what is the lowest era by a relief pitcher all-time

50 pitchers are tied for the best career ERA by a relief pitcher, with an ERA of 0.00. The first three are Franco Aleman, Alek Manoah and Alec Gamboa.

NAMEERAGWLW%GSSOCGSHOSVIPHERRHRBBHBPGFIBBTBFWPK/9BB/9K/BBHR/9K%BB%WHIPBABIPRAH/9
1Franco Aleman
F. Aleman
0.00
1
0
0
0
1
0
0
0
2.0
2
0
0
0
0
0
0
0
6
0
4.50
0.00
0.00
16.7
0.0
1.00
.400
0.00
9.00
2Alek Manoah
A. Manoah
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
3Alec Gamboa
A. Gamboa
0.00
1
0
0
0
2
0
0
0
1.0
0
0
0
0
0
0
1
0
3
0
18.00
0.00
0.00
66.7
0.0
0.00
.000
0.00
0.00
4William Kempner
W. Kempner
0.00
1
0
0
0
1
0
0
0
1.0
0
0
0
0
0
0
0
0
3
0
9.00
0.00
0.00
33.3
0.0
0.00
.000
0.00
0.00
5Nick Davila
N. Davila
0.00
2
0
0
0
1
0
0
0
2.0
2
0
0
0
1
0
1
0
8
0
4.50
4.50
1.00
0.00
12.5
12.5
1.50
.333
0.00
9.00
6Eduardo 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
7Andrew Alvarez
A. Alvarez
0.00
1
1
0
1.000
0
5
0
0
0
4.1
4
0
0
0
0
0
1
0
16
0
10.38
0.00
0.00
31.3
0.0
0.92
.364
0.00
8.31
8Mason Barnett
M. Barnett
0.00
1
0
0
0
1
0
0
0
2.0
1
0
0
0
2
0
0
0
9
0
4.50
9.00
0.50
0.00
11.1
22.2
1.50
.167
0.00
4.50
9Gavin Collyer
G. Collyer
0.00
11
1
0
1.000
0
8
0
0
0
9.2
4
0
0
0
4
3
5
0
38
0
7.45
3.72
2.00
0.00
21.1
10.5
0.83
.174
0.00
3.72
10P.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
11Duncan Davitt
D. Davitt
0.00
1
0
0
0
0
0
0
0
1.0
0
0
0
0
1
0
1
0
3
0
0.00
9.00
0.00
0.00
0.0
33.3
1.00
.000
0.00
0.00
12Tyler Tolbert
T. Tolbert
0.00
1
0
0
0
0
0
0
0
0.2
1
0
0
0
0
0
1
0
2
0
0.00
0.00
0.00
0.0
0.0
1.50
.500
0.00
13.50
13Tyler Samaniego
T. Samaniego
0.00
12
0
0
0
11
0
0
0
14.1
8
0
0
0
6
1
4
0
56
0
6.91
3.77
1.83
0.00
19.6
10.7
0.98
.211
0.00
5.02
14Walbert Ureña
W. Ureña
0.00
2
0
1
.000
0
2
0
0
0
1.2
5
0
6
0
3
0
0
1
15
1
10.80
16.20
0.67
0.00
13.3
20.0
4.80
.500
32.40
27.00
15Austin Pope
A. Pope
0.00
1
0
0
0
1
0
0
0
2.0
2
0
0
0
1
0
0
0
9
0
4.50
4.50
1.00
0.00
11.1
11.1
1.50
.286
0.00
9.00
16Roki Sasaki
R. Sasaki
0.00
2
0
0
0
4
0
0
0
2.0
1
0
0
0
0
0
0
0
7
0
18.00
0.00
0.00
57.1
0.0
0.50
.333
0.00
4.50
17Dom Hamel
D. Hamel
0.00
1
0
0
0
0
0
0
0
1.0
3
0
0
0
0
1
0
0
6
0
0.00
0.00
0.00
0.0
0.0
3.00
.600
0.00
27.00
18Logan Davidson
L. Davidson
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
19Ryan Fitzgerald
R. Fitzgerald
0.00
2
0
0
0
0
0
0
0
2.0
2
0
0
0
0
0
2
0
8
0
0.00
0.00
0.00
0.0
0.0
1.00
.250
0.00
9.00
20Niko Kavadas
N. Kavadas
0.00
1
0
0
0
1
0
0
0
1.2
3
0
0
0
1
0
1
0
9
0
5.40
5.40
1.00
0.00
11.1
11.1
2.40
.429
0.00
16.20
21Anthony Seigler
A. Seigler
0.00
1
0
0
0
0
0
0
0
1.0
1
0
0
0
0
0
1
0
4
0
0.00
0.00
0.00
0.0
0.0
1.00
.250
0.00
9.00
22Jared Triolo
J. Triolo
0.00
1
0
0
0
0
0
0
0
1.0
3
0
2
1
1
0
1
0
8
0
0.00
9.00
0.00
9.00
0.0
12.5
4.00
.333
18.00
27.00
23Luis Vázquez
L. Vázquez
0.00
4
0
0
0
0
0
0
0
4.1
3
0
0
0
1
0
4
0
14
0
0.00
2.08
0.00
0.00
0.0
7.1
0.92
.231
0.00
6.23
24Chase Petty
C. Petty
0.00
1
0
1
.000
0
0
0
0
0
0.2
1
0
1
0
0
1
1
0
4
0
0.00
0.00
0.00
0.0
0.0
1.50
.333
13.50
13.50
25Jared Young
J. Young
0.00
1
0
0
0
0
0
0
0
0.1
1
0
0
0
1
0
1
0
3
0
0.00
27.00
0.00
0.00
0.0
33.3
6.00
.500
0.00
27.00
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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HR

6

DeLauter

Chase DeLauter

RBI

25

DeLauter

Chase DeLauter

AVG

.299

DeLauter

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Team Pitching Leaders

W

5

Williams

Gavin Williams

K

66

Williams

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ERA

2.30

Messick

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Team Rankings

HR

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R

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SO

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2026 Division Standings
TEAMWLPCTGB
Guardians Guardians
21
21
.500
19
21
.475
1.0
19
22
.463
1.5
19
22
.463
1.5
18
23
.439
2.5
Schedule
DATEMATCHUPTIME (ET)
Tue
5/12
@
6:10 PM
Wed
5/13
@
1:10 PM
Fri
5/15
@
7:10 PM
Sat
5/16
@
6:10 PM
Sun
5/17
@
1:40 PM
Last Game
MIN Twins

18 - 23

5

Final

4

CLE Guardians

21 - 21

Sun 10 May 2026

MLB 2026 Batting Leaders

MLB 2026 Pitching Leaders

MLB Fantasy 2026

MLB 2026 Betting

MLB 2026 Standings

NL EastWLPCTGB
28
13
.683
19
22
.463
9.0
19
22
.463
9.0
19
22
.463
9.0
15
25
.375
12.5
NL CentralWLPCTGB
27
14
.659
22
16
.579
3.5
23
17
.575
3.5
22
19
.537
5.0
22
19
.537
5.0
NL WestWLPCTGB
24
16
.600
24
16
.600
19
20
.487
4.5
16
24
.400
8.0
16
25
.390
8.5
AL EastWLPCTGB
26
13
.667
26
15
.634
1.0
18
22
.450
8.5
18
23
.439
9.0
17
23
.425
9.5
AL CentralWLPCTGB
21
21
.500
19
21
.475
1.0
19
22
.463
1.5
19
22
.463
1.5
18
23
.439
2.5
AL WestWLPCTGB
21
19
.525
19
21
.475
2.0
19
22
.463
2.5
16
25
.390
5.5
16
25
.390
5.5

MLB 2026 Scores & Schedule

Scores

DATEMATCHUPSCORE
Sun
4/26
@
5-3
Sun
4/26
@
2-6
Sun
4/26
@
2-4
Sun
4/26
@
3-1
Sun
4/26
@
8-3

Schedule

DATEMATCHUPTIME (ET)
Mon
5/11
@
8:05 PM
Mon
5/11
@
8:10 PM
Mon
5/11
@
10:10 PM
Tue
5/12
@
6:10 PM
Tue
5/12
@
6:35 PM