Between the 2003 and 2012 seasons, Jason Bay hit the most homers for the Pirates, with 139 homers.

	NAME	HR	G	AB	R	H	2B	3B	RBI	BB	HBP	SO	SB	CS	PA	TB	XBH	SH	SF	IBB	GIDP	AVG	OBP	SLG	OPS	wRC	WRAA	wOBA	wRC+	BRAA
1	Jason Bay J. Bay	139	719	2,590	435	729	151	18	452	374	35	682	50	11	3,038	1,333	308	5	34	25	47	.281	.375	.515	.890	502	129.1	.380	130	116.2
2	Garrett Jones G. Jones	85	533	1,804	228	471	113	6	274	174	4	406	25	8	2,004	851	204	0	22	14	34	.261	.324	.472	.796	267	36.3	.342	114	33.8
3	Andrew McCutchen A. McCutchen	82	577	2,168	362	629	124	25	295	283	21	430	98	37	2,497	1,049	231	3	22	19	25	.290	.374	.484	.858	392	104.7	.372	134	101.7
4	Ryan Doumit R. Doumit	67	611	1,967	234	534	125	5	266	148	44	375	10	6	2,175	870	197	3	13	18	58	.271	.334	.442	.777	279	20.1	.337	105	14
5	Craig Wilson C. Wilson	65	415	1,322	207	349	75	12	193	139	58	415	9	3	1,526	643	152	0	7	11	29	.264	.358	.486	.844	232	43.4	.363	119	36.3
6	Nate McLouth N. McLouth	60	515	1,530	276	392	98	10	196	151	35	296	64	5	1,741	690	168	13	12	13	19	.256	.334	.451	.785	228	16.4	.340	104	9.9
7	Adam LaRoche A. LaRoche	58	375	1,379	183	366	99	4	213	157	5	334	4	4	1,554	647	161	0	13	18	36	.265	.340	.469	.809	212	23	.347	109	16.9
8	Jack Wilson J. Wilson	53	904	3,388	387	938	178	27	317	192	28	372	30	23	3,692	1,329	258	54	30	20	70	.277	.318	.392	.711	392	-60.7	.309	84	-76.7
9	Pedro Alvarez P. Alvarez	50	318	1,107	124	262	55	3	168	118	3	379	2	0	1,234	473	108	1	5	8	29	.237	.311	.427	.738	145	3.9	.321	101	2.4
10	Jose Bautista J. Bautista	43	400	1,314	175	317	74	5	159	157	22	313	10	8	1,520	530	122	14	13	7	41	.241	.329	.403	.733	177	-10.3	.322	92	-16.4
11	Neil Walker N. Walker	38	415	1,530	200	428	93	7	218	139	9	310	19	14	1,701	649	138	3	20	7	31	.280	.339	.424	.763	215	21.9	.334	110	20.4
12	Freddy Sanchez F. Sanchez	37	676	2,580	338	777	175	15	289	131	26	290	10	7	2,787	1,093	227	20	30	14	53	.301	.338	.424	.761	344	3.3	.331	98	-7.2
13	Xavier Nady X. Nady	36	269	961	125	289	62	2	152	59	22	190	5	3	1,050	463	100	1	7	6	30	.301	.353	.482	.835	155	26.3	.361	117	21.9
14	Jose Castillo J. Castillo	33	465	1,492	165	382	74	6	181	84	8	297	11	9	1,604	567	113	7	13	18	56	.256	.297	.380	.677	146	-52.5	.291	72	-59.1
15	Rob Mackowiak R. Mackowiak	32	374	1,128	142	294	47	13	152	108	13	267	27	8	1,260	463	92	3	8	8	11	.261	.330	.410	.741	148	-5.8	.323	93	-12
16	Reggie Sanders R. Sanders	31	130	453	74	129	27	4	87	38	5	110	15	5	498	257	62	0	2	4	10	.285	.345	.567	.913	84	23.2	.383	132	20.3
17	Daryle Ward D. Ward	27	212	700	85	179	38	3	120	59	4	105	0	2	774	304	68	0	11	13	26	.256	.313	.434	.747	86	-7.7	.316	88	-11.4
18	Matt Stairs M. Stairs	20	121	305	49	89	20	1	57	45	5	64	0	1	357	171	41	0	2	3	7	.292	.389	.561	.950	66	22.5	.403	145	20.4
19	Andy LaRoche A. LaRoche	19	301	935	101	211	41	5	92	83	12	157	6	2	1,044	319	65	10	4	2	26	.226	.296	.341	.637	89	-34.7	.286	71	-37.1
20	Ronny Paulino R. Paulino	19	304	1,021	102	284	49	0	128	79	4	182	2	2	1,110	390	68	1	5	6	35	.278	.331	.382	.713	122	-15.4	.314	86	-19.7
21	Jeromy Burnitz J. Burnitz	16	111	313	35	72	12	0	49	22	5	74	1	1	342	132	28	0	2	4	8	.230	.289	.422	.711	34	-8.7	.302	78	-9.6
22	Brian Giles B. Giles	16	105	388	70	116	30	4	70	85	6	48	0	3	481	202	50	0	2	11	8	.299	.430	.521	.951	91	31.9	.407	147	29.1
23	Ronny Cedeno R. Cedeno	15	313	1,036	102	263	58	7	91	62	4	228	16	8	1,126	380	80	17	7	13	24	.254	.297	.367	.663	101	-28.3	.289	78	-29.3
24	Michael McKenry M. McKenry	14	146	420	42	96	26	0	50	43	3	122	0	1	476	164	40	5	5	3	10	.229	.301	.390	.692	49	-5.3	.302	89	-5.7
25	Alex Presley A. Presley	14	175	584	75	152	27	13	45	32	3	120	19	11	626	247	54	6	1	1	6	.260	.302	.423	.725	70	-0.9	.314	98	-1.5