baltimore orioles all-time reliever era leader minimum 20 appearances

50 pitchers are tied for the best career ERA by an Orioles relief pitcher, with an ERA of 0.00. The first three are Jose Espada, Roansy Contreras and Luis Vázquez.

	NAME	ERA	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	Jose Espada J. Espada	0.00	1	0	0		0	4	0	0	0	3.0	1	0	0	0	0	0	1	0	9	0	12.00	0.00		0.00	44.4	0.0	0.33	.200	0.00	3.00
2	Roansy Contreras R. Contreras	0.00	1	0	0		0	2	0	0	0	4.1	3	0	0	0	1	1	0	0	17	0	4.15	2.08	2.00	0.00	11.8	5.9	0.92	.231	0.00	6.23
3	Luis 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
4	Tucker Davidson T. Davidson	0.00	1	1	0	1.000	0	1	0	0	0	4.2	4	0	0	0	2	0	0	0	19	0	1.93	3.86	0.50	0.00	5.3	10.5	1.29	.250	0.00	7.71
5	Vinny Nittoli V. Nittoli	0.00	2	0	0		0	3	0	0	0	4.0	2	0	0	0	0	0	1	0	14	0	6.75	0.00		0.00	21.4	0.0	0.50	.182	0.00	4.50
6	Chris Vallimont C. Vallimont	0.00	1	0	0		0	1	0	0	0	0.2	1	0	0	0	0	0	1	0	2	0	13.50	0.00		0.00	50.0	0.0	1.50	1.000	0.00	13.50
7	Josh Lester J. Lester	0.00	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
8	Zack Burdi Z. Burdi	0.00	1	0	0		0	1	0	0	0	1.0	0	0	0	0	1	0	1	0	4	0	9.00	9.00	1.00	0.00	25.0	25.0	1.00	.000	0.00	0.00
9	Brandon Waddell B. Waddell	0.00	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
10	Pat Valaika P. Valaika	0.00	2	0	0		0	0	0	0	0	1.1	0	0	0	0	0	0	2	0	5	0	0.00	0.00		0.00	0.0	0.0	0.00	.000	0.00	0.00
11	Jay Flaa J. Flaa	0.00	1	0	0		0	1	0	0	0	1.1	0	0	0	0	2	0	1	0	5	0	6.75	13.50	0.50	0.00	20.0	40.0	1.50	.000	0.00	0.00
12	Carson Fulmer C. Fulmer	0.00	3	0	0		0	4	0	0	0	3.2	0	0	0	0	2	1	2	0	14	2	9.82	4.91	2.00	0.00	28.6	14.3	0.55	.000	0.00	0.00
13	Bryan Holaday B. Holaday	0.00	1	0	0		0	0	0	0	0	0.1	2	0	0	0	0	0	1	0	3	1	0.00	0.00		0.00	0.0	0.0	6.00	.667	0.00	54.00
14	Jesus Sucre J. Sucre	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
15	Nate Karns N. Karns	0.00	2	0	0		0	0	0	0	0	1.1	3	0	0	0	0	1	1	0	8	0	0.00	0.00		0.00	0.0	0.0	2.25	.429	0.00	20.25
16	Danny Valencia D. Valencia	0.00	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
17	Cesar Cabral C. Cabral	0.00	2	0	0		0	1	0	0	0	1.0	0	0	0	0	1	0	2	0	3	0	9.00	9.00	1.00	0.00	33.3	33.3	1.00	.000	0.00	0.00
18	Ramon E Ramirez R. E Ramirez	0.00	1	0	0		0	2	0	0	0	1.0	0	0	0	0	1	0	1	0	4	0	18.00	9.00	2.00	0.00	50.0	25.0	1.00	.000	0.00	0.00
19	Jair Jurrjens J. Jurrjens	0.00	1	0	0		0	1	0	0	0	2.1	3	0	0	0	0	0	0	0	9	0	3.86	0.00		0.00	11.1	0.0	1.29	.375	0.00	11.57
20	Freddy Garcia F. Garcia	0.00	1	0	0		0	2	0	0	0	1.0	2	0	0	0	0	0	1	0	5	0	18.00	0.00		0.00	40.0	0.0	2.00	.667	0.00	18.00
21	Daniel Cabrera D. Cabrera	0.00	1	0	0		0	1	0	0	1	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
22	Damian Moss D. Moss	0.00	1	0	0		0	2	0	0	0	3.0	1	0	0	0	1	0	0	0	10	0	6.00	3.00	2.00	0.00	20.0	10.0	0.67	.143	0.00	3.00
23	John Stephens J. Stephens	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
24	Luis Rivera L. Rivera	0.00	1	0	0		0	0	0	0	0	0.2	1	0	0	0	1	0	0	0	4	0	0.00	13.50	0.00	0.00	0.0	25.0	3.00	.333	0.00	13.50
25	Brian Falkenborg B. Falkenborg	0.00	2	0	0		0	1	0	0	0	3.0	2	0	0	0	2	0	0	0	12	0	3.00	6.00	0.50	0.00	8.3	16.7	1.33	.222	0.00	6.00