The Baltimore Orioles have a 55-48 record on May 12 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	Brewers	5/12/1901	1-0	MIL	vs	CLE	W 5-2	1.000	34	5	9	2	0	0	3	3	1	1	3	-9	39	11	2	1		-9	-9	.265	.342	.324	.666
2	Browns	5/12/1902	1-0	SLA	@	CLE	W 7-2	1.000	34	7	11	1	0	0	7	9	2	3	5	-9	48	12	1	3		-9	-9	.324	.489	.353	.842
3	Browns	5/12/1903	1-0	SLA	vs	WSH	W 13-2	1.000	37	13	19	5	0	0	11	1	1	-9	6	-9	40	24	5	1		-9	-9	.514	.538	.649	1.187
4	Browns	5/12/1904	1-0	SLA	@	WSH	W 8-7	1.000	35	8	8	0	0	1	6	3	2		1		41	11	1	1				.229	.325	.314	.639
5	Browns	5/12/1905	1-0	SLA	vs	PHA	W 4-1	1.000	32	4	8	0	0	0		1	1		0		34	8	0	0				.250	.294	.250	.544
6	Browns	5/12/1906	1-0	SLA	@	BSA	W 9-1	1.000	38	9	11	1	0	1		5	0		0		44	15	2	1				.289	.372	.395	.767
7	Browns	5/12/1907	0-1	SLA	vs	WSH	L 0-2	.000	28	0	3	0	0	0	0	3	0	0	0		31	3	0	0				.107	.194	.107	.301
8	Browns	5/12/1908	1-0	SLA	@	WSH	W 6-3	1.000	39	6	15	0	0	0	4	0	0	7	1		40	15	0	1				.385	.385	.385	.769
9	Browns	5/12/1909	0-1	SLA	vs	PHA	L 0-1	.000	33	0	7	1	0	0	0	1	0		0		34	8	1	0				.212	.235	.242	.478
10	Browns	5/12/1910	1-0	SLA	@	BSA	W 2-1	1.000	30	2	7	0	2	0	2	3	0	3	0		34	11	2	1				.233	.303	.367	.670
11	Browns	5/12/1911	0-1	SLA	vs	PHA	L 13-17	.000	45	13	18	4	2	1		3	0	8	0		48	29	7	0				.400	.438	.644	1.082
12	Browns	5/12/1913	0-1	SLA	vs	WSH	L 0-2	.000	30	0	4	1	0	0	0	2	0	8	1		32	5	1	0				.133	.188	.167	.354
13	Browns	5/12/1914	0-1	SLA	@	BSA	L 0-7	.000	30	0	3	0	0	0	0	0	1	8	0		31	3	0	0				.100	.129	.100	.229
14	Browns	5/12/1915	1-0	SLA	vs	PHA	W 3-0	1.000	27	3	9	0	0	0		7	0	4	4		34	9	0	0				.333	.471	.333	.804
15	Browns	5/12/1916	0-1	SLA	@	WSH	L 1-4	.000	30	1	6	0	0	0	1	7	0	9	0		37	6	0	0				.200	.351	.200	.551
16	Browns	5/12/1917	1-0	SLA	vs	PHA	W 4-0	1.000	28	4	8	1	0	0	3	1	0	1	0		30	9	1	1				.286	.310	.321	.632
17	Browns	5/12/1919	0-1	SLA	@	CWS	L 3-4	.000	34	3	9	2	0	0	2	1	0	4	2		35	11	2	0				.265	.286	.324	.609
18	Browns	5/12/1920	1-0	SLA	@	PHA	W 5-4	1.000	34	5	8	1	0	2	5	2	0	2	0	3	38	15	3	2				.235	.278	.441	.719
19	Browns	5/12/1921	0-1	SLA	vs	PHA	L 6-8	.000	35	6	9	2	1	0	5	4	1	2	4	1	40	13	3	0				.257	.350	.371	.721
20	Browns	5/12/1922	1-0	SLA	@	PHA	W 13-4	1.000	36	13	11	0	0	4	13	8	1	4	1	0	45	23	4	0				.306	.444	.639	1.083
21	Browns	5/12/1923	1-0	SLA	vs	BSA	W 2-1	1.000	31	2	8	2	1	0	2	1	0	1	0	1	32	12	3	0				.258	.281	.387	.668
22	Browns	5/12/1925	1-0	SLA	vs	WSH	W 6-3	1.000	30	6	8	3	0	2	6	4	0	0	0	1	35	17	5	1				.267	.353	.567	.920
23	Browns	5/12/1926	0-1	SLA	@	WSH	L 4-7	.000	35	4	9	2	1	0	4	2	0	4	0	0	38	13	3	1				.257	.297	.371	.669
24	Browns	5/12/1927	0-1	SLA	vs	NYY	L 3-4	.000	34	3	9	4	0	0	3	1	0	3	0	0	35	13	4	0				.265	.286	.382	.668
25	Browns	5/12/1928	0-1	SLA	@	BSA	L 2-15	.000	36	2	11	1	0	0	1	1	0	2	0	0	37	12	1	0				.306	.324	.333	.658
	Total		55-48					.534	3,444	444	910	154	25	75		327	23		58	21	3,860	1,339	254	53	13	13	61	.264	.331	.389	.720