John Halama vs. Jack O'Brien — Career Comparison

You might be looking for a matchup, check John Halama's matchup page instead!

John Halama
Gen XNew YorkThrows LeftBats LeftNorth AmericaSeattle MarinersAmerican LeagueStarting Pitcher
Jack O'Brien
Pre-GenerationalPennsylvaniaThrows RightBats RightNorth AmericaPhiladelphia AthleticsAmerican AssociationCatcher

Jack O'Brien is a position player and John Halama a pitcher — the stats that define each role measure entirely different things, so a direct comparison doesn't hold up. If Jack O'Brien ever faced John Halama, check out their matchup page.

Fielding Stats for John Halama and Jack O'Brien

John Halama
Careerverified
Per 9 Inningsverified
9
9
Jack O'Brien
Career
Per 9 Innings
8
8
John Halama
Career
Per 9 Inningsverified
262
2.59
Jack O'Brien
Careerverified
Per 9 Innings
573
1.1
John Halama
Careerverified
Per 9 Inningsverified
119
1.18
Jack O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
2733
27
Jack O'Brien
Careerverified
Per 9 Innings
14076
27
John Halama
Career
Per 9 Innings
911
9
Jack O'Brien
Careerverified
Per 9 Innings
4692
9
John Halama
Career
Per 9 Innings
44
0.43
Jack O'Brien
Careerverified
Per 9 Inningsverified
2908
5.58
John Halama
Career
Per 9 Inningsverified
158
1.56
Jack O'Brien
Careerverified
Per 9 Innings
619
1.19
John Halama
Careerverified
Per 9 Inningsverified
11
0.11
Jack O'Brien
Career
Per 9 Innings
311
0.6
John Halama
Career
Per 9 Innings
213
2.1
Jack O'Brien
Careerverified
Per 9 Inningsverified
3838
7.36
John Halama
Career
Per 9 Innings
202
2
Jack O'Brien
Careerverified
Per 9 Inningsverified
3527
6.77
John Halama
Careerverified
Per 9 Inningsverified
94.84
94.84
Jack O'Brien
Career
Per 9 Innings
91.9
91.9
John Halama
Career
Per 9 Innings
0.771
0.771
Jack O'Brien
Careerverified
Per 9 Inningsverified
6.155
6.155
John Halama
Careerverified
Per 9 Inningsverified
45.42
45.42
Jack O'Brien
Career
Per 9 Innings
0
0
John Halama
Career
Per 9 Innings
11
0.11
Jack O'Brien
Careerverified
Per 9 Inningsverified
128
0.25
John Halama
Careerverified
Per 9 Inningsverified
0
0
Jack O'Brien
Career
Per 9 Innings
279
0.54
John Halama
Career
Per 9 Innings
0
0
Jack O'Brien
Career
Per 9 Innings
0
0
John Halama
Careerverified
Per 9 Innings
0
0
Jack O'Brien
Career
Per 9 Innings
2
0
John Halama
Career
Per 9 Innings
0
0
Jack O'Brien
Careerverified
Per 9 Innings
2
0

Hitting Stats for John Halama and Jack O'Brien

John Halama
Careerverified
Per 600 PAverified
9
9
Jack O'Brien
Career
Per 600 PA
8
8
John Halama
Career
Per 600 PAverified
262
4912.5
Jack O'Brien
Careerverified
Per 600 PA
555
139.92
John Halama
Career
Per 600 PA
32
600
Jack O'Brien
Careerverified
Per 600 PA
2380
600
John Halama
Career
Per 600 PA
26
487.5
Jack O'Brien
Careerverified
Per 600 PAverified
2169
546.81
John Halama
Career
Per 600 PA
0.115
0.115
Jack O'Brien
Careerverified
Per 600 PAverified
0.266
0.266
John Halama
Career
Per 600 PA
0.453
0.453
Jack O'Brien
Careerverified
Per 600 PAverified
0.736
0.736
John Halama
Career
Per 600 PA
3
56.25
Jack O'Brien
Careerverified
Per 600 PAverified
577
145.46
John Halama
Career
Per 600 PA
2
37.5
Jack O'Brien
Careerverified
Per 600 PAverified
418
105.38
John Halama
Career
Per 600 PA
1
18.75
Jack O'Brien
Careerverified
Per 600 PAverified
106
26.72
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
42
10.59
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
11
2.77
John Halama
Career
Per 600 PA
1
18.75
Jack O'Brien
Careerverified
Per 600 PAverified
159
40.08
John Halama
Careerverified
Per 600 PAverified
0.333
0.333
Jack O'Brien
Career
Per 600 PA
0.276
0.276
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
0.005
0.005
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
0.019
0.019
John Halama
Career
Per 600 PA
0.77
14.39
Jack O'Brien
Careerverified
Per 600 PAverified
294.26
74.18
John Halama
Career
Per 600 PA
4
75
Jack O'Brien
Careerverified
Per 600 PAverified
800
201.68
John Halama
Career
Per 600 PA
6
112.5
Jack O'Brien
Careerverified
Per 600 PAverified
788
198.66
John Halama
Career
Per 600 PA
0.207
0.207
Jack O'Brien
Careerverified
Per 600 PAverified
0.331
0.331
John Halama
Career
Per 600 PA
0.154
0.154
Jack O'Brien
Careerverified
Per 600 PAverified
0.369
0.369
John Halama
Career
Per 600 PA
0.361
0.361
Jack O'Brien
Careerverified
Per 600 PAverified
0.7
0.7
John Halama
Career
Per 600 PA
0.038
0.038
Jack O'Brien
Careerverified
Per 600 PAverified
0.103
0.103
John Halama
Career
Per 600 PA
0.132
0.132
Jack O'Brien
Careerverified
Per 600 PAverified
0.241
0.241
John Halama
Career
Per 600 PA
0.292
0.292
Jack O'Brien
Careerverified
Per 600 PAverified
0.683
0.683
John Halama
Career
Per 600 PA
0.214
0.214
Jack O'Brien
Careerverified
Per 600 PAverified
0.266
0.266
John Halama
Career
Per 600 PA
2
37.5
Jack O'Brien
Careerverified
Per 600 PAverified
366
92.27
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
308
77.65
John Halama
Career
Per 600 PA
2
37.5
Jack O'Brien
Careerverified
Per 600 PAverified
663
167.14
John Halama
Career
Per 600 PA
0.19
3.5
Jack O'Brien
Careerverified
Per 600 PAverified
318.06
80.18
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
31
7.82
John Halama
Career
Per 600 PAverified
3
56.25
Jack O'Brien
Careerverified
Per 600 PA
180
45.38
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
John Halama
Careerverified
Per 600 PA
12
225
Jack O'Brien
Career
Per 600 PAverified
31
7.82
John Halama
Career
Per 600 PA
2.67
2.67
Jack O'Brien
Careerverified
Per 600 PAverified
76.77
76.77
John Halama
Career
Per 600 PA
0.25
0.25
Jack O'Brien
Careerverified
Per 600 PAverified
5.81
5.81
John Halama
Careerverified
Per 600 PAverified
3
56.25
Jack O'Brien
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
1
18.75
Jack O'Brien
Careerverified
Per 600 PAverified
0
0
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
76
19.16
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
John Halama
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
76
19.16
John Halama
Career
Per 600 PA
Jack O'Brien
Careerverified
Per 600 PAverified
100
100