The New York Yankees have a 55-55 record on September 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	Highlanders	9/12/1903	0-1	NYH	@	BSA	L 1-10	.000	33	1	9	2	0	0	1	1	0	5	1	-11	36	11	2	2		-11	-11	.273	.294	.333	.627
2	Highlanders	9/12/1904	1-0	NYH	vs	WSH	W 4-2	1.000	31	4	9	3	1	1	2	1	0	3	0		33	17	5	1				.290	.313	.548	.861
3	Highlanders	9/12/1905	0-1	NYH	@	PHA	L 3-4	.000	30	3	6	0	0	0	2	3	1	2	0		37	6	0	3				.200	.294	.200	.494
4	Highlanders	9/12/1905	1-0	NYH	@	PHA	W 7-4	1.000	35	7	10	1	0	0	7	2	2	8	1		40	11	1	1				.286	.359	.314	.673
5	Highlanders	9/12/1906	0-1	NYH	vs	BSA	L 2-4	.000	33	2	6	0	2	0	2	0	0	5	1		33	10	2	0				.182	.182	.303	.485
6	Highlanders	9/12/1907	0-1	NYH	vs	WSH	L 0-2	.000	33	0	7	2	0	0	0	1	0	5	3		35	9	2	1				.212	.235	.273	.508
7	Highlanders	9/12/1908	1-0	NYH	@	BOS	W 1-0	1.000	30	1	5	1	0	0	0	2	0	2	1		32	6	1	0				.167	.219	.200	.419
8	Highlanders	9/12/1910	0-1	NYH	@	BSA	L 0-4	.000	28	0	3	1	0	0	0	2	0	3	1		31	4	1	1				.107	.167	.143	.310
9	Highlanders	9/12/1910	0-1	NYH	@	BSA	L 5-6	.000	38	5	9	2	1	1	5	1	1	11	2		40	16	4	0				.237	.275	.421	.696
10	Highlanders	9/12/1911	0-1	NYH	vs	PHA	L 1-10	.000	38	1	11	0	0	0	1	3	0	4	0		41	11	0	0				.289	.341	.289	.631
11	Highlanders	9/12/1912	0-1	NYH	@	SLA	L 0-3	.000	32	0	5	0	0	0	0	2	0	1	0		34	5	0	0				.156	.206	.156	.362
12	Yankees	9/12/1913	1-0	NYY	vs	SLA	W 10-3	1.000	31	10	13	2	1	0	9	2	0	4	1		37	17	3	4				.419	.455	.548	1.003
13	Yankees	9/12/1914	1-0	NYY	vs	PHA	W 2-1	1.000	31	2	7	1	0	1	2	2	0	5	3		34	11	2	1				.226	.273	.355	.628
14	Yankees	9/12/1917	0-1	NYY	@	PHA	L 1-7	.000	34	1	9	2	0	0	1	3	0	5	0		38	11	2	1				.265	.324	.324	.648
15	Yankees	9/12/1920	1-0	NYY	@	DET	W 13-6	1.000	37	13	14	5	0	2	13	10	0	5	0	0	49	25	7	2				.378	.511	.676	1.186
16	Yankees	9/12/1923	1-0	NYY	vs	CWS	W 2-1	1.000	27	2	6	1	1	1	2	3	0	4	1	1	31	12	3	1				.222	.300	.444	.744
17	Yankees	9/12/1923	1-0	NYY	vs	CWS	W 5-3	1.000	34	5	12	1	0	0	5	3	1	4	0	0	40	13	1	2				.353	.421	.382	.803
18	Yankees	9/12/1925	1-0	NYY	@	PHA	W 7-2	1.000	37	7	9	4	0	2	5	3	0	8	0	1	40	19	6	0				.243	.300	.514	.814
19	Yankees	9/12/1925	0-1	NYY	@	PHA	L 6-10	.000	36	6	10	4	0	0	5	3	0	4	2	0	40	14	4	1				.278	.333	.389	.722
20	Yankees	9/12/1928	0-1	NYY	vs	PHA	L 3-4	.000	32	3	10	0	0	0	3	5	1	7	0	1	38	10	0	0				.313	.421	.313	.734
21	Yankees	9/12/1929	1-0	NYY	vs	SLA	W 5-2	1.000	33	5	11	2	0	1	5	0	0	5	1	0	34	16	3	1				.333	.333	.485	.818
22	Yankees	9/12/1930	0-1	NYY	@	DET	L 4-5	.000	35	4	8	1	0	1	3	6	0	9	1	0	41	12	2	0				.229	.341	.343	.684
23	Yankees	9/12/1931	0-1	NYY	vs	CWS	L 5-8	.000	47	5	13	2	0	0	5	5	0	5	0	0	54	15	2	2				.277	.346	.319	.665
24	Yankees	9/12/1931		NYY	vs	CWS	N 13-13		48	13	16	6	2	1	12	7	1	4	1	0	56	29	9	0				.333	.429	.604	1.033
25	Yankees	9/12/1932	1-0	NYY	@	CLE	W 8-3	1.000	46	8	11	3	1	1	7	6	0	4	1	1	52	19	5	0				.239	.327	.413	.740
	Total		55-55					.500	3,759	491	957	150	30	93	460	392	34	624	68	17	4,259	1,446	273	54	20	17	62	.255	.329	.385	.714