best era+ for a relief pitcher career active minimum 300 innings

50 pitchers are tied for the best career ERA by a relief pitcher, with an ERA of 0.00. The first three are Jake Bennett, Eury Pérez and Bailey Ober.

Showing:
  • Regular season
NAMEERAGWLW%GSSOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Jake Bennett
J. Bennett
0.00
1
0
0
0
1
0
0
0
3.2
3
0
0
0
1
0
0
0
14
0
2.45
2.45
1.00
0.00
7.1
7.1
1.09
.250
0.00
7.36
2Eury Pérez
E. Pérez
0.00
1
0
0
0
3
0
0
0
1.0
0
0
0
0
0
0
0
0
3
0
27.00
0.00
0.00
100.0
0.0
0.00
0.00
0.00
3Bailey Ober
B. Ober
0.00
1
0
0
0
3
0
0
1
3.0
1
0
0
0
0
0
1
0
10
0
9.00
0.00
0.00
30.0
0.0
0.33
.143
0.00
3.00
4José Rodriguez
J. Rodriguez
0.00
4
0
0
0
5
0
0
0
4.2
3
0
0
0
0
0
0
0
16
0
9.64
0.00
0.00
31.3
0.0
0.64
.273
0.00
5.79
5Brendan Cellucci
B. Cellucci
0.00
6
0
0
0
11
0
0
0
8.2
2
0
0
0
3
0
1
1
30
0
11.42
3.12
3.67
0.00
36.7
10.0
0.58
.125
0.00
2.08
6Matt Wilkinson
M. Wilkinson
0.00
2
1
0
1.000
0
4
0
0
0
5.0
2
0
0
0
0
0
0
0
17
0
7.20
0.00
0.00
23.5
0.0
0.40
.154
0.00
3.60
7Dylan Ross
D. Ross
0.00
1
0
0
0
0
0
0
0
1.0
0
0
0
0
0
0
0
0
3
0
0.00
0.00
0.00
0.0
0.0
0.00
.000
0.00
0.00
8Troy Johnston
T. Johnston
0.00
2
0
0
0
0
0
0
0
2.0
1
0
0
0
1
1
2
0
9
0
0.00
4.50
0.00
0.00
0.0
11.1
1.00
.143
0.00
4.50
9Rafael Flores Jr.
R. Flores Jr.
0.00
1
0
0
0
0
0
0
0
1.0
2
0
0
0
0
0
1
0
5
0
0.00
0.00
0.00
0.0
0.0
2.00
.400
0.00
18.00
10Antoine Kelly
A. Kelly
0.00
1
0
0
0
1
0
0
0
1.1
0
0
0
0
1
0
1
0
4
0
6.75
6.75
1.00
0.00
25.0
25.0
0.75
.000
0.00
0.00
11Noah Cameron
N. Cameron
0.00
1
0
0
0
8
0
0
0
7.0
2
0
0
0
3
0
1
0
24
1
10.29
3.86
2.67
0.00
33.3
12.5
0.71
.154
0.00
2.57
12Bryan Torres
B. Torres
0.00
1
0
0
0
0
0
0
0
2.0
1
0
0
0
1
0
1
0
8
0
0.00
4.50
0.00
0.00
0.0
12.5
1.00
.143
0.00
4.50
13Gabriel Hughes
G. Hughes
0.00
1
0
0
0
1
0
0
1
3.0
2
0
0
0
1
0
1
0
11
0
3.00
3.00
1.00
0.00
9.1
9.1
1.00
.222
0.00
6.00
14Garrett Stallings
G. Stallings
0.00
6
0
0
0
17
0
0
1
14.0
4
0
0
0
5
0
4
0
51
0
10.93
3.21
3.40
0.00
33.3
9.8
0.64
.138
0.00
2.57
15Jake Meyers
J. Meyers
0.00
1
0
0
0
0
0
0
0
1.0
0
0
0
0
0
0
1
0
3
0
0.00
0.00
0.00
0.0
0.0
0.00
.000
0.00
0.00
16Max Schuemann
M. Schuemann
0.00
1
0
0
0
0
0
0
0
1.0
1
0
0
0
1
0
1
0
5
0
0.00
9.00
0.00
0.00
0.0
20.0
2.00
.250
0.00
9.00
17Eiberson Castellano
E. Castellano
0.00
1
0
0
0
2
0
0
1
3.0
4
0
0
0
0
1
1
0
12
0
6.00
0.00
0.00
16.7
0.0
1.33
.444
0.00
12.00
18Tyler Callihan
T. Callihan
0.00
4
0
0
0
1
0
0
0
3.0
3
0
0
0
3
0
4
0
15
0
3.00
9.00
0.33
0.00
6.7
20.0
2.00
.273
0.00
9.00
19Coleman Crow
C. Crow
0.00
1
0
0
0
0
0
0
0
2.0
1
0
0
0
1
0
1
1
9
0
0.00
4.50
0.00
0.00
0.0
11.1
1.00
.125
0.00
4.50
20Cameron Weston
C. Weston
0.00
1
0
0
0
1
0
0
0
1.0
0
0
0
0
1
0
1
0
3
0
9.00
9.00
1.00
0.00
33.3
33.3
1.00
.000
0.00
0.00
21Sam Haggerty
S. Haggerty
0.00
1
0
0
0
0
0
0
0
1.0
0
0
0
0
0
1
1
0
3
0
0.00
0.00
0.00
0.0
0.0
0.00
.000
0.00
0.00
22Welinton Herrera
W. Herrera
0.00
3
0
0
0
2
0
0
0
2.1
2
0
0
0
1
0
1
0
10
0
7.71
3.86
2.00
0.00
20.0
10.0
1.29
.286
0.00
7.71
23Tanner Andrews
T. Andrews
0.00
2
0
0
0
1
0
0
0
3.0
1
0
0
0
2
0
2
0
11
0
3.00
6.00
0.50
0.00
9.1
18.2
1.00
.125
0.00
3.00
24Eduardo Rivera
E. Rivera
0.00
1
0
0
0
3
0
0
0
3.1
1
0
0
0
0
0
1
0
10
0
8.10
0.00
0.00
30.0
0.0
0.30
.143
0.00
2.70
25P.J. Higgins
P.J. Higgins
0.00
1
0
0
0
1
0
0
0
1.0
0
0
0
0
0
0
1
0
3
0
9.00
0.00
0.00
33.3
0.0
0.00
.000
0.00
0.00
StatMuse has game-level data for ERA going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

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TEAMWLPCTGB
98
64
.605
93
68
.578
4.5
Red Sox Red Sox
87
75
.537
11.0
79
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.491
18.5
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19.0
Schedule
DATEMATCHUPTIME (ET)
Wed
9/30
@
8:00 PM
Thu
10/1
@
8:00 PM
Last Game
BOS Red Sox

0 - 1

0

Final

9

NYY Yankees

1 - 0

Tue 29 Sep 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
94
68
.580
88
74
.543
6.0
80
82
.494
14.0
77
85
.475
17.0
74
88
.457
20.0
NL CentralWLPCTGB
103
59
.636
Cubs Cubs - w
89
73
.549
14.0
82
80
.506
21.0
77
85
.475
26.0
75
87
.463
28.0
NL WestWLPCTGB
100
62
.617
91
71
.562
9.0
86
76
.531
14.0
65
97
.401
35.0
58
104
.358
42.0
AL EastWLPCTGB
Rays Rays - y
98
64
.605
93
68
.578
4.5
87
75
.537
11.0
79
82
.491
18.5
79
83
.488
19.0
AL CentralWLPCTGB
85
77
.525
84
78
.519
1.0
77
85
.475
8.0
76
86
.469
9.0
69
93
.426
16.0
AL WestWLPCTGB
81
81
.500
80
82
.494
1.0
76
86
.469
5.0
64
98
.395
17.0
62
100
.383
19.0

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Sun
9/13
@
9-4
Sun
9/13
@
0-2
Sun
9/13
@
5-6
Sun
9/13
@
1-8
Sun
9/13
@
4-14

Schedule

DATEMATCHUPTIME (ET)
Wed
9/30
@
2:00 PM
Wed
9/30
@
5:00 PM
Wed
9/30
@
8:00 PM
Wed
9/30
@
10:00 PM
Thu
10/1
@
2:00 PM