	2.535	326.7	1966
155.	Rollie Fingers	2.536	262.7	1970
156.	Jim Beattie	2.536	191.7	1980
157.	George Brunet	2.536	301.7	1966
158.	Joe Bonikowski	2.538	305.0	1964
159.	Dean Chance	2.546	332.3	1962
160.	Lance Rautzhan	2.546	240.3	1980
161.	Andy Rincon	2.549	190.7	1984
162.	Joe Moeller *	2.552	310.3	1970
163.	Steve Hamilton	2.553	282.0	1965
164.	Gene Conley *	2.555	253.7	1956
165.	Carl Willis	2.563	196.7	1987
166.	Mike Torrez	2.563	263.3	1979
167.	Jerry Reuss	2.564	284.3	1981
168.	Charlie Leibrandt	2.568	231.3	1988
169.	George Brunet	2.570	304.7	1963
170.	John Gelnar	2.571	273.0	1969
171.	Tom Seaver	2.573	283.3	1967
172.	Rollie Sheldon	2.573	269.3	1970
173.	Lance Rautzhan	2.578	192.0	1987
174.	Jack Salveson	2.579	268.7	1946
175.	Bill Landis	2.581	279.0	1967
176.	Joe Presko	2.583	292.7	1962
177.	Marshall Bridges	2.585	163.7	1961
178.	Bob Rush	2.586	362.0	1951
179.	Rick Reuschel	2.591	264.0	1978
180.	Randy Johnson	2.596	242.7	1988
181.	Mark Eichhorn	2.598	263.3	1982
182.	Mike McQueen	2.598	246.0	1979
183.	Earl Johnson *	2.598	301.3	1947
184.	George Brunet	2.604	280.0	1961
185.	Don Sutton	2.604	169.3	1981
186.	Bob Miller	2.605	283.3	1958
187.	Red Swanson	2.607	310.7	1966
188.	Dwight Gooden	2.609	207.0	1988
189.	Gene Conley *	2.617	302.7	1964
190.	Bob Veale	2.618	285.3	1966
191.	Rick Reuschel	2.618	264.7	1977
192.	Lance McCullers	2.621	182.0	1988
193.	Rick Reuschel	2.621	274.7	1975
194.	George Brunet	2.629	328.7	1968
195.	Joe Moeller *	2.631	311.3	1971
196.	Joe Hoerner	2.631	236.0	1965
197.	John Denny	2.633	294.0	1977
198.	Gary Peters	2.636	293.7	1966
199.	J.R. Richard *	2.638	259.3	1979
200.	Jim Brewer *	2.639	191.0	1971
201.	Scott Sanderson	2.645	245.0	1981
202.	Warren Spahn *	2.659	375.7	1947
203.	Denny Lemaster	2.661	162.3	1969
204.	Nino Espinosa	2.664	246.7	1986
205.	Stu Miller	2.668	280.0	1958
206.	George Winn	2.668	364.3	1930
207.	Chuck Stobbs *	2.670	269.7	1963
208.	Mark Eichhorn	2.672	195.3	1984
209.	Newt Kimball	2.681	231.7	1939
210.	Don Nottebart	2.681	285.3	1967
211.	Milt Wilcox	2.682	295.3	1977
212.	Joe Horlen	2.684	328.7	1967
213.	John Denny	2.684	288.3	1982
214.	Scott Sanderson	2.686	258.0	1982
215.	Bobby Witt	2.688	227.7	1988
216.	Steve Hamilton	2.690	261.0	1966
217.	Ken Dayley	2.692	224.0	1989
218.	Bob Veale	2.693	270.7	1968
219.	Frank Baumann	2.693	274.0	1964
220.	Bill Slayback	2.700	260.0	1982
221.	Vic Aldridge	2.702	373.0	1930
222.	Joe Presko	2.703	326.3	1961
223.	Andy Rincon	2.703	266.3	1985
224.	Gene Conley *	2.708	342.3	1958
225.	Billy Hoeft	2.710	285.7	1961
226.	Bob Miller	2.712	235.7	1960
227.	Rick Reuschel	2.712	232.3	1981
228.	Bob Miller	2.712	292.0	1959
229.	Johnny Vander Meer	2.716	338.0	1940
230.	John Gelnar	2.717	311.3	1968
231.	Rick Reuschel	2.717	258.3	1979
232.	Billy Hoeft	2.718	354.3	1966
233.	Danny McDevitt	2.721	304.3	1962
234.	Tom Qualters	2.723	277.7	1965
235.	Billy Hoeft	2.728	290.3	1968
236.	Dick Baney	2.730	244.0	1980
237.	Gary Peters	2.732	168.0	1963
238.	Lance Rautzhan	2.732	194.3	1989
239.	Dizzy Dean *	2.734	375.3	1931
240.	Frank Tanana	2.737	217.0	1984
241.	Elias Sosa	2.742	170.7	1980
242.	Dave Boswell	2.744	265.7	1968
243.	Jim Brewer *	2.745	219.7	1969
244.	Gerry Arrigo	2.746	196.7	1963
245.	Garland Buckeye	2.746	311.3	1930
246.	Chuck Stobbs *	2.747	324.3	1967
247.	Ralph Terry	2.747	285.0	1967
248.	Joe Sambito	2.748	226.0	1985
249.	Julio Solano	2.750	163.7	1987
250.	Earl Johnson *	2.753	320.3	1952
251.	Ramon Hernandez	2.754	166.7	1974
252.	Luis Tiant	2.755	362.7	1968
253.	Don Drysdale	2.756	290.7	1969
254.	John Denny	2.758	297.0	1981
255.	Paul Dean *	2.760	358.7	1937
256.	Billy Hoeft	2.761	280.3	1960
257.	Jim Brewer *	2.762	277.0	1964
258.	Don Demola	2.765	250.7	1982
259.	Warren Spahn *	2.765	276.7	1959
260.	Joe Beckwith	2.766	218.0	1983
261.	Dick Ruthven	2.767	257.0	1981
262.	Kent Peterson	2.769	328.3	1961
263.	Larry Sherry	2.769	234.0	1965
264.	Jackie Collum	2.770	204.7	1957
265.	Alan Foster	2.771	240.3	1981
266.	Ken Sanders	2.774	194.7	1970
267.	John Smiley	2.780	268.7	1988
268.	Eduardo Rodriguez	2.782	297.7	1986
269.	Bob Miller	2.782	317.0	1956
270.	John Denny	2.783	216.7	1988
271.	Joey McLaughlin	2.784	245.7	1986
272.	Dave Boswell	2.786	168.0	1977
273.	Bud Daley	2.788	297.0	1965
274.	Cliff Melton *	2.789	284.0	1937
275.	Bob Veale	2.789	251.7	1964
276.	Billy Hoeft	2.790	351.7	1962
277.	Ken Dayley	2.790	209.7	1987
278.	Dennis Eckersley	2.792	274.0	1980
279.	Juan Marichal *	2.792	293.3	1969
280.	Rollie Fingers	2.793	280.3	1972
281.	Johnny Antonelli	2.794	325.3	1959
282.	Earl Johnson *	2.795	312.3	1944
283.	Jim Kaat	2.799	318.3	1962
284.	Bill Landis	2.799	209.0	1975
285.	John Denny	2.799	244.3	1987
286.	Ron Perranoski	2.800	189.7	1969
287.	Charlie Beamon	2.800	279.7	1962
288.	George Lauzerique	2.800	215.3	1977
289.	Gary Peters	2.802	318.0	1965
290.	Mike Marshall	2.802	273.0	1974
291.	George Brunet	2.803	263.3	1960
292.	Danny McDevitt	2.803	289.0	1966
293.	Steve Carlton *	2.804	276.0	1983
294.	Al Jackson	2.805	205.3	1966
295.	Mike Garman	2.808	234.0	1981
296.	George Brunet	2.809	240.3	1970
297.	Mel Parnell	2.809	272.3	1948
298.	Woodie Fryman	2.812	169.7	1966
299.	Masanori Murakami	2.813	288.0	1966
300.	Bill Lee	2.813	246.3	1981

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