who had the lowest era in 2021 by a relief pitcher

50 pitchers were tied for the best ERA by a relief pitcher in a season in 2021, with an ERA of 0.00. The first three are Joe Biagini, Seranthony Domínguez and Nick Pivetta.

Showing:

Regular season

	NAME	ERA	SEASON	TM	G	W	L	W%	GS	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Joe Biagini J. Biagini	0.00	2021	CHC	1	1	0	1.000	0	2	0	0	0	3.0	2	0	0	0	1	1	1	0	13	0	6.00	3.00	2.00	0.00	15.4	7.7	1.00	.222	0.00	6.00
2	Seranthony Domínguez S. Domínguez	0.00	2021	PHI	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
3	Nick Pivetta N. Pivetta	0.00	2021	BOS	1	0	0		0	1	0	0	1	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
4	Eduardo Rodriguez E. Rodriguez	0.00	2021	BOS	1	1	0	1.000	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
5	Andrés Muñoz A. Muñoz	0.00	2021	SEA	1	0	0		0	1	0	0	0	0.2	0	0	0	0	2	0	0	0	4	0	13.50	27.00	0.50	0.00	25.0	50.0	3.00	.000	0.00	0.00
6	Kyle Dohy K. Dohy	0.00	2021	PHI	1	0	0		0	1	0	0	0	1.0	1	0	0	0	1	0	1	0	5	0	9.00	9.00	1.00	0.00	20.0	20.0	2.00	.333	0.00	9.00
7	Jack Flaherty J. Flaherty	0.00	2021	STL	2	0	0		0	3	0	0	0	2.0	1	0	0	0	1	0	0	0	8	0	13.50	4.50	3.00	0.00	37.5	12.5	1.00	.250	0.00	4.50
8	Sergio Alcántara S. Alcántara	0.00	2021	CHC	1	0	0		0	0	0	0	0	0.1	0	0	0	0	0	0	1	0	1	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
9	AJ Ramos	0.00	2021	LAA	4	0	0		0	3	0	0	0	4.2	0	0	0	0	2	0	3	0	16	0	5.79	3.86	1.50	0.00	18.8	12.5	0.43	.000	0.00	0.00
10	Logan Allen L. Allen	0.00	2021	CLE	3	1	0	1.000	0	7	0	0	0	6.0	7	0	0	0	1	1	1	0	25	0	10.50	1.50	7.00	0.00	28.0	4.0	1.33	.438	0.00	10.50
11	Luis Severino L. Severino	0.00	2021	NYY	4	1	0	1.000	0	8	0	0	0	6.0	2	0	0	0	1	1	1	0	22	0	12.00	1.50	8.00	0.00	36.4	4.5	0.50	.167	0.00	3.00
12	Romy Gonzalez R. Gonzalez	0.00	2021	CWS	1	0	0		0	1	0	0	0	0.1	0	0	0	0	0	0	1	0	1	0	27.00	0.00		0.00	100.0	0.0	0.00		0.00	0.00
13	Kaleb Ort K. Ort	0.00	2021	BOS	1	0	0		0	0	0	0	0	0.1	1	0	0	0	1	0	0	0	3	0	0.00	27.00	0.00	0.00	0.0	33.3	6.00	.500	0.00	27.00
14	Kervin Castro K. Castro	0.00	2021	SFG	10	1	1	.500	0	13	0	0	0	13.1	13	0	1	0	4	0	4	1	56	0	8.78	2.70	3.25	0.00	23.2	7.1	1.27	.333	0.68	8.78
15	Michael Pineda M. Pineda	0.00	2021	MIN	1	1	0	1.000	0	3	0	0	0	3.0	2	0	0	0	1	0	0	0	12	0	9.00	3.00	3.00	0.00	25.0	8.3	1.00	.250	0.00	6.00
16	Bryan Baker B. Baker	0.00	2021	TOR	1	0	0		0	1	0	0	0	1.0	1	0	0	0	0	0	0	0	4	2	9.00	0.00		0.00	25.0	0.0	1.00	.333	0.00	9.00
17	Andrew Vasquez A. Vasquez	0.00	2021	LAD	2	0	0		0	3	0	0	0	1.2	1	0	1	0	0	0	1	0	6	0	16.20	0.00		0.00	50.0	0.0	0.60	.333	5.40	5.40
18	Austin Slater A. Slater	0.00	2021	SFG	1	0	0		0	0	0	0	0	0.1	0	0	0	0	1	0	1	0	2	0	0.00	27.00	0.00	0.00	0.0	50.0	3.00	.000	0.00	0.00
19	Touki Toussaint T. Toussaint	0.00	2021	ATL	1	0	0		0	0	0	0	0	1.0	0	0	0	0	1	0	1	0	4	0	0.00	9.00	0.00	0.00	0.0	25.0	1.00	.000	0.00	0.00
20	Justin Turner J. Turner	0.00	2021	LAD	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
21	Chris Ellis C. Ellis	0.00	2021	TBR	1	1	0	1.000	0	7	0	0	0	4.0	3	0	0	0	1	0	1	0	16	1	15.75	2.25	7.00	0.00	43.8	6.3	1.00	.375	0.00	6.75
22	Mitch Moreland M. Moreland	0.00	2021	OAK	1	0	0		0	1	0	0	0	1.0	1	0	0	0	0	0	1	0	4	0	9.00	0.00		0.00	25.0	0.0	1.00	.333	0.00	9.00
23	Kevin Pillar K. Pillar	0.00	2021	NYM	1	0	0		0	0	0	0	0	0.1	0	0	0	0	0	0	1	0	1	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
24	Connor Overton C. Overton	0.00	2021	TOT	6	0	0		0	6	0	0	0	8.2	4	0	0	0	2	0	2	0	30	1	6.23	2.08	3.00	0.00	20.0	6.7	0.69	.182	0.00	4.15
25	Damon Jones D. Jones	0.00	2021	PHI	1	0	0		0	0	0	0	0	0.1	1	0	0	0	2	0	0	0	4	0	0.00	54.00	0.00	0.00	0.0	50.0	9.00	.500	0.00	27.00

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Some of the information used here was obtained free of charge from Retrosheet.

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Team Batting Leaders

45

Crow-Armstrong

RBI

107

Crow-Armstrong

AVG

.278

Crow-Armstrong

Team Pitching Leaders

11

Imanaga

171

Imanaga

ERA

3.63

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Team Rankings

218

3rd

844

1st

1,253

26th

ERA

4.13

16th

2026 Division Standings

TEAM	W	L	PCT	GB
Brewers	101	59	.631
Cubs	88	73	.547	13.5
Pirates	81	79	.506	20.0
Cardinals	77	83	.481	24.0
Reds	74	86	.463	27.0

Schedule

DATE	MATCHUP			TIME (ET)
Sun 9/27	CHC	@	BOS	3:05 PM

Last Game

Cubs

88 - 73

Final

Red Sox

87 - 74

Fri 25 Sep 2026

MLB 2026 Batting Leaders

HR Leaders

45

Crow-Armstrong

45

Schwarber

43

Alonso

RBI Leaders

115

Burleson

113

Alonso

111

Stewart

Batting Average Leaders

.315

Alvarez

.311

Moreno

.310

Arraez

Hit Leaders

189

Lopez

185

Arraez

181

Tatis

Run Leaders

119

Crow-Armstrong

111

Arozarena

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Rice

OBP Leaders

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Alvarez

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Bauers

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Rumfield

SLG Leaders

.599

Alvarez

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Crow-Armstrong

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Rice

SB Leaders

49

Nuñez

46

Simpson

44

Witt

MLB 2026 Pitching Leaders

Win Leaders

18

Sánchez

18

Gray

16

Rodriguez

Strikeout Leaders

248

Williams

247

Misiorowski

239

Schlittler

ERA Leaders

1.86

Misiorowski

1.95

Schlittler

2.16

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WHIP Leaders

0.80

Misiorowski

0.87

Yamamoto

0.91

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K/9 Leaders

13.13

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12.73

Cease

12.11

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K/BB Leaders

6.45

Sale

5.88

Misiorowski

5.44

Rasmussen

Walk Leaders

25

Martinez

31

Sale

32

Rasmussen

MLB Fantasy 2026

FanDuel Points Leaders

2,354.3

Crow-Armstrong

2,283.3

Ohtani

2,048.4

Alvarez

DraftKings Points Leaders

1,786

Crow-Armstrong

1,607.6

Ohtani

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MLB 2026 Betting

Best Record ATS

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90-70

87-73

86-74

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Worst Record ATS

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74-86

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MLB 2026 Standings

NL East	W	L	PCT	GB
Braves - y	93	67	.581
Phillies	87	73	.544	6.0
Marlins	79	81	.494	14.0
Nationals	76	84	.475	17.0
Mets	73	87	.456	20.0
NL Central	W	L	PCT	GB
Brewers - y	101	59	.631
Cubs - w	88	73	.547	13.5
Pirates	81	79	.506	20.0
Cardinals	77	83	.481	24.0
Reds	74	86	.463	27.0
NL West	W	L	PCT	GB
Dodgers - y	98	62	.613
Padres - w	89	71	.556	9.0
Diamondbacks	86	74	.538	12.0
Giants	65	95	.406	33.0
Rockies	57	103	.356	41.0

AL East	W	L	PCT	GB
Rays - y	97	63	.606
Yankees - w	93	68	.578	4.5
Red Sox - w	87	74	.540	10.5
Orioles	79	82	.491	18.5
Blue Jays	78	82	.488	19.0
AL Central	W	L	PCT	GB
Guardians - x	84	76	.525
White Sox - x	83	77	.519	1.0
Twins	76	84	.475	8.0
Tigers	75	85	.469	9.0
Royals	68	92	.425	16.0
AL West	W	L	PCT	GB
Astros	79	81	.494
Rangers	79	81	.494
Mariners	74	86	.463	5.0
Athletics	64	96	.400	15.0
Angels	62	98	.388	17.0

MLB 2026 Scores & Schedule

Scores

DATE	MATCHUP			SCORE
Fri 9/11	PIT	@	CHC	2-12
Fri 9/11	COL	@	DET	2-6
Fri 9/11	LAA	@	WSH	3-4
Fri 9/11	NYM	@	NYY	4-6
Fri 9/11	BAL	@	TOR	7-4

Schedule

DATE	MATCHUP			TIME (ET)
Sat 9/26	NYM	@	WSH	12:35 PM
Sat 9/26	PIT	@	DET	1:10 PM
Sat 9/26	CIN	@	TOR	3:07 PM
Sat 9/26	LAD	@	SFG	4:05 PM
Sat 9/26	ATL	@	MIA	4:10 PM

50 pitchers were tied for the best ERA by a relief pitcher in a season in 2021, with an ERA of 0.00. The first three are Joe Biagini, Seranthony Domínguez and Nick Pivetta.

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45

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MLB 2026 Batting Leaders

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189

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105

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MLB 2026 Pitching Leaders

18

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