The Seattle Mariners have a 13-17 record on July 13 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	7/13/1977	1-0	SEA	@	OAK	W 3-1	1.000	33	3	7	0	0	1	3	0	0	6	0	1	33	10	1	0	0	0	0	.212	.212	.303	.515
2	Mariners	7/13/1978	1-0	SEA	vs	DET	W 5-4	1.000	37	5	13	1	0	1	5	1	0	4	0	0	38	17	2	0	0	0	0	.351	.368	.459	.828
3	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
4	Mariners	7/13/1980	0-1	SEA	@	MIN	L 6-7	.000	47	6	14	1	1	0	6	7	0	8	1	0	59	17	2	5	0	0	2	.298	.389	.362	.751
5	Mariners	7/13/1983	1-0	SEA	@	BOS	W 6-4	1.000	39	6	13	3	0	2	6	2	0	6	1	2	41	22	5	0	0	0	0	.333	.366	.564	.930
6	Mariners	7/13/1984	0-1	SEA	vs	BOS	L 5-9	.000	39	5	13	1	1	0	4	2	0	5	0	0	41	16	2	0	0	0	1	.333	.366	.410	.776
7	Mariners	7/13/1985	1-0	SEA	vs	BOS	W 6-5	1.000	30	6	8	4	0	3	5	4	0	6	0	0	35	21	7	1	0	2	1	.267	.353	.700	1.053
8	Mariners	7/13/1986	0-1	SEA	@	MIL	L 0-5	.000	29	0	4	0	0	0	0	5	0	12	0	2	34	4	0	0	0	0	0	.138	.265	.138	.403
9	Mariners	7/13/1989	1-0	SEA	@	DET	W 5-4	1.000	42	5	10	0	0	1	3	5	1	5	0	1	48	13	1	0	0	1	1	.238	.333	.310	.643
10	Mariners	7/13/1990	0-1	SEA	vs	CLE	L 7-13	.000	39	7	11	1	0	0	7	6	0	8	3	0	45	12	1	0	0	0	1	.282	.378	.308	.685
11	Mariners	7/13/1991	0-1	SEA	vs	CLE	L 3-6	.000	29	3	4	2	0	1	3	0	0	8	0	0	31	9	3	2	0	0	0	.138	.138	.310	.448
12	Mariners	7/13/1995	0-1	SEA	vs	TOR	L 1-4	.000	31	1	6	0	0	1	1	4	0	6	1	0	35	9	1	0	0	0	0	.194	.286	.290	.576
13	Mariners	7/13/1996	0-1	SEA	vs	CAL	L 4-6	.000	33	4	9	0	0	2	3	2	0	3	0	0	35	15	2	0	0	0	3	.273	.314	.455	.769
14	Mariners	7/13/1997	0-1	SEA	vs	TEX	L 2-4	.000	35	2	8	3	0	2	2	1	0	13	1	0	36	17	5	0	0	0	0	.229	.250	.486	.736
15	Mariners	7/13/1998	1-0	SEA	vs	TEX	W 10-3	1.000	40	10	15	3	0	2	9	3	0	5	1	0	43	24	5	0	0	0	1	.375	.419	.600	1.019
16	Mariners	7/13/2000	0-1	SEA	@	SDP	L 1-2	.000	32	1	6	1	0	0	0	2	1	7	0	2	37	7	1	2	0	0	1	.188	.257	.219	.476
17	Mariners	7/13/2001	0-1	SEA	vs	SFG	L 3-5	.000	33	3	7	1	0	2	3	1	0	13	1	0	34	14	3	0	0	0	1	.212	.235	.424	.660
18	Mariners	7/13/2002	0-1	SEA	@	TBD	L 3-4	.000	33	3	8	0	0	3	3	4	1	7	0	3	38	17	3	0	0	0	1	.242	.342	.515	.857
19	Mariners	7/13/2003	1-0	SEA	vs	TBD	W 13-2	1.000	34	13	14	1	1	1	13	9	0	4	0	0	44	20	3	0	1	0	2	.412	.523	.588	1.111
20	Mariners	7/13/2007	0-1	SEA	vs	DET	L 3-6	.000	36	3	9	1	0	2	3	0	0	7	0	0	36	16	3	0	0	0	0	.250	.250	.444	.694
21	Mariners	7/13/2008	1-0	SEA	@	KCR	W 4-3	1.000	33	4	8	1	0	1	3	1	0	6	2	1	35	12	2	1	0	0	1	.242	.265	.364	.628
22	Mariners	7/13/2012	0-1	SEA	vs	TEX	L 2-3	.000	34	2	7	0	0	0	1	3	0	5	3	0	37	7	0	0	0	0	0	.206	.270	.206	.476
23	Mariners	7/13/2013	1-0	SEA	vs	LAA	W 6-0	1.000	32	6	11	1	0	1	5	3	1	5	0	1	36	15	2	0	0	0	2	.344	.417	.469	.885
24	Mariners	7/13/2014	0-1	SEA	vs	OAK	L 1-4	.000	32	1	6	0	0	0	1	2	0	7	1	0	34	6	0	0	0	1	0	.188	.235	.188	.423
25	Mariners	7/13/2018	0-1	SEA	@	COL	L 7-10	.000	37	7	12	2	2	0	6	4	0	7	0	1	41	18	4	0	0	0	1	.324	.390	.486	.877
	Total		13-17					.433	1,033	129	270	34	6	37	117	93	8	217	23	15	1,149	427	77	12	3	5	27	.261	.326	.413	.740