Buster Posey has the most career games by a Giants catcher, with 1,371 games.

Interpreted as:

most regular-season games by giants catcher

	NAME	G	AB	R	H	2B	3B	HR	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	wRC	WRAA	wOBA	wRC+	BRAA
1	Buster Posey B. Posey	1,371	4,970	663	1,500	293	9	158	729	540	43	721	23	9	5,607	2,285	460	1	53	67	163	.302	.372	.460	.831	837	188.2	.358	129	190.6
2	Wes Westrum W. Westrum	919	2,322	302	503	59	8	96	315	489	19	514	10	5	2,849	866	163	11	8	9	60	.217	.356	.373	.729	353	18.9	.344	99	-3.8
3	Harry Danning H. Danning	890	2,971	363	847	162	26	57	397	187	14	217	13		3,194	1,232	245	22			57	.285	.330	.415	.745	396	12.3	.342	102	9.6
4	Gus Mancuso G. Mancuso	882	2,831	238	765	105	10	36	328	250	3	160	3		3,147	998	151	63			22	.270	.330	.353	.683	341	-38.8	.321	90	-35.5
5	Chief Meyers C. Meyers	840	2,395	242	722	103	34	14	341	231	55	148	38		2,727	935	151	46				.301	.376	.390	.766	390	93.8	.372	123	76.4
6	Bob Brenly B. Brenly	823	2,527	312	632	116	6	90	327	308	17	421	44	38	2,896	1,030	212	20	24	35	48	.250	.333	.408	.740	352	21.1	.328	108	29
7	Tom Haller T. Haller	761	2,368	301	587	82	15	107	320	311	27	380	10	20	2,743	1,020	204	19	18	51	41	.248	.340	.431	.770	360	68.1	.339	115	46.7
8	Frank Snyder F. Snyder	731	2,212	208	615	96	23	42	317	162	6	210	15		2,429	883	161	49				.278	.329	.399	.728	284	-14.3	.338	95	-15.8
9	Kirt Manwaring K. Manwaring	709	2,135	174	526	83	12	16	207	160	38	339	8	9	2,383	681	111	35	15	24	55	.246	.308	.319	.627	203	-78.6	.284	75	-72.3
10	Frank Bowerman F. Bowerman	691	2,226	234	547	64	24	8	256	92	36	181	59		2,403	683	96	49				.246	.287	.307	.594	221	-47.9	.288	79	-62.9
11	Jack Warner J. Warner	624	2,091	238	532	52	16	3	197	98	60	160	49		2,287	625	71	38				.254	.307	.299	.606	237	-62.3	.297	76	-73.6
12	Shanty Hogan S. Hogan	618	2,015	205	627	99	7	48	333	143	22	122	4		2,206	884	154	26				.311	.363	.439	.802	323	39.4	.366	109	26.4
13	Dave Rader D. Rader	583	1,795	193	471	75	7	22	161	182	10	125	5	2	2,011	626	104	11	13	56	59	.262	.332	.349	.680	199	-13.9	.305	85	-34.2
14	Buck Ewing B. Ewing	538	2,197	494	669	93	80	33	239	138	3		105		2,338	1,021	206					.305	.346	.465	.811	471	133.6	.370	134	119.7
15	Dick Dietz D. Dietz	536	1,634	200	428	80	5	62	271	318	13	366	2	6	1,983	704	147	7	11	24	44	.262	.384	.431	.815	296	89	.369	132	73.5
16	Roger Bresnahan R. Bresnahan	478	1,513	254	424	74	17	5	181	275	38	123	65		1,868	547	96	42				.280	.404	.362	.765	277	93.7	.381	138	76.3
17	Bengie Molina B. Molina	472	1,720	153	474	83	2	58	273	61	19	178	0	0	1,827	735	143	1	26	14	57	.276	.303	.427	.731	198	-22	.314	87	-28.7
18	Ernie Lombardi E. Lombardi	472	1,384	129	398	36	2	55	239	117	12	80	1		1,520	603	93	7			65	.288	.348	.436	.784	210	47.5	.371	117	30.4
19	Marc Hill M. Hill	431	1,201	94	272	39	1	23	139	141	2	151	1	5	1,370	382	63	11	15	26	40	.226	.305	.318	.623	112	-40.8	.282	71	-45.2
20	Bob O'Farrell B. O'Farrell	395	871	113	232	47	10	11	143	125	6	100	6		1,022	332	68	20				.266	.362	.381	.743	134	0.1	.347	93	-8.4
21	Milt May M. May	388	1,255	94	341	58	2	23	142	108	1	130	3	8	1,384	472	83	12	8	28	30	.272	.328	.376	.704	147	-6	.313	98	-3
22	Mike Sadek M. Sadek	383	813	88	184	30	4	5	74	108	2	97	6	1	946	237	39	19	4	13	22	.226	.317	.292	.609	78	-27.5	.282	73	-29.6
23	Parke Wilson P. Wilson	369	1,276	194	339	37	15	3	173	107	9	62	56		1,413	415	55	21				.266	.327	.325	.652	171	-49	.318	77	-53.4
24	Benito Santiago B. Santiago	367	1,356	148	370	70	11	33	175	79	6	220	9	7	1,466	561	114	10	15	8	51	.273	.313	.414	.726	162	-17.3	.313	90	-19.1
25	Walker Cooper W. Cooper	360	1,232	162	340	50	11	63	243	76	7	92	3		1,325	601	124	10			47	.276	.322	.488	.809	184	33.9	.370	112	20.7