50 pitchers are tied for the lowest ERA in a postseason, with an ERA of 0.00. The first three are Scott Barlow, Dylan Cease and Aroldis Chapman this season.

Interpreted as:

lowest postseason era by a player single 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	Scott Barlow S. Barlow	0.00	2025	CIN	1	0	0		0	4	0	0	0	1.2	0	0	0	0	0	0	0	0	5	0	21.60	0.00		0.00	80.0	0.0	0.00	.000	0.00	0.00
2	Dylan Cease D. Cease	0.00	2025	SDP	1	0	0		1	5	0	0	0	3.2	3	0	0	0	1	0	0	1	15	1	12.27	2.45	5.00	0.00	33.3	6.7	1.09	.333	0.00	7.36
3	Aroldis Chapman A. Chapman	0.00	2025	BOS	1	0	0		0	2	0	0	1	1.1	3	0	0	0	0	0	1	0	7	0	13.50	0.00		0.00	28.6	0.0	2.25	.600	0.00	20.25
4	Fernando Cruz F. Cruz	0.00	2025	NYY	2	0	0		0	1	0	0	0	1.2	1	0	0	0	1	0	0	0	7	0	5.40	5.40	1.00	0.00	14.3	14.3	1.20	.200	0.00	5.40
5	Kyle Finnegan K. Finnegan	0.00	2025	DET	1	0	0		0	1	0	0	0	1.2	0	0	0	0	1	0	0	0	6	0	5.40	5.40	1.00	0.00	16.7	16.7	0.60	.000	0.00	0.00
6	Max Fried M. Fried	0.00	2025	NYY	1	0	0		1	6	0	0	0	6.1	4	0	0	0	3	0	0	0	25	0	8.53	4.26	2.00	0.00	24.0	12.0	1.11	.250	0.00	5.68
7	Tim Hill T. Hill	0.00	2025	NYY	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
8	Jakob Junis J. Junis	0.00	2025	CLE	1	0	0		0	0	0	0	0	0.2	0	0	0	0	1	0	0	0	3	0	0.00	13.50	0.00	0.00	0.0	33.3	1.50	.000	0.00	0.00
9	Brad Keller B. Keller	0.00	2025	CHC	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
10	Steven Matz S. Matz	0.00	2025	BOS	1	0	0		0	1	0	0	0	1.0	2	0	0	0	0	0	0	0	5	0	9.00	0.00		0.00	20.0	0.0	2.00	.500	0.00	18.00
11	Wandy Peralta W. Peralta	0.00	2025	SDP	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
12	Drew Pomeranz D. Pomeranz	0.00	2025	CHC	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
13	Colin Rea C. Rea	0.00	2025	CHC	1	0	0		0	1	0	0	0	1.2	1	0	0	0	0	0	0	0	6	0	5.40	0.00		0.00	16.7	0.0	0.60	.200	0.00	5.40
14	Taylor Rogers T. Rogers	0.00	2025	CHC	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
15	Caleb Thielbar C. Thielbar	0.00	2025	CHC	1	0	0		0	1	0	0	0	0.2	1	0	0	0	1	0	0	0	4	0	13.50	13.50	1.00	0.00	25.0	25.0	3.00	.500	0.00	13.50
16	Blake Treinen B. Treinen	0.00	2025	LAD	2	0	0		0	2	0	0	0	1.1	1	0	0	0	0	0	1	0	5	0	13.50	0.00		0.00	40.0	0.0	0.75	.333	0.00	6.75
17	Devin Williams D. Williams	0.00	2025	NYY	2	1	0	1.000	0	1	0	0	0	2.0	1	0	0	0	1	0	0	0	7	0	4.50	4.50	1.00	0.00	14.3	14.3	1.00	.200	0.00	4.50
18	Justin Wilson J. Wilson	0.00	2025	BOS	1	0	0		0	0	0	0	0	1.2	0	0	0	0	0	0	0	0	5	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
19	Michael Soroka M. Soroka	0.00	2025	CHC	1	0	0		0	0	0	0	0	0.2	0	0	0	0	0	0	1	0	2	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
20	Nick Lodolo N. Lodolo	0.00	2025	CIN	1	0	0		0	0	0	0	0	1.2	1	0	0	0	0	1	0	0	7	0	0.00	0.00		0.00	0.0	0.0	0.60	.167	0.00	5.40
21	Graham Ashcraft G. Ashcraft	0.00	2025	CIN	1	0	0		0	0	0	0	0	1.0	2	0	0	0	0	1	1	0	6	0	0.00	0.00		0.00	0.0	0.0	2.00	.400	0.00	18.00
22	Will Vest W. Vest	0.00	2025	DET	1	0	0		0	1	0	0	1	1.1	1	0	0	0	0	0	1	0	5	0	6.75	0.00		0.00	20.0	0.0	0.75	.250	0.00	6.75
23	Cade Smith C. Smith	0.00	2025	CLE	2	1	0	1.000	0	3	0	0	0	2.1	0	0	0	0	2	2	2	0	12	0	11.57	7.71	1.50	0.00	25.0	16.7	0.86	.000	0.00	0.00
24	Tyler Holton T. Holton	0.00	2025	DET	1	0	0		0	1	0	0	0	2.1	1	0	0	0	0	0	0	0	7	0	3.86	0.00		0.00	14.3	0.0	0.43	.167	0.00	3.86
25	Erik Sabrowski E. Sabrowski	0.00	2025	CLE	2	0	0		0	2	0	0	0	1.1	0	0	0	0	1	0	0	0	5	0	13.50	6.75	2.00	0.00	40.0	20.0	0.75	.000	0.00	0.00