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Single-Season OOPS Leaderboard

* - Indicates Hall of Fame

Rank	Player	OOPS	IP	Year	Career Leaderboard
1.	J.D. Martin	.4600	231.0	2018
2.	Mark Prior *	.4632	279.3	2009
3.	Mark Prior *	.4648	244.3	2011
4.	Mark Prior *	.4743	252.3	2013
5.	Mark Prior *	.4801	206.3	2014
6.	Augustine Stearn	.4898	248.3	2021
7.	Augustine Stearn	.4941	242.0	2022
8.	Mark Prior *	.4990	185.7	2015
9.	Roger Heitman	.4997	249.0	2013
10.	Korey Mathison	.5003	290.7	2021
11.	Roy Halladay	.5078	243.3	2007
12.	Roy Halladay	.5081	275.0	2009
13.	Joseph Delagarza	.5084	224.7	2021
14.	Dennis Baley	.5125	253.7	2022
15.	Roy Halladay	.5134	240.7	2008
16.	Mark Prior *	.5137	264.0	2006
17.	Mark Prior *	.5147	227.7	2018
18.	Roy Halladay	.5149	268.7	2010
19.	Dennis Baley	.5153	240.7	2021
20.	Lewis Washburn	.5155	257.7	2019
21.	Augustine Stearn	.5157	236.7	2018
22.	Roger Heitman	.5173	170.7	2017
23.	Mark Prior *	.5173	238.7	2008
24.	J.D. Martin	.5180	224.3	2017
25.	Roger Heitman	.5262	245.3	2016
26.	Mark Prior *	.5284	268.0	2007
27.	Hosea Buendia	.5327	220.0	2018
28.	Zachery Hickman	.5341	245.0	2022
29.	Roger Heitman	.5348	210.7	2015
30.	Mark Prior *	.5365	260.7	2005
31.	Bennie Hamblin	.5385	234.3	2018
32.	Roger Heitman	.5389	197.3	2014
33.	Lewis Washburn	.5391	239.0	2021
34.	Roger Heitman	.5405	266.3	2012
35.	Joe Morgan Jr.	.5407	212.7	2012
36.	Korey Mathison	.5410	287.3	2022
37.	Augustine Stearn	.5412	243.7	2020
38.	Korey Mathison	.5412	286.3	2020
39.	Roy Halladay	.5415	266.3	2006
40.	Mark Prior *	.5416	224.3	2017
41.	Brian Anderson	.5416	263.7	2020
42.	Felipe Granados	.5426	263.7	2019
43.	Korey Mathison	.5428	261.7	2019
44.	Matt Capps	.5430	244.3	2013
45.	Willie Leon	.5444	268.7	2022
46.	J.D. Martin	.5469	226.7	2015
47.	Joe Morgan Jr.	.5473	227.7	2018
48.	Josh Beckett	.5493	222.7	2008
49.	Dennis Baley	.5500	247.7	2020
50.	Larry Strope	.5514	239.3	2015
51.	J.D. Martin	.5515	234.3	2019
52.	Rick Ankiel	.5537	171.7	2014
53.	Ronnie Holter	.5540	171.3	2021
54.	Rick Hummel	.5555	232.3	2013
55.	Anthony Lezama	.5559	236.3	2019
56.	Lewis Washburn	.5560	208.3	2020
57.	Richard Menzies	.5564	227.3	2012
58.	Roy Halladay	.5566	264.7	2011
59.	Kevin Rockey	.5568	219.0	2018
60.	Henry Mosqueda	.5568	225.7	2021
61.	Bennie Hamblin	.5574	240.7	2020
62.	Mark Buehrle	.5576	259.0	2005
63.	Brian Anderson	.5576	273.7	2016
64.	J.D. Martin	.5578	209.7	2016
65.	Carlos Silva	.5584	197.0	2014
66.	Larry Strope	.5587	224.0	2007
67.	Brian Anderson	.5603	263.3	2014
68.	Darren Nigro	.5610	239.7	2012
69.	Mark Prior *	.5612	174.7	2004
70.	Rick Ankiel	.5613	205.7	2013
71.	Amadis Rodriguez	.5615	252.3	2019
72.	Mark Prior *	.5618	260.3	2010
73.	Felipe Granados	.5622	235.0	2021
74.	Josh Beckett	.5625	221.0	2006
75.	Larry Strope	.5629	261.0	2009
76.	Julian Abeyta	.5635	201.7	2016
77.	Steven Maney	.5636	215.7	2016
78.	Bennie Hamblin	.5639	224.7	2019
79.	Felipe Granados	.5640	227.7	2022
80.	Steven Hildebrant	.5648	225.3	2021
81.	Josh Beckett	.5657	189.7	2007
82.	Mark Prior *	.5658	210.3	2016
83.	Condel Ortiz	.5659	242.3	2015
84.	Rick Hummel	.5660	242.3	2010
85.	Pedro Martinez	.5668	213.0	2005
86.	J.D. Martin	.5671	212.7	2013
87.	Silvio Santacruz	.5673	255.0	2019
88.	Jerome Williams	.5693	243.3	2007
89.	Willian Larson	.5697	198.3	2022
90.	Tony Armas	.5698	167.0	2011
91.	Dennis Baley	.5703	216.7	2019
92.	Felipe Granados	.5713	241.3	2020
93.	Carlos Zambrano	.5714	233.7	2011
94.	Lewis Washburn	.5719	238.0	2022
95.	J.D. Martin	.5725	216.0	2020
96.	Nicholas Lehr	.5726	230.3	2011
97.	Douglas Mondy	.5732	198.7	2020
98.	Adam Muniz	.5739	218.7	2019
99.	Eric Losey	.5742	245.7	2021
100.	Willie Leon	.5747	237.3	2019

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