most wins by a pitcher vs orioles since 1983

Since 1983, Andy Pettitte has the most wins against the Orioles, with 28 wins.

Interpreted as:

most regular-season wins by a pitcher vs orioles since 1983

	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	H/9
1	Andy Pettitte A. Pettitte	28	6	.824	45	43	3.54	158	1	0	0	272.1	284	107	116	20	91	3	1	3	1,151	4	5.22	3.01	1.74	0.66	13.7	7.9	1.38	.300	3.83	9.39
2	Roger Clemens R. Clemens	22	14	.611	51	51	3.53	312	6	2	0	334.1	318	131	151	27	132	14	0	2	1,442	13	8.40	3.55	2.36	0.73	21.6	9.2	1.35	.304	4.06	8.56
3	CC Sabathia	21	11	.656	46	46	3.73	234	2	2	0	301.1	290	125	133	34	82	10	0	2	1,253	13	6.99	2.45	2.85	1.02	18.7	6.5	1.23	.287	3.97	8.66
4	Roy Halladay R. Halladay	20	4	.833	31	27	2.89	111	1	0	0	193.0	189	62	77	16	39	6	0	2	801	1	5.18	1.82	2.85	0.75	13.9	4.9	1.18	.275	3.59	8.81
5	Jamie Moyer J. Moyer	18	4	.818	31	29	2.98	99	2	0	0	199.0	182	66	70	22	45	4	1	2	809	1	4.48	2.04	2.20	0.99	12.2	5.6	1.14	.250	3.17	8.23
6	David Wells D. Wells	17	13	.567	46	34	3.87	132	5	0	1	246.1	256	106	112	28	40	8	5	2	1,014	7	4.82	1.46	3.30	1.02	13.0	3.9	1.20	.283	4.09	9.35
7	Mark Langston M. Langston	17	10	.630	34	32	4.16	172	5	2	0	218.1	209	101	107	19	95	4	0	0	930	6	7.09	3.92	1.81	0.78	18.5	10.2	1.39	.297	4.41	8.62
8	David Price D. Price	16	6	.727	30	30	2.87	199	2	0	0	194.1	166	62	65	20	43	1	0	0	782	3	9.22	1.99	4.63	0.93	25.4	5.5	1.08	.281	3.01	7.69
9	Tim Wakefield T. Wakefield	16	13	.552	51	36	4.16	161	1	0	4	259.2	252	120	139	39	84	16	7	2	1,116	7	5.58	2.91	1.92	1.35	14.4	7.5	1.29	.261	4.82	8.73
10	Jon Lester J. Lester	15	5	.750	29	29	3.09	152	0	0	0	180.1	171	62	66	15	59	3	0	0	750	3	7.59	2.94	2.58	0.75	20.3	7.9	1.28	.299	3.29	8.53
11	Mike Moore M. Moore	15	11	.577	34	33	3.28	137	7	1	0	233.0	204	85	92	24	94	4	0	3	981	7	5.29	3.63	1.46	0.93	14.0	9.6	1.28	.249	3.55	7.88
12	Eduardo Rodriguez E. Rodriguez	14	5	.737	25	23	2.74	140	0	0	0	138.0	113	42	43	14	37	3	0	0	557	1	9.13	2.41	3.78	0.91	25.1	6.6	1.09	.273	2.80	7.37
13	John Lackey J. Lackey	14	8	.636	27	27	4.04	142	2	0	0	180.1	193	81	84	20	43	5	0	2	763	10	7.09	2.15	3.30	1.00	18.6	5.6	1.31	.313	4.19	9.63
14	Bartolo Colon B. Colon	13	8	.619	28	27	3.16	129	0	0	0	179.1	173	63	65	11	61	5	0	0	742	0	6.47	3.06	2.11	0.55	17.4	8.2	1.30	.302	3.26	8.68
15	Kelvim Escobar K. Escobar	13	5	.722	36	20	4.40	115	1	1	9	149.1	154	73	73	11	63	7	11	0	649	6	6.93	3.80	1.83	0.66	17.7	9.7	1.45	.316	4.40	9.28
16	Jack Morris J. Morris	13	11	.542	29	29	3.77	176	8	0	0	214.2	187	90	99	29	84	3	0	7	901	12	7.38	3.52	2.10	1.22	19.5	9.3	1.26	.259	4.15	7.84
17	James Shields J. Shields	12	8	.600	29	29	3.82	144	1	0	0	190.2	183	81	93	24	51	8	0	1	791	3	6.80	2.41	2.82	1.13	18.2	6.4	1.23	.282	4.39	8.64
18	A.J. Burnett	12	6	.667	22	22	5.00	129	1	0	0	144.0	141	80	81	22	52	6	0	1	622	14	8.06	3.25	2.48	1.38	20.7	8.4	1.34	.288	5.06	8.81
19	Jimmy Key J. Key	12	10	.545	31	26	3.80	92	1	0	0	166.0	177	70	72	14	44	4	0	0	703	1	4.99	2.39	2.09	0.76	13.1	6.3	1.33	.297	3.90	9.60
20	Clay Buchholz C. Buchholz	11	7	.611	25	22	4.39	107	3	3	0	139.1	137	68	70	17	58	7	1	1	598	1	6.91	3.75	1.84	1.10	17.9	9.7	1.40	.293	4.52	8.85
21	Mark Buehrle M. Buehrle	11	10	.524	28	26	3.52	93	1	0	0	171.1	183	67	74	19	37	3	0	3	719	1	4.89	1.94	2.51	1.00	12.9	5.1	1.28	.289	3.89	9.61
22	Jaime Navarro J. Navarro	11	6	.647	23	19	4.02	59	5	1	1	136.2	136	61	75	15	49	2	3	1	583	6	3.89	3.23	1.20	0.99	10.1	8.4	1.35	.264	4.94	8.96
23	Kenny Rogers K. Rogers	11	9	.550	47	29	4.71	130	2	0	1	198.2	213	104	120	30	68	8	8	1	872	3	5.89	3.08	1.91	1.36	14.9	7.8	1.41	.288	5.44	9.65
24	Bret Saberhagen B. Saberhagen	11	9	.550	26	24	2.60	95	6	2	0	169.2	152	49	57	26	29	3	0	3	673	4	5.04	1.54	3.28	1.38	14.1	4.3	1.07	.242	3.02	8.06
25	Tom Candiotti T. Candiotti	11	5	.688	21	21	2.99	88	3	1	0	141.2	129	47	53	14	54	6	0	1	597	3	5.59	3.43	1.63	0.89	14.7	9.0	1.29	.264	3.37	8.20