The Seattle Mariners have a record of 22-22 on June 18 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	6/18/1977	1-0	SEA	@	TEX	W 6-1	1.000	42	6	13	2	0	0	5	1	1	6	0	1	45	15	2	1	0	1	0	.310	.341	.357	.698
2	Mariners	6/18/1978	1-0	SEA	@	BOS	W 3-2	1.000	38	3	11	3	0	0	3	2	0	6	1	0	40	14	3	0	0	0	0	.289	.325	.368	.693
3	Mariners	6/18/1979	1-0	SEA	@	CWS	W 5-1	1.000	37	5	13	3	0	0	5	5	0	3	0	0	44	16	3	2	0	0	1	.351	.429	.432	.861
4	Mariners	6/18/1980	0-1	SEA	@	BOS	L 2-6	.000	34	2	7	1	1	0	2	2	0	8	2	0	37	10	2	0	1	0	0	.206	.243	.294	.537
5	Mariners	6/18/1982	0-1	SEA	vs	KCR	L 1-4	.000	30	1	4	0	1	0	1	6	0	3	1	0	37	6	1	0	1	0	0	.133	.270	.200	.470
6	Mariners	6/18/1983	0-1	SEA	@	KCR	L 5-6	.000	35	5	8	1	1	1	5	3	0	3	0	0	39	14	3	1	0	0	0	.229	.289	.400	.689
7	Mariners	6/18/1984	0-1	SEA	vs	CWS	L 4-8	.000	32	4	6	0	0	2	4	2	1	6	1	0	35	12	2	0	0	0	1	.188	.257	.375	.632
8	Mariners	6/18/1985	0-1	SEA	@	TEX	L 5-8	.000	35	5	8	1	0	0	5	2	0	8	0	0	37	9	1	0	0	0	0	.229	.270	.257	.527
9	Mariners	6/18/1986	0-1	SEA	@	CLE	L 1-5	.000	29	1	3	0	0	1	1	4	0	4	0	0	33	6	1	0	0	0	1	.103	.212	.207	.419
10	Mariners	6/18/1988	0-1	SEA	@	MIN	L 2-6	.000	34	2	7	0	0	0	2	7	0	7	0	0	41	7	0	0	0	0	1	.206	.341	.206	.547
11	Mariners	6/18/1989	1-0	SEA	@	TOR	W 8-2	1.000	35	8	11	2	1	2	8	7	0	2	0	1	43	21	5	0	1	1	0	.314	.419	.600	1.019
12	Mariners	6/18/1990	0-1	SEA	@	KCR	L 2-6	.000	35	2	9	1	0	0	2	4	1	11	1	0	40	10	1	0	0	0	1	.257	.350	.286	.636
13	Mariners	6/18/1991	1-0	SEA	@	BOS	W 2-1	1.000	35	2	8	2	0	0	1	3	0	6	0	0	38	10	2	0	0	1	0	.229	.289	.286	.575
14	Mariners	6/18/1992	1-0	SEA	vs	CWS	W 5-4	1.000	43	5	13	2	1	1	5	4	0	9	2	0	47	20	4	0	0	2	0	.302	.362	.465	.827
15	Mariners	6/18/1993	1-0	SEA	vs	TEX	W 3-2	1.000	26	3	9	1	0	1	3	5	0	3	1	1	33	13	2	1	1	0	3	.346	.438	.500	.938
16	Mariners	6/18/1994	1-0	SEA	@	KCR	W 3-1	1.000	33	3	7	2	0	0	3	3	0	1	0	0	37	9	2	1	0	1	0	.212	.278	.273	.551
17	Mariners	6/18/1995	1-0	SEA	vs	MIN	W 2-1	1.000	31	2	8	3	0	0	1	1	0	3	1	0	34	11	3	2	0	1	1	.258	.281	.355	.636
18	Mariners	6/18/1996	0-1	SEA	vs	TOR	L 3-11	.000	30	3	4	2	0	0	3	6	1	10	0	1	37	6	2	0	0	0	1	.133	.297	.200	.497
19	Mariners	6/18/1997	0-1	SEA	@	SFG	L 2-4	.000	31	2	4	1	0	2	2	2	0	7	0	0	33	11	3	0	0	0	0	.129	.182	.355	.537
20	Mariners	6/18/1998	0-1	SEA	@	ANA	L 5-11	.000	32	5	8	1	0	1	5	2	1	6	1	0	36	12	2	0	1	0	1	.250	.306	.375	.681
21	Mariners	6/18/1999	1-0	SEA	@	CLE	W 9-4	1.000	38	9	10	2	0	2	8	5	0	3	0	0	43	18	4	0	0	2	0	.263	.349	.474	.823
22	Mariners	6/18/2000	1-0	SEA	@	MIN	W 10-2	1.000	38	10	12	1	0	4	10	7	0	7	0	0	46	25	5	0	1	0	0	.316	.413	.658	1.071
23	Mariners	6/18/2001	0-1	SEA	@	OAK	L 3-4	.000	31	3	7	2	0	0	3	1	1	4	1	0	34	9	2	0	1	0	3	.226	.265	.290	.555
24	Mariners	6/18/2002	1-0	SEA	@	CIN	W 8-1	1.000	35	8	9	5	0	1	8	4	1	2	0	0	41	17	6	0	1	2	0	.257	.341	.486	.827
25	Mariners	6/18/2003	1-0	SEA	vs	ANA	W 2-0	1.000	30	2	7	1	1	0	2	4	2	6	1	0	36	10	2	0	0	0	1	.233	.361	.333	.694
	Total		22-22					.500	1,491	157	365	73	7	30	149	143	16	299	26	7	1,672	542	110	13	9	14	25	.245	.316	.364	.679