The Seattle Mariners are 9-18 on April 5 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	4/5/1978	1-0	SEA	vs	MIN	W 3-2	1.000	32	3	9	1	0	1	3	2	0	6	1	0	36	13	2	2	0	0	0	.281	.324	.406	.730
2	Mariners	4/5/1983	1-0	SEA	vs	NYY	W 5-4	1.000	31	5	9	3	0	1	5	2	0	7	1	1	34	15	4	0	1	0	0	.290	.324	.484	.807
3	Mariners	4/5/1984	0-1	SEA	vs	TOR	L 5-13	.000	35	5	10	2	0	2	5	2	0	8	0	0	37	18	4	0	0	0	2	.286	.324	.514	.839
4	Mariners	4/5/1988	0-1	SEA	@	OAK	L 0-6	.000	33	0	9	2	0	0	0	3	0	8	0	0	36	11	2	0	0	0	2	.273	.333	.333	.667
5	Mariners	4/5/1989	0-1	SEA	@	OAK	L 1-11	.000	31	1	4	0	1	1	1	1	0	4	0	0	32	9	2	0	0	0	0	.129	.156	.290	.447
6	Mariners	4/5/1996	0-1	SEA	vs	MIL	L 6-10	.000	34	6	6	2	0	2	6	2	0	8	0	0	36	14	4	0	0	0	0	.176	.222	.412	.634
7	Mariners	4/5/1997	0-1	SEA	vs	BOS	L 6-8	.000	35	6	11	4	0	2	6	10	1	5	2	0	46	21	6	0	0	1	4	.314	.478	.600	1.078
8	Mariners	4/5/1998	0-1	SEA	vs	BOS	L 5-10	.000	34	5	8	1	0	2	5	4	0	6	0	1	38	15	3	0	0	0	0	.235	.316	.441	.757
9	Mariners	4/5/1999	0-1	SEA	vs	CWS	L 2-8	.000	34	2	8	1	0	2	2	3	0	8	0	0	37	15	3	0	0	0	0	.235	.297	.441	.738
10	Mariners	4/5/2000	1-0	SEA	vs	BOS	W 9-3	1.000	32	9	9	0	1	3	9	8	1	9	0	0	42	20	4	0	1	0	1	.281	.429	.625	1.054
11	Mariners	4/5/2002	1-0	SEA	vs	OAK	W 7-1	1.000	34	7	10	3	0	2	7	3	0	4	0	0	38	19	5	1	0	1	0	.294	.351	.559	.910
12	Mariners	4/5/2003	0-1	SEA	@	TEX	L 4-8	.000	38	4	11	3	0	1	4	3	1	11	1	0	42	17	4	0	0	0	0	.289	.357	.447	.805
13	Mariners	4/5/2005	0-1	SEA	vs	MIN	L 4-8	.000	33	4	7	3	0	0	4	2	1	10	2	0	36	10	3	0	0	0	1	.212	.278	.303	.581
14	Mariners	4/5/2006	1-0	SEA	vs	LAA	W 6-4	1.000	33	6	11	2	1	0	5	4	1	3	1	1	38	15	3	0	0	1	0	.333	.421	.455	.876
15	Mariners	4/5/2008	0-1	SEA	@	BAL	L 4-6	.000	32	4	6	0	0	2	4	3	1	7	0	0	36	12	2	0	0	0	1	.188	.278	.375	.653
16	Mariners	4/5/2010	1-0	SEA	@	OAK	W 5-3	1.000	31	5	6	2	0	1	5	8	0	8	3	2	40	11	3	0	1	1	1	.194	.350	.355	.705
17	Mariners	4/5/2011	0-1	SEA	@	TEX	L 2-3	.000	34	2	6	1	0	0	2	2	0	5	0	0	36	7	1	0	0	0	0	.176	.222	.206	.428
18	Mariners	4/5/2013	1-0	SEA	@	CWS	W 8-7	1.000	38	8	12	4	1	1	8	3	0	9	1	1	42	21	6	1	0	0	2	.316	.366	.553	.918
19	Mariners	4/5/2014	1-0	SEA	@	OAK	W 3-1	1.000	34	3	7	2	0	2	3	1	0	9	0	0	35	15	4	0	0	1	0	.206	.229	.441	.670
20	Mariners	4/5/2016	1-0	SEA	@	TEX	W 10-2	1.000	36	10	11	3	0	4	10	4	2	4	0	0	42	26	7	0	0	0	2	.306	.405	.722	1.127
21	Mariners	4/5/2017	0-1	SEA	@	HOU	L 3-5	.000	45	3	6	2	0	1	3	8	0	14	3	0	53	11	3	0	0	0	0	.133	.264	.244	.509
22	Mariners	4/5/2018	0-1	SEA	@	MIN	L 2-4	.000	36	2	8	0	0	0	2	4	0	7	2	0	40	8	0	0	0	0	1	.222	.300	.222	.522
23	Mariners	4/5/2019	0-1	SEA	@	CWS	L 8-10	.000	35	8	9	1	0	4	8	5	0	9	1	0	41	22	5	0	1	0	0	.257	.341	.629	.970
24	Mariners	4/5/2021	0-1	SEA	vs	CWS	L 0-6	.000	30	0	3	2	0	0	0	4	2	15	1	0	36	5	2	0	0	0	0	.100	.250	.167	.417
25	Mariners	4/5/2023	0-1	SEA	vs	LAA	L 3-4	.000	32	3	8	1	0	0	3	4	2	10	0	0	38	9	1	0	0	0	1	.250	.368	.281	.650
	Total		9-18					.333	916	117	219	47	4	35	116	103	15	209	21	8	1,043	379	86	4	5	5	20	.239	.324	.414	.738