Rollie Hemsley had the fewest batting runs above average by an NL catcher in 1930, with -23.1.

	NAME	BRAA	SEASON	TM	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	PA	TB	XBH	SH	AVG	OBP	SLG	OPS	WRC	WRAA	WOBA	WRC+
1	Rollie Hemsley R. Hemsley	-23.1	1930	PIT	104	324	45	82	19	6	2	45	22	0	21	3	356	119	27	10	.253	.301	.367	.668	33	-17.1	.302	58
2	Johnny Gooch J. Gooch	-18.7	1930	CIN	82	276	29	67	10	3	2	30	27	2	15	0	306	89	15	1	.243	.315	.322	.637	27	-15.7	.298	61
3	Clyde Sukeforth C. Sukeforth	-16.6	1930	CIN	94	296	30	84	9	3	1	19	17	1	12	1	322	102	13	8	.284	.325	.345	.669	32	-13.4	.309	67
4	Bill Cronin B. Cronin	-16.5	1930	BSN	66	178	19	45	9	1	0	17	4	2	8	0	189	56	10	5	.253	.277	.315	.592	12	-14.3	.270	44
5	Zack Taylor Z. Taylor	-10.7	1930	CHC	32	95	12	22	2	1	1	11	2	1	12	0	102	29	4	4	.232	.255	.305	.560	5	-9.2	.254	33
6	Tony Rensa T. Rensa	-8.7	1930	PHN	54	172	31	49	11	2	3	31	10	1	18	0	185	73	16	2	.285	.328	.424	.752	23	-3.2	.336	70
7	Al Lopez A. Lopez	-6.6	1930	BKN	128	421	60	130	20	4	6	57	33	2	35	3	466	176	30	10	.309	.362	.418	.780	65	-0.6	.354	91
8	John DeBerry J. DeBerry	-6.1	1930	BKN	35	95	11	28	3	0	0	14	4	0	10	0	100	31	3	1	.295	.323	.326	.650	9	-4.8	.301	61
9	Spud Davis S. Davis	-5.8	1930	PHN	106	329	41	103	16	1	14	65	17	1	20	1	357	163	31	10	.313	.349	.495	.844	55	4.8	.371	90
10	Al Bool A. Bool	-5.7	1930	PIT	78	216	30	56	12	4	7	46	25	0	29	0	244	97	23	3	.259	.336	.449	.785	33	-1.5	.349	85
11	Val Picinich V. Picinich	-4.4	1930	BKN	23	46	4	10	3	0	0	3	5	0	6	1	52	13	3	1	.217	.294	.283	.577	4	-3.8	.274	45
12	Jimmie Wilson J. Wilson	-4.4	1930	SLN	107	362	54	115	25	7	1	58	28	1	17	8	403	157	33	12	.318	.368	.434	.802	59	2.4	.362	93
13	Charlie Hargreaves C. Hargreaves	-3.7	1930	PIT	11	31	4	7	1	0	0	2	2	0	1	0	34	8	1	1	.226	.273	.258	.531	2	-3.2	.251	30
14	Al Spohrer A. Spohrer	-2.9	1930	BSN	112	356	44	113	22	8	2	37	22	2	24	3	388	157	32	8	.317	.361	.441	.802	56	1.5	.360	95
15	Harry McCurdy H. McCurdy	-2.4	1930	PHN	80	148	23	49	6	2	1	25	15	0	12	0	166	62	9	3	.331	.393	.419	.812	26	2.5	.373	91
16	Hank Gowdy H. Gowdy	-2.4	1930	BSN	16	25	0	5	1	0	0	2	3	1	1	0	29	6	1	0	.200	.310	.240	.550	2	-2.1	.275	47
17	Earl Smith E. Smith	-2.3	1930	SLN	8	10	0	0	0	0	0	0	3	0	1	0	13	0	0	0	.000	.231	.000	.231	0	-2.1	.173	-15
18	Jim Spotts J. Spotts	-0.7	1930	PHN	3	2	1	0	0	0	0	0	0	0	1	0	2	0	0	0	.000	.000	.000	.000	0	-0.6	.000	-121
19	Francis Healy F. Healy	-0.7	1930	NYG	7	2	2	0	0	0	0	0	0	0	0	0	2	0	0	0	.000	.000	.000	.000	0	-0.6	.000	-110
20	Lena Styles L. Styles	-0.2	1930	CIN	7	12	2	3	0	1	0	1	1	1	2	0	14	5	1	0	.250	.357	.417	.774	2	0	.352	92
21	Bob O'Farrell B. O'Farrell	1.1	1930	NYG	94	249	37	75	16	4	4	54	31	1	21	1	288	111	24	7	.301	.381	.446	.827	45	4.7	.374	102
22	Shanty Hogan S. Hogan	9.3	1930	NYG	122	389	60	132	26	2	13	75	21	3	24	2	424	201	41	11	.339	.378	.517	.894	74	14.7	.395	114
23	Gus Mancuso G. Mancuso	11.6	1930	SLN	76	227	39	83	17	2	7	59	18	1	16	1	254	125	26	8	.366	.415	.551	.965	52	16	.426	129
24	Gabby Hartnett G. Hartnett	37.1	1930	CHC	141	508	84	172	31	3	37	122	55	1	62	0	578	320	71	14	.339	.404	.630	1.034	127	45.2	.444	141