Single-Season Strikeouts per 9IP
Leaderboard
 
* - Indicates Hall of Fame
Rank    Player Strikeouts per 9IP IP Year Career Leaderboard
1.    Albert Diaz 13.50 164.0 1979  
2.    Steve Nebraska * 13.48 234.3 1987  
3.    Jim McGraw 13.18 196.7 1977  
4.    Steve Nebraska * 13.00 259.0 1973  
5.    Voo Fowler 12.98 233.7 1978  
6.    Steve Nebraska * 12.83 240.7 1986  
7.    Lee Dedeaux 12.71 187.7 1994  
8.    Jim McGraw 12.67 211.7 1978  
9.    Gustavo Aranda 12.52 198.3 1979  
10.    Ricky Vaughn 12.35 179.3 1973  
11.    Steve Nebraska * 12.32 297.3 1975  
12.    Albert Diaz 12.31 204.0 1978  
13.    Albert Diaz 12.26 229.0 1977  
14.    Ricky Vaughn 12.25 201.3 1977  
15.    Justin Alexander * 12.24 199.3 1980  
16.    Albert Diaz 12.20 215.3 1976  
17.    Steve Nebraska * 12.14 313.7 1976  
18.    Hayden Finch 12.09 195.0 1988  
19.    Voo Fowler 12.06 247.7 1975  
20.    Hayden Finch 12.00 213.0 1989  
21.    Jacinto Merino 11.96 189.7 1977  
22.    Voo Fowler 11.94 263.0 1976  
23.    Voo Fowler 11.83 245.7 1977  
24.    Hayden Finch 11.82 179.0 1993  
25.    Voo Fowler 11.80 260.0 1979  
26.    Hayden Finch 11.75 205.3 1991  
27.    Harvey Vitiello 11.73 223.3 1976  
28.    Lee Dedeaux 11.72 182.0 1993  
29.    Steve Nebraska * 11.61 292.3 1978  
30.    Steve Nebraska * 11.57 204.7 1977  
31.    Steve Nebraska * 11.56 248.3 1988  
32.    Hayden Finch 11.55 198.0 1994  
33.    Steve Nebraska * 11.49 275.0 1989  
34.    Jim McGraw 11.48 229.7 1976  
35.    Steve Nebraska * 11.48 269.7 1980  
36.    Steve Nebraska * 11.47 270.7 1984  
37.    Roy Hobbs, Jr. * 11.47 314.7 1978  
38.    Ferdinan Estrada 11.45 213.0 1986  
39.    Gustavo Aranda 11.38 203.3 1980  
40.    Harvey Vitiello 11.32 256.0 1978  
41.    Harvey Vitiello 11.30 200.7 1980  
42.    Hayden Finch 11.29 166.7 1990  
43.    Mack Leblanc 11.26 240.7 1974  
44.    Ricky Vaughn 11.23 215.7 1974  
45.    Johan Schmatzhagen * 11.22 263.0 1975  
46.    Voo Fowler 11.22 248.7 1974  
47.    Hayden Finch 11.22 197.3 1987  
48.    Harvey Vitiello 11.20 263.7 1977  
49.    Roy Hobbs, Jr. * 11.17 241.7 1973  
50.    Allan Atkins 11.11 210.7 1990  
51.    Jerry Syed * 11.09 185.0 1976  
52.    Roy Hobbs, Jr. * 11.08 308.7 1979  
53.    Narciso Jarilla 11.07 168.3 1980  
54.    Steve Nebraska * 11.05 256.7 1983  
55.    Gustavo Aranda 11.01 231.3 1977  
56.    Roy Hobbs, Jr. * 11.01 306.7 1974  
57.    Hayden Finch 10.96 205.3 1985  
58.    Steve Nebraska * 10.95 252.3 1981  
59.    Jacinto Merino 10.91 241.7 1978  
60.    Gustavo Aranda 10.91 217.0 1978  
61.    Steve Nebraska * 10.90 317.0 1974  
62.    Steve Nebraska * 10.90 281.7 1979  
63.    David Lillis 10.87 222.7 1980  
64.    Johan Schmatzhagen * 10.85 249.7 1974  
65.    Roy Hobbs, Jr. * 10.81 284.0 1976  
66.    Brock Rutherford 10.79 222.7 1975  
67.    Joaquin Contraveras 10.76 235.0 1975  
68.    Billy Chapel 10.76 246.0 1976  
69.    Narciso Jarilla 10.73 244.0 1975  
70.    Joaquin Contraveras 10.72 212.3 1973  
71.    Fernando Huertas 10.72 215.0 1988  
72.    Mack Leblanc 10.70 224.7 1975  
73.    Allan Atkins 10.69 200.3 1991  
74.    Narciso Jarilla 10.69 214.7 1979  
75.    Fernando Huertas 10.66 169.7 1990  
76.    Harvey Vitiello 10.66 234.7 1975  
77.    Mark Bobovnik * 10.65 259.3 1985  
78.    Joaquin Contraveras 10.65 238.3 1976  
79.    Roy Hobbs, Jr. * 10.64 296.0 1975  
80.    Corey Aubrey 10.61 219.7 1976  
81.    Narciso Jarilla 10.61 242.7 1978  
82.    James Watkins 10.59 272.0 1976  
83.    Hayden Finch 10.55 212.3 1984  
84.    Steve Nebraska * 10.48 235.3 1985  
85.    Denny Estrada 10.46 242.7 1976  
86.    Denny Estrada 10.44 271.7 1974  
87.    Steve Nebraska * 10.43 269.3 1982  
88.    Mark Bobovnik * 10.42 249.7 1984  
89.    Brock Rutherford 10.41 223.0 1973  
90.    Lincoln Hoots 10.39 202.7 1987  
91.    Justin Alexander * 10.37 231.7 1977  
92.    Denny Estrada 10.37 219.7 1973  
93.    Jim McGraw 10.36 198.0 1979  
94.    Henry Ellis 10.36 226.7 1989  
95.    Jacinto Merino 10.34 246.3 1979  
96.    Robert Grove 10.34 213.3 1989  
97.    Frank Rogers 10.31 180.7 1981  
98.    Ebby Calvin Laloosh 10.31 193.0 1973  
99.    Kevin Saucier 10.31 218.3 1991  
100.    Brock Rutherford 10.29 284.3 1976