Bob Harris and Red Ruffing were tied for giving up the most home runs in 1940, with 24 HR.

	NAME	HR	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Bob Harris B. Harris	24	1940	SLA	35	11	15	.423	28	4.93	49	8	1	1	193.2	225	106	120	85	3	5	877	8	2.28	3.95	0.58	1.12	5.6	9.7	1.60	.281	5.58	108	5.31	119	10.46	-16.9
2	Red Ruffing R. Ruffing	24	1940	NYY	30	15	12	.556	30	3.38	97	20	3	0	226.0	218	85	98	76	3	0	954	1	3.86	3.03	1.28	0.96	10.2	8.0	1.30	.257	3.90	80	4.41	107	8.68	-8.1
3	Carl Hubbell C. Hubbell	22	1940	NYG	31	11	12	.478	28	3.65	86	11	2	0	214.1	220	87	102	59	2	3	916	3	3.61	2.48	1.46	0.92	9.4	6.4	1.30	.265	4.28	94	4.22	106	9.24	-5.7
4	Johnny Rigney J. Rigney	22	1940	CWS	39	14	18	.438	33	3.11	141	19	2	3	280.2	240	97	117	90	2	6	1,152	5	4.52	2.89	1.57	0.71	12.2	7.8	1.18	.243	3.75	72	3.83	90	7.70	12.9
5	Chubby Dean C. Dean	21	1940	PHA	30	6	13	.316	19	6.61	38	8	1	1	159.1	220	117	136	63	0	8	754	5	2.15	3.56	0.60	1.19	5.0	8.4	1.78	.315	7.68	149	5.26	121	12.43	-16.1
6	Marv Breuer M. Breuer	20	1940	NYY	27	8	9	.471	22	4.55	71	10	0	0	164.0	175	83	89	61	0	2	722	3	3.90	3.35	1.16	1.10	9.8	8.4	1.44	.272	4.88	108	4.67	113	9.60	-10.9
7	Lefty Grove L. Grove	20	1940	BSA	22	7	6	.538	21	3.99	62	9	1	0	153.1	159	68	73	50	1	1	652	1	3.64	2.93	1.24	1.17	9.5	7.7	1.36	.268	4.28	88	4.72	107	9.33	-4.6
8	Sid Hudson S. Hudson	20	1940	WSH	38	17	16	.515	31	4.57	96	19	3	1	252.0	272	128	149	81	3	3	1,090	6	3.43	2.89	1.19	0.71	8.8	7.4	1.40	.283	5.32	109	4.11	100	9.71	-0.3
9	Dutch Leonard D. Leonard	19	1940	WSH	35	14	19	.424	35	3.49	124	23	2	0	289.0	328	112	136	78	2	0	1,245	10	3.86	2.43	1.59	0.59	10.0	6.3	1.40	.302	4.24	83	3.66	89	10.21	14.5
10	Bill Lohrman B. Lohrman	19	1940	NYG	31	10	15	.400	27	3.78	73	11	4	1	195.0	200	82	98	43	3	2	810	3	3.37	1.98	1.70	0.88	9.0	5.3	1.25	.269	4.52	97	4.06	102	9.23	-1.7
11	Bobo Newsom B. Newsom	19	1940	DET	36	21	5	.808	34	2.83	164	20	3	0	264.0	235	83	110	100	3	1	1,101	2	5.59	3.41	1.64	0.65	14.9	9.1	1.27	.265	3.75	61	3.70	81	8.01	24.5
12	Bucky Walters B. Walters	19	1940	CIN	36	22	10	.688	36	2.48	115	29	3	0	305.0	241	84	95	92	5	0	1,207	3	3.39	2.71	1.25	0.56	9.5	7.6	1.09	.227	2.80	66	3.85	100	7.11	0
13	Whit Wyatt W. Wyatt	19	1940	BKN	37	15	14	.517	34	3.46	124	16	5	0	239.1	233	92	105	62	5	3	1,000	0	4.66	2.33	2.00	0.71	12.4	6.2	1.23	.271	3.95	89	3.67	92	8.76	8.1
14	George Caster G. Caster	18	1940	PHA	36	4	19	.174	24	6.56	75	11	0	2	178.1	234	130	160	69	3	8	835	3	3.79	3.48	1.09	0.91	9.0	8.3	1.70	.322	8.07	148	4.52	104	11.81	-3.5
15	Vern Kennedy V. Kennedy	18	1940	SLA	34	12	17	.414	32	5.59	70	18	0	0	222.1	263	138	149	122	3	1	1,020	5	2.83	4.94	0.57	0.73	6.9	12.0	1.73	.304	6.03	123	4.95	111	10.65	-10.8
16	Nels Potter N. Potter	18	1940	PHA	31	9	14	.391	25	4.44	73	13	0	0	200.2	213	99	115	71	1	5	876	10	3.27	3.18	1.03	0.81	8.3	8.1	1.42	.273	5.16	100	4.35	100	9.55	-0.2
17	Elden Auker E. Auker	17	1940	SLA	38	16	11	.593	35	3.96	78	20	2	0	263.2	299	116	129	96	3	0	1,176	0	2.66	3.28	0.81	0.58	6.6	8.2	1.50	.287	4.40	87	4.21	94	10.21	7.9
18	Curt Davis C. Davis	17	1940	TOT	36	8	11	.421	25	4.19	58	9	0	3	191.0	208	89	96	38	2	8	797	1	2.73	1.79	1.53	0.80	7.3	4.8	1.29	.280	4.52	106	4.02	100	9.80	0.5
19	Paul Derringer P. Derringer	17	1940	CIN	37	20	12	.625	37	3.06	115	26	3	0	296.2	280	101	110	48	0	0	1,205	1	3.49	1.46	2.40	0.52	9.5	4.0	1.11	.257	3.34	81	3.29	85	8.49	18.6
20	Harry Gumbert H. Gumbert	17	1940	NYG	35	12	14	.462	30	3.76	77	14	2	2	237.0	230	99	110	81	3	4	1,007	8	2.92	3.08	0.95	0.65	7.6	8.0	1.31	.257	4.18	97	4.18	105	8.73	-5.2
21	Luke Hamlin L. Hamlin	17	1940	BKN	33	9	8	.529	25	3.06	91	9	2	0	182.1	183	62	77	34	2	2	758	0	4.49	1.68	2.68	0.84	12.0	4.5	1.19	.270	3.80	79	3.64	92	9.03	6.8
22	Ted Lyons T. Lyons	17	1940	CWS	22	12	8	.600	22	3.24	72	17	4	0	186.1	188	67	85	37	0	0	789	6	3.48	1.79	1.95	0.82	9.1	4.7	1.21	.258	4.11	75	3.85	90	9.08	8.3
23	Marius Russo M. Russo	17	1940	NYY	30	14	8	.636	24	3.28	87	15	0	1	189.1	181	69	79	55	1	2	786	1	4.14	2.61	1.58	0.81	11.1	7.0	1.25	.262	3.76	78	3.97	96	8.60	2.7
24	Nick Strincevich N. Strincevich	17	1940	BSN	32	4	8	.333	14	5.53	54	5	0	1	128.2	142	79	89	63	8	7	587	2	3.78	4.41	0.86	1.19	9.2	10.7	1.59	.281	6.23	153	5.37	145	9.93	-26
25	Lon Warneke L. Warneke	17	1940	SLN	33	16	10	.615	31	3.14	85	17	1	0	232.0	235	81	103	47	3	2	969	3	3.30	1.82	1.81	0.66	8.8	4.9	1.22	.267	4.00	78	3.70	90	9.12	11.3