The Seattle Mariners have a record of 15-29 on August 14 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	8/14/1977	0-1	SEA	@	BOS	L 1-11	.000	35	1	9	2	0	0	1	1	0	6	0	0	36	11	2	0	0	0	1	.257	.278	.314	.592
2	Mariners	8/14/1979	0-1	SEA	vs	CLE	L 4-7	.000	37	4	12	2	1	1	4	4	0	7	2	0	41	19	4	0	0	0	1	.324	.390	.514	.904
3	Mariners	8/14/1980	0-1	SEA	vs	CAL	L 1-2	.000	32	1	6	1	1	0	1	1	0	4	0	1	33	9	2	0	0	0	0	.188	.212	.281	.493
4	Mariners	8/14/1981	0-1	SEA	@	MIN	L 1-6	.000	34	1	7	2	0	0	1	1	0	5	0	0	35	9	2	0	0	0	1	.206	.229	.265	.493
5	Mariners	8/14/1981	1-0	SEA	@	MIN	W 13-3	1.000	45	13	18	1	0	4	12	2	0	1	0	0	47	31	5	0	0	0	1	.400	.426	.689	1.114
6	Mariners	8/14/1982	1-0	SEA	@	MIN	W 3-1	1.000	34	3	10	2	0	0	3	2	0	5	0	1	37	12	2	1	0	0	0	.294	.333	.353	.686
7	Mariners	8/14/1983	0-1	SEA	@	CAL	L 2-7	.000	30	2	5	0	0	2	2	1	0	4	0	0	31	11	2	0	0	0	2	.167	.194	.367	.560
8	Mariners	8/14/1984	1-0	SEA	@	NYY	W 2-1	1.000	31	2	5	2	0	1	1	0	0	9	0	0	31	10	3	0	0	0	1	.161	.161	.323	.484
9	Mariners	8/14/1985	0-1	SEA	vs	CAL	L 1-3	.000	43	1	9	0	0	0	1	1	0	11	1	0	44	9	0	0	0	0	2	.209	.227	.209	.437
10	Mariners	8/14/1985	1-0	SEA	vs	CAL	W 6-1	1.000	34	6	12	4	1	1	6	2	0	5	0	1	37	21	6	1	0	0	2	.353	.389	.618	1.007
11	Mariners	8/14/1986	0-1	SEA	vs	MIN	L 1-14	.000	32	1	7	0	0	0	1	4	0	4	0	0	37	7	0	0	1	0	1	.219	.297	.219	.516
12	Mariners	8/14/1987	0-1	SEA	@	MIN	L 3-6	.000	31	3	7	3	0	1	3	3	1	7	0	0	36	13	4	0	1	0	2	.226	.306	.419	.725
13	Mariners	8/14/1988	1-0	SEA	vs	CWS	W 11-0	1.000	37	11	14	3	1	4	10	4	0	3	1	0	42	31	8	0	1	0	0	.378	.429	.838	1.266
14	Mariners	8/14/1990	1-0	SEA	vs	BAL	W 7-1	1.000	34	7	13	5	0	2	7	6	0	1	0	0	40	24	7	0	0	1	3	.382	.475	.706	1.181
15	Mariners	8/14/1991	1-0	SEA	vs	OAK	W 4-0	1.000	27	4	7	0	1	1	3	4	2	6	0	0	34	12	2	1	0	0	2	.259	.394	.444	.838
16	Mariners	8/14/1992	0-1	SEA	vs	MIN	L 6-9	.000	36	6	9	3	0	1	4	4	1	3	0	0	41	15	4	0	0	0	1	.250	.341	.417	.758
17	Mariners	8/14/1993	1-0	SEA	vs	CAL	W 7-2	1.000	31	7	8	2	0	2	7	4	0	2	0	0	36	16	4	1	0	0	2	.258	.343	.516	.859
18	Mariners	8/14/1995	1-0	SEA	@	MIN	W 6-2	1.000	34	6	7	2	0	2	6	5	1	8	0	0	40	15	4	0	0	0	1	.206	.325	.441	.766
19	Mariners	8/14/1996	0-1	SEA	vs	KCR	L 1-3	.000	38	1	10	3	0	0	1	0	0	7	0	0	38	13	3	0	0	0	2	.263	.263	.342	.605
20	Mariners	8/14/1998	0-1	SEA	@	CWS	L 2-14	.000	34	2	9	0	0	0	2	2	0	5	1	0	36	9	0	0	0	0	2	.265	.306	.265	.570
21	Mariners	8/14/1999	0-1	SEA	@	BOS	L 2-13	.000	33	2	8	3	0	1	2	3	0	9	0	0	36	14	4	0	0	0	1	.242	.306	.424	.730
22	Mariners	8/14/2000	0-1	SEA	vs	DET	L 4-15	.000	38	4	12	4	0	1	4	2	0	5	0	0	40	19	5	0	0	0	1	.316	.350	.500	.850
23	Mariners	8/14/2001	1-0	SEA	@	BOS	W 6-3	1.000	44	6	15	3	0	2	6	5	0	12	4	1	50	24	5	1	0	0	2	.341	.408	.545	.954
24	Mariners	8/14/2002	0-1	SEA	vs	BOS	L 5-12	.000	35	5	8	1	0	2	5	1	0	7	0	0	36	15	3	0	0	0	0	.229	.250	.429	.679
25	Mariners	8/14/2003	0-1	SEA	vs	TOR	L 2-5	.000	35	2	9	2	0	0	2	2	0	8	0	0	38	11	2	0	1	0	0	.257	.289	.314	.604
	Total		15-29					.341	1,518	178	391	84	8	45	169	119	10	293	22	11	1,663	626	137	7	9	1	44	.258	.314	.412	.726