most runs batted in by first baseman in a single season

Lou Gehrig has the most RBIs by a first baseman in a season, with 185 RBIs in 1931.

	NAME	RBI	SEASON	TM	G	AB	R	H	2B	3B	HR	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+	BRAA
1	Lou Gehrig L. Gehrig	185	1931	NYY	155	619	163	211	31	15	46	117	0	56	17	12	738	410	92	2				.341	.446	.662	1.108	179	87.7	.488	184	83.8
2	Hank Greenberg H. Greenberg	184	1937	DET	154	594	137	200	49	14	40	102	3	101	8	3	701	397	103	2				.337	.436	.668	1.105	167	79.5	.483	164	65.3
3	Jimmie Foxx J. Foxx	175	1938	BSA	149	565	139	197	33	9	50	119	0	76	5	4	685	398	92	1				.349	.462	.704	1.166	178	91.7	.508	173	74.2
4	Lou Gehrig L. Gehrig	173	1930	NYY	154	581	143	220	42	17	41	101	3	63	12	14	703	419	100	18				.379	.473	.721	1.194	193	94.5	.507	198	98.3
5	Lou Gehrig L. Gehrig	173	1927	NYY	155	584	149	218	52	18	47	109	3	84	10	8	717	447	117	21				.373	.474	.765	1.240	199	110.9	.540	209	105.6
6	Jimmie Foxx J. Foxx	169	1932	PHA	154	585	151	213	33	9	58	116	0	96	3	7	701	438	100	0				.364	.469	.749	1.218	193	105.6	.522	198	95.8
7	Hank Greenberg H. Greenberg	168	1935	DET	152	619	120	203	46	16	36	87	0	91	4	3	710	389	98	4				.328	.411	.628	1.039	155	66.7	.457	158	56.8
8	Lou Gehrig L. Gehrig	166	1934	NYY	154	579	128	210	40	6	49	109	2	31	9	5	690	409	95	0				.363	.465	.706	1.172	182	94.8	.511	194	90.9
9	Jimmie Foxx J. Foxx	163	1933	PHA	149	573	125	204	37	9	48	96	1	93	2	2	670	403	94	0				.356	.449	.703	1.153	170	92.1	.510	189	79.8
10	Hal Trosky Sr. H. Trosky Sr.	162	1936	CLE	151	629	124	216	45	9	42	36	3	58	6	5	671	405	96	3				.343	.382	.644	1.026	144	55.7	.449	140	41.2
11	Lou Gehrig L. Gehrig	158	1937	NYY	157	569	138	200	37	9	37	127	4	49	4	3	700	366	83	0				.351	.473	.643	1.116	173	85.5	.494	176	76.5
12	Jimmie Foxx J. Foxx	156	1930	PHA	153	562	127	188	33	13	37	93	0	66	7	7	673	358	83	18				.335	.429	.637	1.066	156	61	.458	159	57
13	Lou Gehrig L. Gehrig	152	1936	NYY	155	579	167	205	37	7	49	130	7	46	3	4	719	403	93	3				.354	.478	.696	1.174	192	97.6	.512	178	85.8
14	Lou Gehrig L. Gehrig	151	1932	NYY	156	596	138	208	42	9	34	108	3	38	4	11	708	370	85	1				.349	.451	.621	1.072	167	77.9	.472	174	73.4
15	Andres Galarraga A. Galarraga	150	1996	COL	159	626	119	190	39	3	47	40	17	157	18	8	691	376	89	0	8	3	6	.304	.357	.601	.958	128	39.4	.402	123	20.5
16	Ryan Howard R. Howard	149	2006	PHI	159	581	104	182	25	1	58	108	9	181	0	0	704	383	84	0	6	37	7	.313	.425	.659	1.084	151	63	.436	162	57.5
17	Todd Helton T. Helton	147	2000	COL	160	580	138	216	59	2	42	103	4	61	5	3	697	405	103	0	10	22	12	.372	.463	.698	1.162	174	82.4	.476	161	58
18	Mark McGwire M. McGwire	147	1999	STL	153	521	118	145	21	1	65	133	2	141	0	0	661	363	87	0	5	21	12	.278	.424	.697	1.120	150	64.2	.453	169	61.5
19	Mark McGwire M. McGwire	147	1998	STL	155	509	130	152	21	0	70	162	6	155	1	0	681	383	91	0	4	28	8	.299	.470	.752	1.222	176	91.7	.492	205	90.7
20	Hank Greenberg H. Greenberg	147	1938	DET	155	556	143	175	23	4	58	119	3	92	7	5	681	380	85	3				.315	.438	.683	1.122	166	80.3	.489	162	62
21	Lou Gehrig L. Gehrig	147	1928	NYY	154	562	139	210	47	13	27	95	4	69	4	11	677	364	87	16				.374	.467	.648	1.115	165	82.1	.496	192	80.9
22	Cap Anson C. Anson	147	1886	CWS	125	504	117	187	35	11	10	55		19	29		559	274	56					.371		.544		146	64.6	.451	164	54.6
23	Ryan Howard R. Howard	146	2008	PHI	162	610	105	153	26	4	48	81	3	199	1	1	700	331	78	0	6	17	11	.251	.339	.543	.881	107	22.6	.368	121	18.2
24	Todd Helton T. Helton	146	2001	COL	159	587	132	197	54	2	49	98	5	104	7	5	696	402	105	1	5	15	14	.336	.432	.685	1.116	163	76.6	.457	160	54.8
25	Carlos Delgado C. Delgado	145	2003	TOR	161	570	117	172	38	1	42	109	19	137	0	0	705	338	81	0	7	23	9	.302	.426	.593	1.019	143	56.5	.423	159	52.1