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Yawkey League
Regular Season
All-Time LEAGUE Single Season Batting | All-Time LEAGUE Single Season Pitching
2004 through 2024
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Player Year G W L T S IP H R ER BB SO ERA SOIP WHIP HB
Jon Morse, Sal 2008 11 5 4 0 1 47.1 54 33 28 21 52 4.14 1.10 1.585 2
John Kostas, Alt 2006 8 4 4 0 0 41 48 42 24 39 52 4.10 1.27 2.122 5
John Kostas, Alt 2008 10 3 3 0 0 40.2 32 32 15 45 52 2.58 1.28 1.893 2
Evan Tardugno, mal 2010 8 5 2 0 0 49.1 42 18 14 12 52 1.99 1.05 1.095 7
Jim Farrell, Sbo 2011 11 3 5 0 2 55.2 41 19 12 18 52 1.51 .934 1.060 10
Blaine McLean, R-Mad 2010 10 3 5 1 0 57 68 41 24 37 52 2.95 .912 1.842 0
Sean Hannon, ebk 2011 12 3 5 1 0 54 39 44 26 49 52 3.37 .963 1.630 2
Pat Shore, Roc 2017 10 4 1 0 0 49 46 25 15 15 52 2.14 1.06 1.245 3
Leighton Helleberg, R-Ast 2017 8 4 1 0 0 35 13 23 14 43 52 2.80 1.49 1.600 6
Ryan Obin, R-Alt 2021 7 5 0 0 0 38 20 7 3 11 52 0.55 1.37 .816 0
Michael McCarthy, Roc 2007 9 4 0 0 0 44.2 33 17 13 19 51 2.04 1.14 1.164 5
Randy Casey, Jr., Cam 2006 10 1 7 0 1 51.2 51 36 28 38 51 3.79 .987 1.723 6
John Kostas, R-Sav 2004 8 5 2 0 0 45 39 21 16 31 51 2.49 1.13 1.556 7
Leo Vilorio, Ast 2006 13 4 2 0 0 52 50 20 13 18 51 1.75 .981 1.308 2
Kristaps Aldins, Sav 2006 12 6 4 0 0 74 68 27 15 25 51 1.42 .689 1.257 1
Eric Putney, Wrx 2008 12 4 5 0 0 60 63 36 30 23 51 3.50 .850 1.433 3
Kyle Darrow, R-Bbr 2009 10 3 5 1 0 49 42 34 25 37 51 3.57 1.04 1.612 10
Blaine McLean, Mad 2015 11 4 2 0 0 60 35 18 10 19 51 1.17 .850 .900 1
Jake Halloran, R-Cyc 2010 10 0 6 1 0 41.1 40 29 22 41 51 3.73 1.23 1.960 3
Jon Sargent, Wal 2012 12 4 5 1 1 66.2 64 36 19 19 51 2.00 .765 1.245 7
Jonathan Matos, Ast 2015 11 5 4 0 0 51 54 43 33 36 51 4.53 1.00 1.765 3
Garret Fitzgerald, Mck 2004 11 6 3 0 1 56.2 45 24 11 18 50 1.36 .882 1.112 4
Marty Whitmore, Dod 2007 11 3 5 0 0 54.2 52 33 27 35 50 3.46 .915 1.591 8
Matt Manganelli, Cyc 2007 13 1 2 1 1 39.1 50 37 25 21 50 4.45 1.27 1.805 3
Nick Barese, mal 2007 11 4 5 0 0 52 33 24 20 37 50 2.69 .962 1.346 3
Claudio Rodriguez, Ast 2008 9 3 3 0 0 48.1 55 46 31 31 50 4.49 1.03 1.779 4
Jim Farrell, R-Sbo 2009 11 4 4 0 1 55 49 31 21 24 50 2.67 .909 1.327 15
Sean Gildea, Sal 2010 9 5 1 0 0 35.1 38 14 12 12 50 2.38 1.42 1.415 2
Chris Sandini, Roc 2017 9 6 2 0 0 38.2 31 21 16 19 50 2.90 1.29 1.293 2
Gregg Rockwell, Wrx 2006 11 6 3 0 1 65.2 57 35 22 29 49 2.35 .746 1.310 5
Matt Nicholson, Bri 2012 13 8 3 0 0 71.2 75 37 30 19 49 2.93 .684 1.312 4
Branden Anderson, ebk 2012 13 9 1 0 2 45.2 35 13 5 15 49 0.77 1.07 1.095 1
Sean Hannon, ebk 2012 11 6 0 0 3 39.1 26 16 12 31 49 2.14 1.25 1.449 2
Kendall Chaves, Mad 2014 15 6 1 0 2 48.1 37 16 13 13 49 1.88 1.01 1.034 3
Blaine Lewis, R-Mad 2004 9 3 3 0 0 51 46 24 20 37 48 2.75 .941 1.627 4
Marc DesRoches, Sal 2009 6 3 0 0 1 25.1 15 9 9 3 48 2.49 1.89 .711 0
Scott Rodgers, Sal 2004 9 1 1 1 0 36.2 27 24 19 17 48 3.63 1.31 1.200 3
Ryan Dalton, Mck 2005 11 1 5 0 1 50.2 54 31 25 29 48 3.45 .947 1.638 5
Gregg Rockwell, Wrx 2004 8 4 3 0 0 53.1 64 38 22 19 48 2.89 .900 1.556 2
Tim Dacey, Sbo 2005 15 5 6 0 0 63.1 58 40 23 18 48 2.54 .758 1.200 6
Sean Morrissey, R-Mad 2005 10 3 5 0 0 54.1 52 38 30 61 48 3.87 .883 2.080 2
Miles Whitlock, Mad 2007 8 2 2 0 0 32 23 14 5 24 48 1.09 1.50 1.469 2
Matt Nicholson, Bri 2011 11 5 6 0 0 66.1 69 32 22 14 48 2.32 .724 1.251 5
Sean Sullivan, Sal 2011 9 7 0 1 0 50.1 29 13 8 14 48 1.11 .954 .854 9
Kyle Darrow, Bbr 2010 10 2 5 0 0 48.1 54 47 30 22 48 4.34 .993 1.572 6
John Young, Blf 2010 11 3 0 0 0 40.1 28 15 12 29 48 2.08 1.19 1.413 3
Rob Cahill, R-Sbo 2011 11 5 2 0 0 48.2 40 26 23 25 48 3.31 .986 1.336 9
Brian Mylett, Mck 2012 12 3 4 0 0 45 32 42 30 53 48 4.67 1.07 1.889 5
Chris Sandini, Roc 2019 8 6 1 0 0 41.1 37 19 12 14 48 2.03 1.16 1.234 1
Jon Morse, Sal 2016 9 7 2 0 0 43 31 11 11 16 48 1.79 1.12 1.093 0

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- Showing All-Time LEAGUE Single Season Pitching stats.
- ERA Calculated using 7 innings.
- Qualifying IP for ERA, WHIP, and SOIP, using innings qualifier for respective season.
- Returning up to a maximum of 200 players.