Phil Niekro has won the most career games in the NL West, with 237 wins.

Interpreted as:

most pitching regular-season wins by a player in the nl west

	NAME	W	L	W%	G	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Phil Niekro P. Niekro	237	203	.539	578	540	3.30	2,569	201	37	10	4018.2	3,696	1,473	1,701	357	1,302	90	25	69	16,778	152	5.75	2.92	1.97	0.80	15.3	7.8	1.24	.268	3.81	85	3.52	92	8.28	143
2	Don Sutton D. Sutton	223	156	.588	491	487	3.04	2,399	142	48	3	3504.0	2,998	1,185	1,324	282	903	53	4	67	14,250	77	6.16	2.32	2.66	0.72	16.8	6.3	1.11	.256	3.40	88	3.09	88	7.70	154.4
3	Clayton Kershaw C. Kershaw	212	94	.693	432	429	2.50	2,968	25	15	0	2742.2	2,091	762	835	227	678	44	1	28	10,816	103	9.74	2.22	4.38	0.74	27.4	6.3	1.01	.270	2.74	64	2.82	70	6.86	366.8
4	Fernando Valenzuela F. Valenzuela	164	135	.548	406	379	3.42	1,962	108	29	2	2677.0	2,461	1,018	1,154	195	1,048	20	10	62	11,306	107	6.60	3.52	1.87	0.66	17.4	9.3	1.31	.280	3.88	95	3.47	94	8.27	53.4
5	Joe Niekro J. Niekro	157	139	.530	481	334	3.27	1,276	90	24	12	2539.0	2,324	922	1,055	161	892	43	67	45	10,609	138	4.52	3.16	1.43	0.57	12.0	8.4	1.27	.263	3.74	96	3.60	105	8.24	-54
6	Orel Hershiser O. Hershiser	146	117	.555	387	343	3.23	1,582	65	24	5	2382.2	2,176	854	978	153	752	78	19	99	9,957	90	5.98	2.84	2.10	0.58	15.9	7.6	1.23	.274	3.69	88	3.40	91	8.22	81.5
7	Bob Knepper B. Knepper	146	155	.485	445	413	3.68	1,473	78	30	1	2708.0	2,737	1,106	1,258	228	857	47	10	78	11,488	60	4.90	2.85	1.72	0.76	12.8	7.5	1.33	.282	4.18	105	3.73	107	9.10	-85.1
8	Madison Bumgarner M. Bumgarner	134	124	.519	358	355	3.47	2,070	16	7	0	2209.1	2,007	853	933	258	544	89	1	38	9,098	29	8.43	2.22	3.81	1.05	22.8	6.0	1.15	.285	3.80	90	3.62	94	8.18	50.1
9	Randy Johnson R. Johnson	126	68	.649	255	249	2.95	2,163	38	14	0	1726.1	1,422	565	649	182	447	76	3	22	6,985	32	11.28	2.33	4.84	0.95	31.0	6.4	1.08	.301	3.38	65	2.84	64	7.41	312.9
10	Ramon Martinez R. Martinez	123	77	.615	266	262	3.45	1,314	37	20	0	1731.2	1,518	663	763	148	704	53	1	38	7,324	32	6.83	3.66	1.87	0.77	17.9	9.6	1.28	.268	3.97	92	3.87	100	7.89	-0.4
11	Tom Browning T. Browning	120	87	.580	293	291	3.91	975	29	11	0	1870.1	1,884	813	884	226	493	31	1	60	7,848	24	4.69	2.37	1.98	1.09	12.4	6.3	1.27	.271	4.25	103	4.16	108	9.07	-57
12	Jack Billingham J. Billingham	116	95	.550	346	251	3.82	970	62	23	4	1768.2	1,781	751	846	140	577	77	43	74	7,503	65	4.94	2.94	1.68	0.71	12.9	7.7	1.33	.286	4.30	107	3.60	102	9.06	-14.9
13	Bob Welch B. Welch	115	86	.572	292	267	3.14	1,292	47	23	8	1820.2	1,631	635	702	133	565	37	16	42	7,525	37	6.39	2.79	2.29	0.66	17.2	7.5	1.21	.272	3.47	88	3.25	90	8.06	71.2
14	Burt Hooton B. Hooton	112	84	.571	322	265	3.14	1,042	61	22	6	1861.1	1,659	649	720	130	540	12	22	36	7,623	35	5.04	2.61	1.93	0.63	13.7	7.1	1.18	.259	3.48	89	3.35	93	8.02	54.1
15	Jake Peavy J. Peavy	111	87	.561	274	264	3.42	1,586	7	3	0	1650.2	1,456	627	667	168	513	55	3	34	6,833	35	8.65	2.80	3.09	0.92	23.2	7.5	1.19	.286	3.64	87	3.53	86	7.94	107.5
16	Jerry Reuss J. Reuss	111	100	.526	334	278	3.40	1,046	60	20	9	1913.2	1,884	722	840	108	545	30	34	63	8,041	50	4.92	2.56	1.92	0.51	13.0	6.8	1.27	.281	3.95	96	3.20	90	8.86	71.5
17	Mike Scott M. Scott	110	81	.576	263	259	3.30	1,318	42	21	0	1704.0	1,444	625	694	144	505	30	3	45	6,989	35	6.96	2.67	2.61	0.76	18.9	7.2	1.14	.260	3.67	94	3.26	93	7.63	45.3
18	Tim Lincecum T. Lincecum	108	83	.565	269	261	3.61	1,704	10	7	1	1643.2	1,438	660	705	136	646	42	3	33	6,920	104	9.33	3.54	2.64	0.74	24.6	9.3	1.27	.296	3.86	96	3.35	88	7.87	94.2
19	J.R. Richard	107	71	.601	238	221	3.15	1,493	76	19	0	1606.0	1,227	562	625	73	770	17	3	15	6,674	92	8.37	4.32	1.94	0.41	22.4	11.5	1.24	.267	3.50	92	2.85	82	6.88	114.7
20	Zack Greinke Z. Greinke	106	44	.707	206	206	2.90	1,238	4	2	0	1317.1	1,121	424	451	137	279	23	0	13	5,250	42	8.46	1.91	4.44	0.94	23.6	5.3	1.06	.275	3.08	72	3.29	83	7.66	100.8
21	Nolan Ryan N. Ryan	106	94	.530	282	282	3.13	1,866	38	13	0	1854.2	1,441	645	739	111	796	44	0	31	7,716	104	9.05	3.86	2.34	0.54	24.2	10.3	1.21	.271	3.59	91	2.86	83	6.99	124.4
22	Kirk Rueter K. Rueter	105	80	.568	281	277	4.32	679	2	0	0	1614.0	1,772	775	850	189	510	20	1	39	6,950	22	3.79	2.84	1.33	1.05	9.8	7.3	1.41	.285	4.74	103	4.73	112	9.88	-93.3
23	Pedro Astacio P. Astacio	105	97	.520	316	271	4.48	1,380	27	10	0	1773.2	1,822	883	948	221	594	87	10	44	7,616	50	7.00	3.01	2.32	1.12	18.1	7.8	1.36	.300	4.81	97	4.30	96	9.25	34.2
24	Matt Cain M. Cain	104	118	.468	342	331	3.68	1,694	15	6	0	2085.2	1,849	853	910	211	712	62	4	42	8,699	70	7.31	3.07	2.38	0.91	19.5	8.2	1.23	.272	3.93	93	3.91	99	7.98	9.2
25	Larry Dierker L. Dierker	102	80	.560	240	225	3.27	1,036	83	22	1	1619.0	1,474	589	642	125	496	35	5	27	6,678	61	5.76	2.76	2.09	0.69	15.5	7.4	1.22	.271	3.57	93	3.25	94	8.19	31.9