The Seattle Mariners have a record of 20-21 on June 16 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	6/16/1977	1-0	SEA	vs	OAK	W 3-1	1.000	28	3	6	2	0	1	3	5	1	6	0	0	35	11	3	1	0	0	0	.214	.353	.393	.746
2	Mariners	6/16/1978	0-1	SEA	@	BOS	L 3-6	.000	36	3	9	0	0	0	3	3	0	6	0	1	39	9	0	0	0	0	0	.250	.308	.250	.558
3	Mariners	6/16/1979	0-1	SEA	@	CLE	L 3-4	.000	36	3	13	0	0	0	3	0	0	4	0	2	37	13	0	0	1	0	0	.361	.351	.361	.712
4	Mariners	6/16/1980	0-1	SEA	@	NYY	L 3-6	.000	33	3	10	2	0	0	2	2	0	3	1	1	35	12	2	0	0	0	4	.303	.343	.364	.706
5	Mariners	6/16/1982	1-0	SEA	vs	TEX	W 7-2	1.000	29	7	7	1	0	1	6	8	0	4	1	0	39	11	2	1	1	1	0	.241	.395	.379	.774
6	Mariners	6/16/1984	0-1	SEA	vs	TEX	L 1-5	.000	31	1	5	1	1	0	1	1	0	3	1	0	32	8	2	0	0	0	1	.161	.188	.258	.446
7	Mariners	6/16/1985	1-0	SEA	vs	KCR	W 2-1	1.000	32	2	9	4	0	0	2	2	0	10	0	2	34	13	4	0	0	0	1	.281	.324	.406	.730
8	Mariners	6/16/1987	1-0	SEA	vs	CWS	W 8-6	1.000	32	8	14	2	1	1	8	2	0	2	1	2	35	21	4	1	0	1	2	.438	.471	.656	1.127
9	Mariners	6/16/1989	0-1	SEA	@	TOR	L 3-4	.000	32	3	5	1	0	0	3	1	0	5	0	0	33	6	1	0	0	0	2	.156	.182	.188	.369
10	Mariners	6/16/1990	1-0	SEA	vs	TEX	W 5-0	1.000	32	5	9	4	0	0	5	5	2	11	4	0	40	13	4	0	1	0	0	.281	.400	.406	.806
11	Mariners	6/16/1991	0-1	SEA	vs	DET	L 3-7	.000	38	3	12	3	0	1	3	2	0	4	1	0	40	18	4	0	0	0	1	.316	.350	.474	.824
12	Mariners	6/16/1992	1-0	SEA	vs	CWS	W 9-6	1.000	36	9	14	3	1	1	9	3	1	1	0	1	40	22	5	0	0	0	1	.389	.450	.611	1.061
13	Mariners	6/16/1993	0-1	SEA	vs	KCR	L 1-5	.000	33	1	6	1	0	0	1	3	1	4	1	0	37	7	1	0	0	0	0	.182	.270	.212	.482
14	Mariners	6/16/1994	0-1	SEA	@	KCR	L 1-4	.000	33	1	8	4	0	0	1	4	0	5	1	0	39	12	4	1	1	1	0	.242	.316	.364	.679
15	Mariners	6/16/1995	0-1	SEA	vs	MIN	L 1-10	.000	31	1	5	0	0	1	1	4	0	4	0	1	35	8	1	0	0	0	0	.161	.257	.258	.515
16	Mariners	6/16/1996	1-0	SEA	vs	CWS	W 7-6	1.000	32	7	12	2	0	0	7	5	1	2	2	0	40	14	2	1	1	1	1	.375	.462	.438	.899
17	Mariners	6/16/1998	0-1	SEA	@	ANA	L 2-3	.000	34	2	7	3	0	0	2	0	1	3	1	0	35	10	3	0	0	0	0	.206	.229	.294	.523
18	Mariners	6/16/1999	1-0	SEA	@	DET	W 7-1	1.000	37	7	13	4	0	1	7	4	0	7	1	0	44	20	5	1	2	0	0	.351	.395	.541	.936
19	Mariners	6/16/2000	0-1	SEA	@	MIN	L 2-7	.000	31	2	4	1	0	1	2	3	0	9	2	1	34	8	2	0	0	0	0	.129	.206	.258	.464
20	Mariners	6/16/2001	1-0	SEA	@	SDP	W 9-2	1.000	39	9	14	4	2	1	9	2	1	3	1	0	43	25	7	1	0	0	1	.359	.405	.641	1.046
21	Mariners	6/16/2002	0-1	SEA	@	SDP	L 3-5	.000	34	3	6	0	0	1	3	5	0	12	0	0	39	9	1	0	0	0	0	.176	.282	.265	.547
22	Mariners	6/16/2003	1-0	SEA	vs	ANA	W 6-3	1.000	34	6	11	1	0	3	6	2	0	6	0	1	36	21	4	0	0	0	0	.324	.361	.618	.979
23	Mariners	6/16/2004	0-1	SEA	@	MIL	L 1-4	.000	32	1	6	1	0	1	1	2	1	10	3	1	35	10	2	0	0	0	0	.188	.257	.313	.570
24	Mariners	6/16/2005	0-1	SEA	vs	PHI	L 2-3	.000	45	2	9	1	0	1	2	8	0	13	2	0	54	13	2	1	0	2	1	.200	.321	.289	.610
25	Mariners	6/16/2006	1-0	SEA	vs	SFG	W 5-4	1.000	29	5	10	3	0	1	5	3	0	1	1	0	33	16	4	0	1	0	2	.345	.394	.552	.946
	Total		20-21					.488	1,351	153	340	64	6	29	146	127	13	264	38	19	1,513	503	99	10	12	7	30	.252	.319	.372	.692