least home runs allowed among relievers who appeared in at least 45 games

11 pitchers were tied for allowing the fewest home runs by a relief pitcher when pitching in 45+ games, with 0 HR. The first three are Ehren Wassermann, Frank Carpin and Johnny Johnson.

	NAME	HR	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Ehren Wassermann E. Wassermann	0	57	2	3	.400	0	5.06	23	0	0	0	42.2	47	24	28	21	3	12	8	195	2	4.85	4.43	1.10	0.00	11.8	10.8	1.59	.318	5.91	9.91
2	Frank Carpin F. Carpin	0	49	4	1	.800	0	3.74	29	0	0	3	45.2	44	19	23	30	3	17	3	209	3	5.72	5.91	0.97	0.00	13.9	14.4	1.62	.299	4.53	8.67
3	Johnny Johnson J. Johnson	0	50	3	1	.750	0	3.97	48	0	0	6	90.2	104	40	47	52	2	27		425	3	4.76	5.16	0.92	0.00	11.3	12.2	1.72	.322	4.67	10.32
4	Hod Eller H. Eller	0	71	15	4	.789	0	1.88	90	0	0	8	181.2	152	38	51	47	6	58		725	0	4.46	2.33	1.91	0.00	12.4	6.5	1.10	.261	2.53	7.53
5	George Cunningham G. Cunningham	0	87	7	3	.700	0	3.05	83	0	0	8	218.1	182	74	97	78	10	66		871	9	3.42	3.22	1.06	0.00	9.5	9.0	1.19	.260	4.00	7.50
6	Bernie Boland B. Boland	0	90	13	6	.684	0	3.29	79	0	0	13	202.2	149	74	88	100	5	50		820	3	3.51	4.44	0.79	0.00	9.6	12.2	1.23	.234	3.91	6.62
7	Weldon Wyckoff W. Wyckoff	0	46	2	3	.400	0	3.51	78	0	0	3	141.0	127	55	77	95	6	28		628	7	4.98	6.06	0.82	0.00	12.4	15.1	1.57	.283	4.91	8.11
8	Joe Engel J. Engel	0	49	4	0	1.000	0	2.35	46	0	0	2	114.2	92		45	64	10	24		481	12	3.61	5.02	0.72	0.00	9.6	13.3	1.36	.255	3.53	7.22
9	George Baumgardner G. Baumgardner	0	45	8	7	.533	0	3.23	53	0	0	2	94.2	87		52	49	1	37		386	3	5.04	4.66	1.08	0.00	13.7	12.7	1.44	.307	4.94	8.27
10	Harry Gaspar H. Gaspar	0	45	6	6	.500	0	0.42	24	0	0	11	108.0	102		46	27	9	38		438	3	2.00	2.25	0.89	0.00	5.5	6.2	1.19	.270	3.83	8.50
11	Joe Wood J. Wood	0	67	20	8	.714	0	0.73	139	0	0	10	159.1	134		64	52	5	58		641	9	7.85	2.94	2.67	0.00	21.7	8.1	1.17	.301	3.62	7.57
12	Cade Smith C. Smith	1	91	7	1	.875	0	1.76	125	0	0	4	92.0	62	18	20	23	4	5	1	357	0	12.23	2.25	5.43	0.10	35.0	6.4	0.92	.299	1.96	6.07
13	Enoli Paredes E. Paredes	1	55	4	3	.571	0	3.00	53	0	0	1	54.0	41	18	24	41	5	17	0	244	3	8.83	6.83	1.29	0.17	21.7	16.8	1.52	.278	4.00	6.83
14	Kevin Cameron K. Cameron	1	69	2	0	1.000	0	3.02	70	0	0	1	86.1	80	29	40	48	0	28	7	383	2	7.30	5.00	1.46	0.10	18.3	12.5	1.48	.299	4.17	8.34
15	Erik Plantenberg E. Plantenberg	1	61	0	0		0	4.46	16	0	0	1	42.1	40	21	21	31	3	15	1	197	3	3.40	6.59	0.52	0.21	8.1	15.7	1.68	.267	4.46	8.50
16	Jeff Schwarz J. Schwarz	1	54	2	2	.500	0	4.17	59	0	0	0	69.0	49	32	34	60	3	15	2	306	8	7.70	7.83	0.98	0.13	19.3	19.6	1.58	.262	4.43	6.39
17	Lance Rautzhan L. Rautzhan	1	83	6	4	.600	0	3.90	45	0	0	7	94.2	98	41	44	47	2	33	6	414	7	4.28	4.47	0.96	0.10	10.9	11.4	1.53	.304	4.18	9.32
18	Ken Reynolds K. Reynolds	1	52	0	4	.000	0	2.99	44	0	0	1	84.1	69	28	33	60	2	20	8	369	3	4.70	6.40	0.73	0.11	11.9	16.3	1.53	.260	3.52	7.36
19	Bill Short B. Short	1	57	0	3	.000	0	6.17	30	0	0	2	46.2	47	32	35	24	2	16	1	212	6	5.79	4.63	1.25	0.19	14.2	11.3	1.52	.297	6.75	9.06
20	Bunny Hearn B. Hearn	1	46	5	5	.500	0	3.43	51	0	0	2	97.0	88	37	46	44	2	27		409	2	4.73	4.08	1.16	0.09	12.5	10.8	1.36	.280	4.27	8.16
21	Earl Whitehill E. Whitehill	1	68	12	6	.667	0	4.03	59	0	0	11	120.2	121	54	62	56	9	46		533	2	4.40	4.18	1.05	0.07	11.1	10.5	1.47	.294	4.62	9.02
22	Paul Zahniser P. Zahniser	1	45	4	3	.571	0	4.76	26	0	0	1	96.1	121	51	67	55	2	26		471	1	2.43	5.14	0.47	0.09	5.5	11.7	1.83	.310	6.26	11.30
23	Socks Seibold S. Seibold	1	56	4	10	.286	0	4.13	49	0	0	5	146.0	153	67	80	70	2	36		657	4	3.02	4.32	0.70	0.06	7.5	10.7	1.53	.284	4.93	9.43
24	Marv Goodwin M. Goodwin	1	54	4	5	.444	0	3.69	31	0	0	2	139.0	158	57	71	37	7	25		614	6	2.01	2.40	0.84	0.06	5.0	6.0	1.40	.292	4.60	10.23
25	Johnny Enzmann J. Enzmann	1	46	3	4	.429	0	3.38	53	0	0	2	122.2	140	46	72	31	6	33		525	3	3.89	2.27	1.71	0.07	10.1	5.9	1.39	.320	5.28	10.27