Jack O'Brien vs. William Pierson — Career Comparison

You might be looking for a matchup, check Jack O'Brien's matchup page instead!

Jack O'Brien
Pre-GenerationalPennsylvaniaThrows RightBats RightNorth AmericaPhiladelphia AthleticsAmerican AssociationCatcher
William Pierson
Lost GenerationNew JerseyThrows LeftBats LeftNorth AmericaPhiladelphia AthleticsAmerican LeagueRelief Pitcher

Jack O'Brien is a position player and William Pierson 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 William Pierson, check out their matchup page.

Fielding Stats for Jack O'Brien and William Pierson

Jack O'Brien
Careerverified
Per 9 Inningsverified
8
8
William Pierson
Career
Per 9 Innings
3
Jack O'Brien
Careerverified
Per 9 Inningsverified
573
1.1
William Pierson
Career
Per 9 Innings
11
Jack O'Brien
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Jack O'Brien
Careerverified
Per 9 Inningsverified
14076
27
William Pierson
Career
Per 9 Innings
0
Jack O'Brien
Careerverified
Per 9 Inningsverified
4692
9
William Pierson
Career
Per 9 Innings
0
Jack O'Brien
Careerverified
Per 9 Inningsverified
2908
5.58
William Pierson
Career
Per 9 Innings
0
Jack O'Brien
Careerverified
Per 9 Inningsverified
619
1.19
William Pierson
Career
Per 9 Innings
7
Jack O'Brien
Career
Per 9 Innings
311
0.6
William Pierson
Careerverified
Per 9 Inningsverified
1
Jack O'Brien
Careerverified
Per 9 Inningsverified
3838
7.36
William Pierson
Career
Per 9 Innings
8
Jack O'Brien
Careerverified
Per 9 Inningsverified
3527
6.77
William Pierson
Career
Per 9 Innings
7
Jack O'Brien
Careerverified
Per 9 Inningsverified
91.9
91.9
William Pierson
Career
Per 9 Innings
87.5
Jack O'Brien
Careerverified
Per 9 Inningsverified
6.155
6.155
William Pierson
Career
Per 9 Innings
0.636
Jack O'Brien
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Jack O'Brien
Careerverified
Per 9 Inningsverified
128
0.25
William Pierson
Career
Per 9 Innings
0
Jack O'Brien
Career
Per 9 Innings
279
0.54
William Pierson
Careerverified
Per 9 Inningsverified
0
Jack O'Brien
Career
Per 9 Innings
0
0
William Pierson
Career
Per 9 Innings
0
Jack O'Brien
Career
Per 9 Innings
2
0
William Pierson
Careerverified
Per 9 Innings
0
Jack O'Brien
Careerverified
Per 9 Innings
2
0
William Pierson
Career
Per 9 Innings
0

Hitting Stats for Jack O'Brien and William Pierson

Jack O'Brien
Careerverified
Per 600 PAverified
8
8
William Pierson
Career
Per 600 PA
3
3
Jack O'Brien
Careerverified
Per 600 PA
555
139.92
William Pierson
Career
Per 600 PAverified
11
942.86
Jack O'Brien
Careerverified
Per 600 PA
2380
600
William Pierson
Career
Per 600 PA
7
600
Jack O'Brien
Careerverified
Per 600 PA
2169
546.81
William Pierson
Career
Per 600 PAverified
7
600
Jack O'Brien
Career
Per 600 PA
0.266
0.266
William Pierson
Careerverified
Per 600 PAverified
0.286
0.286
Jack O'Brien
Careerverified
Per 600 PAverified
0.736
0.736
William Pierson
Career
Per 600 PA
0.571
0.571
Jack O'Brien
Careerverified
Per 600 PA
577
145.46
William Pierson
Career
Per 600 PAverified
2
171.43
Jack O'Brien
Careerverified
Per 600 PA
418
105.38
William Pierson
Career
Per 600 PAverified
2
171.43
Jack O'Brien
Careerverified
Per 600 PAverified
106
26.72
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
42
10.59
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
11
2.77
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
159
40.08
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
0.276
0.276
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
0.005
0.005
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
0.019
0.019
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
294.26
74.18
William Pierson
Career
Per 600 PA
0.52
44.63
Jack O'Brien
Careerverified
Per 600 PAverified
800
201.68
William Pierson
Career
Per 600 PA
2
171.43
Jack O'Brien
Careerverified
Per 600 PAverified
788
198.66
William Pierson
Career
Per 600 PA
2
171.43
Jack O'Brien
Careerverified
Per 600 PAverified
0.331
0.331
William Pierson
Career
Per 600 PA
0.286
0.286
Jack O'Brien
Careerverified
Per 600 PAverified
0.369
0.369
William Pierson
Career
Per 600 PA
0.286
0.286
Jack O'Brien
Careerverified
Per 600 PAverified
0.7
0.7
William Pierson
Career
Per 600 PA
0.571
0.571
Jack O'Brien
Careerverified
Per 600 PAverified
0.103
0.103
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
0.241
0.241
William Pierson
Career
Per 600 PA
0.2
0.2
Jack O'Brien
Careerverified
Per 600 PAverified
0.683
0.683
William Pierson
Career
Per 600 PA
0.4
0.4
Jack O'Brien
Career
Per 600 PA
0.266
0.266
William Pierson
Careerverified
Per 600 PAverified
0.4
0.4
Jack O'Brien
Careerverified
Per 600 PAverified
366
92.27
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
308
77.65
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
663
167.14
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
318.06
80.18
William Pierson
Career
Per 600 PA
0.69
59.04
Jack O'Brien
Careerverified
Per 600 PAverified
31
7.82
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
180
45.38
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PAverified
31
7.82
William Pierson
Careerverified
Per 600 PA
2
171.43
Jack O'Brien
Careerverified
Per 600 PAverified
76.77
76.77
William Pierson
Career
Per 600 PA
3.5
3.5
Jack O'Brien
Careerverified
Per 600 PAverified
5.81
5.81
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
76
19.16
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Career
Per 600 PA
0
0
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
76
19.16
William Pierson
Career
Per 600 PA
0
0
Jack O'Brien
Careerverified
Per 600 PAverified
100
100
William Pierson
Career
Per 600 PA