Career Winning Pct
Leaderboard
 
* - Indicates Hall of Fame
Bold - Indicates active player
Rank    Player Winning Pct IP Years Single Season Leaderboard
1.    Steve Nebraska * .7671 4774.3 1973-1991  
2.    Vernon Simpson * .7267 1575.7 1973-1978  
3.    Johan Schmatzhagen * .7082 2760.7 1973-1984  
4.    Heath Rockefeller .6862 1776.3 1985-1994  
5.    Mark Bobovnik * .6774 2916.9 1979-1992  
6.    John Ross Riles, Jr. .6592 3041.3 1981-1994  
7.    Damian Bedgood .6555 1237.3 1989-1994  
8.    Matt Ryan .6537 2679.3 1981-1993  
9.    Timothy Regina .6524 2196.9 1982-1994  
10.    Hank Daniels .6496 2509.3 1984-1994  
11.    Ken Howell .6477 1817.6 1984-1994  
12.    Jerry Syed * .6407 3129.3 1976-1990  
13.    Sam Kirkpatrick .6392 2760.6 1982-1994  
14.    Maurice Greenway .6337 1043.3 1973-1979  
15.    Steven Cuvelier .6336 1206.0 1981-1994  
16.    Peter Sanborn .6325 986.6 1980-1993  
17.    Felix Pan .6316 1458.3 1988-1994  
18.    Ivan Aguilera .6229 1659.3 1977-1988  
19.    Kurt Stallwith * .6220 2594.6 1973-1984  
20.    Corey Aubrey .6214 2613.9 1974-1988  
21.    Gil Daniels .6213 1508.0 1983-1994  
22.    Floyd Bannister .6202 2530.3 1983-1994  
23.    Evander Kilkenny .6166 2523.0 1983-1994  
24.    Luke Nastay .6154 1486.0 1984-1994  
25.    Bryan Canniff .6104 1281.0 1973-1983  
26.    Hi Brown .6082 1854.0 1985-1994  
27.    Bill Max * .6081 3376.3 1975-1989  
28.    Justin Alexander * .6071 3124.3 1976-1992  
29.    Roy Hobbs, Jr. * .6062 2738.9 1973-1982  
30.    Andy Messersmith .6036 2028.0 1976-1984  
31.    Allan Atkins .6024 1413.3 1984-1994  
32.    Kirk Dirt .6023 1612.3 1973-1981  
33.    Tex Avery .5992 2488.6 1981-1993  
34.    Alonso Cruz .5977 1623.6 1978-1986  
35.    Voo Fowler .5975 2376.3 1973-1983  
36.    Kevin Bryant .5965 960.3 1975-1984  
37.    Claver Olmeda .5949 2892.3 1982-1993  
38.    Jeff Rosenrosen .5928 1520.3 1973-1979  
39.    Eddie Harris .5923 1215.3 1989-1994  
40.    Williamson Prushnok .5909 1382.3 1988-1994  
41.    Jack May .5897 895.3 1984-1994  
42.    Pete Redfern .5877 2120.3 1983-1994  
43.    Lank Bechard .5872 1002.3 1973-1978  
44.    Ebby Calvin Laloosh .5865 1308.6 1973-1980  
45.    Pablo Verlohi .5864 1487.3 1973-1979  
46.    J.R. Richard .5843 1764.0 1981-1989  
47.    Julio Guillerma .5836 2613.0 1973-1983  
48.    Ricardo Barrera .5811 1355.3 1982-1994  
49.    Juan Verde .5810 1821.6 1977-1990  
50.    Eric Beckmeyer .5789 2111.3 1979-1992  
  Damon Rutherford .5789 1052.6 1973-1982  
52.    Jim Neidlinger .5780 967.3 1990-1994  
53.    Ace Holder .5769 2293.6 1973-1982  
54.    Henry Ellis .5763 2374.3 1983-1994  
55.    Michael Hick .5755 1234.0 1974-1979  
56.    Shamus Perfetto .5748 2081.6 1984-1994  
57.    Allen Tasker .5739 1009.6 1976-1987  
58.    Jamaal Jumboni .5735 1939.0 1973-1982  
59.    Al Nipper .5728 1918.3 1984-1994  
60.    Marty McGraw .5724 1207.3 1973-1988  
61.    Fernando Huertas .5694 3950.3 1976-1993  
62.    Bobby Carey .5692 1927.0 1975-1985  
63.    Jose Higa .5630 1079.3 1975-1989  
64.    Narciso Jarilla .5616 1864.3 1973-1982  
65.    Daniel Kinard .5606 1163.0 1988-1994  
  Chip Foodie .5606 1116.7 1989-1994  
67.    Scott Nuvotna .5605 1364.6 1973-1980  
68.    Terrence Williams .5600 1835.0 1976-1984  
69.    Marcellus Conley .5590 2180.0 1973-1981  
70.    Ricky Knutsen .5573 1853.6 1984-1994  
71.    Aeiou Jones .5566 673.3 1973-1983  
72.    Michael Mangual * .5556 3711.6 1975-1991  
73.    Braggo Franco .5549 3375.6 1978-1994  
74.    Todd Adams .5536 2268.0 1975-1988  
75.    Marty Powers .5520 1111.0 1984-1994  
76.    Paul Khalil .5517 2825.6 1977-1992  
  James Raya .5517 1494.0 1975-1986  
78.    Roy Anderson .5515 1629.6 1976-1987  
79.    Brock Rutherford .5514 1685.0 1973-1979  
80.    Meat Poplowski .5512 830.3 1973-1983  
81.    Lorenzo Diaz .5506 3266.6 1974-1989  
82.    Paul Raybeck .5500 1037.6 1973-1978  
83.    Cornelius Lattimore .5484 1075.0 1973-1978  
84.    Hayden Finch .5474 2281.6 1983-1994  
85.    Tim Bombardier .5471 2057.3 1982-1994  
86.    Benji Madisson * .5468 920.3 1973-1985  
87.    Mark Fidrych .5464 2746.3 1978-1991  
88.    Isidro Guiterrez .5452 2714.6 1982-1994  
89.    Ryan Dunne * .5442 3726.6 1973-1989  
90.    Ramon Cisneros .5440 1182.0 1989-1994  
91.    Shelby Palubiak .5439 1579.3 1983-1990  
92.    Adrian Linares .5437 970.7 1977-1984  
93.    Micheal Cassidy .5436 2316.6 1977-1988  
94.    Robert Grove .5426 2018.3 1984-1994  
95.    Marcel Reyes .5424 2479.3 1979-1992  
96.    Santos Vazquez .5423 1272.0 1988-1994  
97.    Vernon Meyer .5418 2410.6 1978-1989  
98.    Floyd Futon .5415 2181.9 1982-1994  
99.    Lewis Bauder .5411 2298.6 1980-1993  
100.    Jacob Butler .5397 1811.0 1975-1983