ABA ROOKIE LEAGUE
'O' PITCHING REGISTER
01/25/2025
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Player Index | Career Batting Register | Career Pitching Register
Player From-To W L Pct ERA G GS CG SHO SV IP H ER HR BB SO
Marc O'Brian 2019-2019 4 5 .444 2.48 20 0 0 0 0 29.0 19 8 5 16 44
Jeremy O'Brien 2005-2005 3 1 .750 2.32 13 5 0 0 1 42.2 38 11 2 8 30
Matt O'Bryan 2001-2001 1 0 1.000 0.00 10 0 0 0 1 11.2 4 0 0 2 11
Jerry O'Bryant 2002-2003 0 0 .000 10.80 1 0 0 0 0 1.2 4 2 0 1 0
Eddie O'Connor 2022-2024 9 1 .900 3.90 88 0 0 0 2 99.1 88 43 21 31 67
John O'Donnell 2002-2004 0 1 .000 2.93 3 3 0 0 0 15.1 10 5 0 4 14
Jeff O'Donovan 2024-2024 5 0 1.000 3.89 11 0 0 0 0 34.2 36 15 6 11 37
Ben O'Halloran 2012-2014 13 6 .684 3.73 37 22 2 0 4 161.2 134 67 17 74 187
Kyle O'Hare 2016-2016 1 0 1.000 1.89 25 0 0 0 0 33.1 25 7 5 3 35
Randy O'Laughlin 2013-2017 5 2 .714 3.55 54 0 0 0 6 58.1 47 23 7 29 89
Alex O'Neal 2021-2021 2 1 .667 8.18 20 1 0 0 0 47.1 49 43 24 28 45
Mike O'Neil 2001-2005 15 12 .556 4.37 46 35 2 0 3 202.0 205 98 19 57 186
Brandon O'Toole 2001-2002 0 0 .000 0.00 1 0 0 0 1 1.0 1 0 0 0 1
J.R. Oakley 2013-2013 4 0 1.000 0.66 24 0 0 0 12 27.1 10 2 1 4 44
Josh Oakman 2017-2017 3 0 1.000 0.96 5 2 1 1 0 18.2 10 2 2 1 25
Alexis Oaxaca 2013-2016 10 7 .588 4.06 60 2 0 0 6 146.1 131 66 31 55 190
Adam Obermeier 2019-2021 7 13 .350 6.56 99 74 0 0 1 269.0 252 196 101 165 331
Billy Ocasio 2010-2014 6 4 .600 3.80 18 16 0 0 0 90.0 76 38 7 25 77
Willie Ocasio 2023-2024 9 4 .692 4.78 35 20 1 0 0 147.0 180 78 28 36 109
Ivan Oceguera 2002-2002 3 0 1.000 2.97 22 0 0 0 0 39.1 39 13 5 17 40
Alex Ochoa 2001-2003 2 12 .143 5.64 65 19 0 0 7 148.1 193 93 23 56 131
Alvaro Ochoa 2022-2023 3 4 .429 4.72 22 5 0 0 1 61.0 41 32 15 29 49
Hector Ochoa 2004-2006 8 12 .400 5.46 45 18 0 0 2 150.0 175 91 5 56 111
Jesus Ochoa 2024-2024 7 1 .875 2.71 32 1 0 0 6 76.1 65 23 8 18 72
Casey Odom 2016-2016 2 0 1.000 1.19 15 3 0 0 0 30.1 13 4 3 18 43
Jason Oehrlein 2014-2015 0 1 .000 4.24 19 0 0 0 0 17.0 9 8 3 12 19
Danny Offen 2016-2017 1 5 .167 2.76 13 13 0 0 0 62.0 53 19 10 6 65
Jose Ojeda 2016-2018 5 4 .556 4.58 50 0 0 0 2 55.0 53 28 13 18 59
Will Olejnik 2020-2021 8 8 .500 5.94 61 0 0 0 5 86.1 82 57 22 39 72
Juan Olguin 2015-2017 2 9 .182 7.89 43 4 0 0 1 100.1 132 88 24 78 79
Player From-To W L Pct ERA G GS CG SHO SV IP H ER HR BB SO
Carlos Olivares 2001-2002 2 3 .400 5.89 37 0 0 0 14 62.2 62 41 11 27 70
Jon Olivares 2012-2013 1 1 .500 4.18 18 0 0 0 1 28.0 22 13 5 16 31
Alex Olivas 2024-2024 0 0 .000 0.00 1 1 0 0 0 4.0 2 0 0 3 5
Danny Olivas 2001-2003 6 4 .600 4.81 71 3 0 0 0 112.1 134 60 13 42 96
Victor Olivas 2018-2018 0 0 .000 2.08 4 0 0 0 0 8.2 5 2 1 1 9
Malik Oliver 2006-2008 3 4 .429 4.46 49 2 0 0 4 76.2 88 38 12 25 82
Carlos Olivero 2016-2018 7 3 .700 4.96 62 3 0 0 1 101.2 103 56 27 44 85
Victor Olivieri 2012-2012 1 0 1.000 4.15 1 0 0 0 0 4.1 5 2 1 1 3
Eddie Olivo 2002-2007 9 15 .375 3.44 51 35 0 0 0 219.2 200 84 16 66 233
Dave Olmos 2008-2008 0 0 .000 0.00 1 0 0 0 0 0.2 0 0 0 0 1
Sergio Olmos 2010-2014 11 6 .647 3.76 104 25 0 0 5 177.0 146 74 19 69 208
Joel Olsem 2012-2014 9 5 .643 4.12 61 8 0 0 4 142.0 110 65 20 52 151
Mike Olsen 2013-2013 3 4 .429 4.37 10 10 0 0 0 55.2 54 27 8 11 28
Nate Olshan 2011-2011 0 0 .000 0.00 14 0 0 0 0 4.2 2 0 0 1 3
Harry Olson 2001-2002 5 2 .714 3.21 60 4 1 0 3 103.2 105 37 10 32 64
Travis Olszewski 2009-2009 0 0 .000 0.00 10 0 0 0 0 8.0 6 0 1 3 14
Cesar Olveda 2018-2018 4 5 .444 7.46 26 14 0 0 0 82.0 89 68 27 48 61
Jose Olvera 2024-2024 1 0 1.000 7.11 3 0 0 0 0 6.1 11 5 1 2 6
Jose Olvera 2024-2024 0 0 .000 7.71 2 0 0 0 0 4.2 9 4 3 0 3
Leo Olvera 2014-2017 18 20 .474 5.49 125 35 2 0 15 319.2 308 195 92 159 263
Brady Orcutt 2006-2006 1 7 .125 4.35 12 12 0 0 0 62.0 61 30 5 19 51
Alex Ordonez 2007-2007 0 0 .000 0.00 1 0 0 0 0 0.2 3 0 0 0 0
Oscar Orduno 2019-2021 21 8 .724 2.24 71 30 5 4 0 265.1 195 66 21 74 153
Chris Oren 2012-2013 6 5 .545 4.38 24 13 0 0 3 90.1 78 44 10 33 59
Danny Orfila 2023-2023 7 9 .438 5.56 35 7 0 0 0 89.0 80 55 27 47 63
John Organista 2012-2014 7 4 .636 3.61 52 11 0 0 4 114.2 96 46 15 41 130
Manny Ornelas 2011-2012 6 4 .600 3.48 40 10 0 0 0 101.0 93 39 10 34 92
Mario Ornelas 2024-2024 6 3 .667 5.70 17 17 0 0 0 77.1 110 49 17 26 70
Nick Ornelas 2011-2011 0 0 .000 2.63 11 0 0 0 0 13.2 11 4 0 2 16
Macho Orneles 2008-2015 8 3 .727 2.20 20 14 0 0 1 98.1 59 24 6 51 109
Player From-To W L Pct ERA G GS CG SHO SV IP H ER HR BB SO
Carlos Orosco 2024-2024 0 1 .000 13.50 1 0 0 0 0 2.2 4 4 1 1 0
Luis Orosco 2024-2024 3 11 .214 7.57 22 19 0 0 0 88.0 124 74 27 48 68
Ricardo Orozco 2023-2023 0 1 .000 7.36 5 0 0 0 1 7.1 7 6 3 9 6
John Orr 2010-2012 9 2 .818 2.93 42 13 0 0 0 123.0 86 40 14 38 145
Tony Orso 2012-2013 4 2 .667 4.37 18 0 0 0 2 45.1 37 22 7 11 48
Andy Orszulak 2010-2015 9 14 .391 4.86 84 12 0 0 16 185.1 166 100 46 75 157
Efrain Ortega 2001-2001 0 0 .000 0.00 1 0 0 0 0 1.0 0 0 0 0 2
Emmanuel Ortega 2022-2023 6 16 .273 5.39 47 27 0 0 0 155.1 147 93 35 117 97
Jon Ortega 2017-2018 11 7 .611 4.03 56 17 0 0 0 174.0 146 78 35 80 152
Juan Ortega 2001-2007 3 7 .300 4.19 35 18 0 0 1 103.0 113 48 10 21 113
Pablo Ortega 2007-2007 1 1 .500 9.00 3 0 0 0 0 4.0 7 4 0 2 2
Daniel Ortiz 2001-2001 0 1 .000 11.25 2 2 0 0 0 8.0 13 10 1 6 8
Diego Ortiz 2005-2005 1 0 1.000 1.31 16 0 0 0 2 20.2 15 3 1 5 20
Elias Ortiz 2001-2002 0 0 .000 12.00 1 0 0 0 0 3.0 5 4 1 3 5
Francisco Ortiz 2016-2021 34 28 .548 5.39 175 63 0 0 5 502.2 469 301 125 297 344
Francisco Ortiz 2002-2002 3 4 .429 5.37 17 11 0 0 0 68.2 79 41 5 19 43
Jesus Ortiz 2024-2024 0 0 .000 4.91 1 0 0 0 0 3.2 3 2 0 4 0
Jorge Ortiz 2024-2024 3 4 .429 6.56 38 1 0 0 3 96.0 158 70 24 45 37
Juan Ortiz 2002-2002 2 4 .333 4.08 13 12 1 0 1 68.1 84 31 5 14 67
Juan Ortiz 2010-2010 0 0 .000 1.35 6 0 0 0 0 6.2 7 1 1 0 8
Manny Ortiz 2013-2013 0 1 .000 7.41 8 0 0 0 0 17.0 25 14 4 7 24
Manny Ortiz 2013-2014 1 2 .333 4.76 35 4 0 0 3 73.2 60 39 13 35 71
Manuel Ortiz 2011-2012 7 6 .538 2.73 19 15 0 0 0 102.1 73 31 8 31 98
Mike Ortiz 2005-2005 1 0 1.000 4.06 32 0 0 0 1 37.2 45 17 5 14 41
Nick Ortiz 2001-2001 1 0 1.000 1.04 1 1 0 0 0 8.2 7 1 0 1 14
Matt Osborne 2022-2023 15 5 .750 2.70 39 38 0 0 0 197.0 124 59 31 37 207
Ismael Oseguera 2011-2014 3 2 .600 1.54 9 9 0 0 0 46.2 30 8 3 26 39
Tatsuya Oshima 2023-2023 1 2 .333 4.03 9 5 0 0 0 29.0 26 13 7 12 18
Bob Osorio 2001-2007 3 3 .500 5.47 42 7 1 0 0 82.1 100 50 14 27 66
Roman Osorio 2002-2003 0 0 .000 0.00 1 0 0 0 0 2.1 3 0 0 0 0
Player From-To W L Pct ERA G GS CG SHO SV IP H ER HR BB SO
Mike Osorno 2002-2005 0 0 .000 10.80 1 0 0 0 0 1.2 1 2 1 1 3
Jorge Ospina 2022-2024 12 11 .522 7.42 75 12 0 0 2 174.2 208 144 61 107 126
Zack Ostling 2005-2005 2 0 1.000 4.09 9 0 0 0 0 11.0 11 5 0 3 5
Justin Ostrovsky 2001-2001 1 6 .143 7.33 12 12 0 0 0 50.1 73 41 6 21 42
Juan Osuna 2017-2017 0 0 .000 2.61 2 2 0 0 0 10.1 6 3 2 4 1
Steve Oswald 2020-2020 7 0 1.000 1.61 23 0 0 0 1 50.1 29 9 3 12 57
Ruben Otero 2001-2003 4 3 .571 3.62 12 12 0 0 0 59.2 59 24 8 14 43
Tyler Outlaw 2011-2011 0 1 .000 27.00 1 1 0 0 0 2.2 6 8 0 4 1
Ernesto Ovalle 2013-2016 0 3 .000 4.02 47 0 0 0 3 107.1 102 48 20 39 120
Jason Overby 2002-2005 12 13 .480 5.31 93 25 4 0 5 247.1 301 146 36 88 207
Kevin Overholser 2008-2009 2 2 .500 2.50 13 5 0 0 0 39.2 30 11 3 10 41
Nate Overmyer 2005-2008 5 8 .385 4.56 31 17 0 0 0 98.2 98 50 3 37 94
Jeremy Overton 2004-2004 3 5 .375 5.06 11 11 0 0 0 53.1 67 30 4 9 36
Johnny Owen 2024-2024 2 3 .400 6.47 19 2 0 0 0 32.0 47 23 6 8 21
Emmanuel Owens 2001-2001 4 2 .667 2.52 10 10 0 0 0 53.2 40 15 1 13 60
Chase Owings 2001-2004 0 0 .000 2.70 1 0 0 0 0 3.1 3 1 1 0 2
Cortez Oyola 2024-2024 1 0 1.000 0.84 6 0 0 0 3 10.2 9 1 1 2 4
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