The Seattle Mariners have a record of 31-36 on Fridays against the Orioles all-time.

	TEAM	DATE	REC	TM		OPP	RESULT	W%	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS
1	Mariners	5/6/1977	0-1	SEA	@	BAL	L 1-4	.000	30	1	5	1	0	0	1	1	0	2	0	0	31	6	1	0	0	0	2	.167	.194	.200	.394
2	Mariners	7/29/1977	0-1	SEA	vs	BAL	L 4-5	.000	34	4	8	0	1	2	4	3	0	9	1	0	38	16	3	1	0	0	1	.235	.297	.471	.768
3	Mariners	6/2/1978	0-1	SEA	vs	BAL	L 9-10	.000	39	9	13	3	1	2	9	6	0	3	1	0	45	24	6	0	0	1	1	.333	.422	.615	1.038
4	Mariners	8/25/1978	0-1	SEA	@	BAL	L 0-5	.000	29	0	2	0	0	0	0	6	0	4	2	0	35	2	0	0	0	0	0	.069	.229	.069	.298
5	Mariners	5/11/1979	0-1	SEA	@	BAL	L 3-8	.000	33	3	6	0	0	1	3	2	0	5	0	0	35	9	1	0	0	0	1	.182	.229	.273	.501
6	Mariners	7/13/1979	1-0	SEA	vs	BAL	W 4-3	1.000	34	4	10	1	0	1	4	1	1	7	2	0	37	14	2	1	0	0	0	.294	.333	.412	.745
7	Mariners	6/13/1980	1-0	SEA	vs	BAL	W 7-6	1.000	32	7	11	1	0	2	6	4	0	4	0	2	38	18	3	1	1	1	1	.344	.405	.563	.968
8	Mariners	6/20/1980	1-0	SEA	@	BAL	W 3-1	1.000	33	3	9	1	0	1	3	3	0	1	0	0	38	13	2	2	0	0	0	.273	.333	.394	.727
9	Mariners	5/14/1982	0-1	SEA	vs	BAL	L 4-11	.000	33	4	9	0	0	0	3	1	0	3	0	0	35	9	0	0	1	0	1	.273	.286	.273	.558
10	Mariners	7/16/1982	1-0	SEA	@	BAL	W 6-0	1.000	39	6	14	2	0	2	6	2	0	0	2	0	41	22	4	0	0	0	1	.359	.390	.564	.954
11	Mariners	4/29/1983	0-1	SEA	vs	BAL	L 1-9	.000	35	1	9	0	1	1	1	0	0	3	2	0	35	14	2	0	0	0	0	.257	.257	.400	.657
12	Mariners	7/8/1983	1-0	SEA	@	BAL	W 3-0	1.000	34	3	10	1	0	0	3	4	0	6	1	3	38	11	1	0	0	0	1	.294	.368	.324	.692
13	Mariners	5/18/1984	0-1	SEA	@	BAL	L 1-4	.000	32	1	6	0	0	0	1	1	0	6	0	0	34	6	0	0	1	0	0	.188	.206	.188	.393
14	Mariners	8/31/1984	0-1	SEA	vs	BAL	L 7-11	.000	35	7	9	0	1	2	7	5	0	5	0	0	40	17	3	0	0	0	1	.257	.350	.486	.836
15	Mariners	5/17/1985	0-1	SEA	vs	BAL	L 3-11	.000	33	3	8	0	0	2	3	5	0	4	0	0	38	14	2	0	0	0	2	.242	.342	.424	.766
16	Mariners	8/30/1985	0-1	SEA	@	BAL	L 0-6	.000	29	0	3	1	0	0	0	1	0	5	0	0	30	4	1	0	0	0	1	.103	.133	.138	.271
17	Mariners	5/23/1986	0-1	SEA	vs	BAL	L 5-7	.000	35	5	8	1	2	2	5	1	0	7	0	0	36	19	5	0	0	0	0	.229	.250	.543	.793
18	Mariners	9/5/1986	1-0	SEA	@	BAL	W 8-2	1.000	38	8	12	0	0	1	8	7	1	9	0	0	46	15	1	0	0	1	1	.316	.435	.395	.830
19	Mariners	5/29/1987	1-0	SEA	@	BAL	W 7-3	1.000	37	7	13	1	0	2	7	3	0	7	4	0	40	20	3	0	0	0	2	.351	.400	.541	.941
20	Mariners	8/21/1987	1-0	SEA	vs	BAL	W 3-2	1.000	33	3	11	3	0	2	3	3	0	1	0	0	37	20	5	1	0	0	1	.333	.389	.606	.995
21	Mariners	5/20/1988	1-0	SEA	@	BAL	W 3-2	1.000	31	3	5	1	0	1	3	2	0	3	0	0	34	9	2	1	0	0	0	.161	.212	.290	.502
22	Mariners	9/2/1988	0-1	SEA	vs	BAL	L 3-4	.000	35	3	10	4	0	1	3	4	0	5	0	0	39	17	5	0	0	0	0	.286	.359	.486	.845
23	Mariners	4/28/1989	1-0	SEA	vs	BAL	W 11-5	1.000	35	11	13	3	0	1	10	5	0	1	1	0	41	19	4	0	1	1	1	.371	.439	.543	.982
24	Mariners	4/27/1990	1-0	SEA	@	BAL	W 4-3	1.000	35	4	7	1	0	1	4	0	0	2	0	0	35	11	2	0	0	0	0	.200	.200	.314	.514
25	Mariners	5/4/1990	0-1	SEA	vs	BAL	L 8-9	.000	36	8	10	2	0	2	7	4	0	4	1	1	41	18	4	0	1	0	1	.278	.341	.500	.841
	Total		31-36					.463	2,300	323	620	101	11	86	312	221	13	386	53	20	2,572	1,001	198	17	21	14	54	.270	.334	.435	.769