The Seattle Mariners have a record of 15-10 in the month of March 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	3/31/1996	1-0	SEA	vs	CWS	W 3-2	1.000	40	3	9	2	0	1	3	12	0	8	0	0	54	14	3	2	0	2	0	.225	.404	.350	.754
2	Mariners	3/31/1998	0-1	SEA	vs	CLE	L 9-10	.000	36	9	12	2	0	4	9	2	1	7	0	0	40	26	6	1	0	0	1	.333	.385	.722	1.107
3	Mariners	3/31/2008	1-0	SEA	vs	TEX	W 5-2	1.000	28	5	6	1	0	0	4	7	0	5	0	2	35	7	1	0	0	1	1	.214	.371	.250	.621
4	Mariners	3/28/2012	1-0	SEA	@	OAK	W 3-1	1.000	39	3	9	1	0	1	3	0	0	4	2	1	40	13	2	1	0	0	1	.231	.231	.333	.564
5	Mariners	3/29/2012	0-1	SEA	@	OAK	L 1-4	.000	30	1	3	0	0	1	1	1	0	7	0	0	31	6	1	0	0	0	0	.100	.129	.200	.329
6	Mariners	3/31/2014	1-0	SEA	@	LAA	W 10-3	1.000	36	10	11	4	2	1	10	8	0	11	1	1	45	22	7	0	1	1	0	.306	.422	.611	1.033
7	Mariners	3/29/2018	1-0	SEA	vs	CLE	W 2-1	1.000	28	2	6	1	0	1	2	1	0	8	0	0	29	10	2	0	0	0	2	.214	.241	.357	.599
8	Mariners	3/31/2018	0-1	SEA	vs	CLE	L 5-6	.000	36	5	10	1	0	2	5	1	0	8	0	0	37	17	3	0	0	1	0	.278	.297	.472	.770
9	Mariners	3/20/2019	1-0	SEA	@	OAK	W 9-7	1.000	31	9	7	1	0	2	9	6	2	10	2	1	41	14	3	1	1	0	0	.226	.375	.452	.827
10	Mariners	3/21/2019	1-0	SEA	@	OAK	W 5-4	1.000	43	5	9	4	0	2	5	5	2	9	1	0	51	19	6	0	1	0	1	.209	.314	.442	.756
11	Mariners	3/28/2019	1-0	SEA	vs	BOS	W 12-4	1.000	36	12	12	2	1	5	11	4	2	9	0	0	43	31	8	0	1	0	0	.333	.419	.861	1.280
12	Mariners	3/29/2019	0-1	SEA	vs	BOS	L 6-7	.000	34	6	8	2	0	3	6	4	0	10	1	0	40	19	5	0	2	0	0	.235	.300	.559	.859
13	Mariners	3/30/2019	1-0	SEA	vs	BOS	W 6-5	1.000	34	6	10	2	0	1	6	4	0	10	2	0	38	15	3	0	0	0	1	.294	.368	.441	.810
14	Mariners	3/31/2019	1-0	SEA	vs	BOS	W 10-8	1.000	37	10	12	3	0	2	10	7	0	11	1	0	45	21	5	0	1	0	0	.324	.422	.568	.990
15	Mariners	3/30/2023	1-0	SEA	vs	CLE	W 3-0	1.000	30	3	7	2	0	1	3	1	1	5	1	0	32	12	3	0	0	0	1	.233	.281	.400	.681
16	Mariners	3/31/2023	0-1	SEA	vs	CLE	L 4-9	.000	34	4	7	4	0	0	4	3	1	13	1	0	38	11	4	0	0	0	0	.206	.289	.324	.613
17	Mariners	3/28/2024	0-1	SEA	vs	BOS	L 4-6	.000	34	4	8	2	0	2	4	1	1	9	0	0	36	16	4	0	0	0	1	.235	.278	.471	.748
18	Mariners	3/29/2024	1-0	SEA	vs	BOS	W 1-0	1.000	28	1	4	0	0	1	1	2	0	14	1	0	30	7	1	0	0	0	0	.143	.200	.250	.450
19	Mariners	3/30/2024	1-0	SEA	vs	BOS	W 4-3	1.000	36	4	7	0	0	0	4	2	0	12	0	0	38	7	0	0	0	0	0	.194	.237	.194	.431
20	Mariners	3/31/2024	0-1	SEA	vs	BOS	L 1-5	.000	31	1	4	1	0	0	1	1	1	10	0	0	33	5	1	0	0	0	0	.129	.182	.161	.343
21	Mariners	3/27/2025	1-0	SEA	vs	ATH	W 4-2	1.000	25	4	5	0	0	2	4	7	1	7	1	0	35	11	2	1	1	0	1	.200	.382	.440	.822
22	Mariners	3/28/2025	0-1	SEA	vs	ATH	L 0-7	.000	31	0	5	0	0	0	0	3	0	13	0	0	34	5	0	0	0	0	0	.161	.235	.161	.397
23	Mariners	3/29/2025	0-1	SEA	vs	ATH	L 2-4	.000	30	2	5	1	0	0	1	6	2	12	4	0	38	6	1	0	0	0	1	.167	.342	.200	.542
24	Mariners	3/30/2025	1-0	SEA	vs	ATH	W 2-1	1.000	28	2	5	0	0	1	2	0	0	9	0	1	28	8	1	0	0	0	0	.179	.179	.286	.464
25	Mariners	3/31/2025	0-1	SEA	vs	DET	L 6-9	.000	35	6	8	2	1	3	6	6	0	9	0	0	41	21	6	0	0	0	0	.229	.341	.600	.941
	Total		15-10					.600	830	117	189	38	4	36	114	94	14	230	18	6	952	343	78	6	8	5	11	.228	.314	.413	.727