most complete games without a run a season by a pitcher

Grover Alexander has the most complete games with exactly 0 runs allowed in a season, with 16 complete games in 1916.

	NAME	CG	R	SEASON	TM	G	W	L	W%	GS	ERA	SO	SHO	SV	IP	H	ER	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	H/9
1	Grover Alexander G. Alexander	16	0	1916	PHN	19	16	0	1.000	16	0.00	65	16	3	148.2	87	0	0	9	3	3		523	1	3.93	0.54	7.22	0.00	12.4	1.7	0.65	.195	0.00	5.27
2	Bob Gibson B. Gibson	13	0	1968	STL	13	13	0	1.000	13	0.00	112	13	0	118.0	59	0	0	18	2	0	0	422	0	8.54	1.37	6.22	0.00	26.5	4.3	0.65	.203	0.00	4.50
3	Jack Coombs J. Coombs	13	0	1910	PHA	17	14	0	1.000	13		111	13	1	140.2	67		0	37	3	4		511	5	7.10	2.37	3.00	0.00	21.7	7.2	0.74	.186	0.00	4.29
4	Grover Alexander G. Alexander	12	0	1915	PHN	17	13	0	1.000	12	0.00	70	12	3	110.0	48	0	0	16	0	5		386	0	5.73	1.31	4.38	0.00	18.1	4.1	0.58	.160	0.00	3.93
5	Dean Chance D. Chance	11	0	1964	LAA	19	13	0	1.000	13	0.00	109	11	4	132.1	54	0	0	31	1	6	3	474	1	7.41	2.11	3.52	0.00	23.0	6.5	0.64	.162	0.00	3.67
6	Sandy Koufax S. Koufax	11	0	1963	LAD	13	12	0	1.000	13	0.00	97	11	0	110.2	39	0	0	17	2	0	0	388	0	7.89	1.38	5.71	0.00	25.0	4.4	0.51	.143	0.00	3.17
7	Walter Johnson W. Johnson	11	0	1913	WSH	22	19	0	1.000	13	0.00	101	11	2	136.0	64	0	0	18	1	9		469	0	6.68	1.19	5.61	0.00	21.5	3.8	0.60	.183	0.00	4.24
8	Christy Mathewson C. Mathewson	11	0	1908	NYG	23	19	0	1.000	14		94	11	2	138.0	64		0	13	1	8		493	0	6.13	0.85	7.23	0.00	19.1	2.6	0.56	.166	0.00	4.17
9	Ed Walsh E. Walsh	11	0	1908	CWS	22	16	0	1.000	12		80	11	4	124.1	63		0	10	2	10		440	1	5.79	0.72	8.00	0.00	18.2	2.3	0.59	.181	0.00	4.56
10	John Tudor J. Tudor	10	0	1985	STL	11	10	0	1.000	11	0.00	70	10	0	101.0	47	0	0	10	1	0	2	353	1	6.24	0.89	7.00	0.00	19.8	2.8	0.56	.173	0.00	4.19
11	Jim Palmer J. Palmer	10	0	1975	BAL	11	10	0	1.000	10	0.00	55	10	1	90.2	44	0	0	16	0	1	0	320	0	5.46	1.59	3.44	0.00	17.2	5.0	0.66	.177	0.00	4.37
12	Juan Marichal J. Marichal	10	0	1965	SFG	12	11	0	1.000	10	0.00	70	10	1	93.1	48	0	0	12	1	2	0	336	1	6.75	1.16	5.83	0.00	20.8	3.6	0.64	.190	0.00	4.63
13	Bob Lemon B. Lemon	10	0	1948	CLE	14	11	0	1.000	10	0.00	65	10	2	94.0	40	0	0	26	2	2		339	1	6.22	2.49	2.50	0.00	19.2	7.7	0.70	.163	0.00	3.83
14	Bob Feller B. Feller	10	0	1946	CLE	14	10	0	1.000	11	0.00	104	10	2	101.2	51	0	0	38	0	3		386	2	9.21	3.36	2.74	0.00	26.9	9.8	0.88	.209	0.00	4.51
15	Mort Cooper M. Cooper	10	0	1942	SLN	11	10	0	1.000	10	0.00	52	10	0	90.2	32	0	0	11	0	1		315	1	5.16	1.09	4.73	0.00	16.5	3.5	0.47	.127	0.00	3.18
16	Carl Hubbell C. Hubbell	10	0	1933	NYG	20	13	0	1.000	10	0.00	76	10	5	129.1	66	0	0	17	1	10		461	0	5.29	1.18	4.47	0.00	16.5	3.7	0.64	.180	0.00	4.59
17	Dave Davenport D. Davenport	10	0	1915	SLF	13	9	0	1.000	10	0.00	54	10	1	93.1	41	0	0	14	0	3			0	5.21	1.35	3.86	0.00		4.5	0.59	.169	0.00	3.95
18	Joe Wood J. Wood	10	0	1912	BSA	12	10	0	1.000	10	0.00	85	10	0	92.0	43	0	0	19	3	2		328	1	8.32	1.86	4.47	0.00	25.9	5.8	0.67	.195	0.00	4.21
19	Ed Walsh E. Walsh	10	0	1906	CWS	14	10	0	1.000	10		75	10	1	97.2	48		0	13	1	3			0	6.91	1.20	5.77	0.00		4.3	0.62	.226	0.00	4.42
20	Cy Young C. Young	10	0	1904	BSA	11	10	0	1.000	10	0.00	48	10	1	101.0	47	0	0	6	3	1			0	4.28	0.53	8.00	0.00		1.8	0.52	.173	0.00	4.19
21	Ron Guidry R. Guidry	9	0	1978	NYY	9	9	0	1.000	9	0.00	81	9	0	81.0	30	0	0	19	0	0	0	287	2	9.00	2.11	4.26	0.00	28.2	6.6	0.60	.160	0.00	3.33
22	Bert Blyleven B. Blyleven	9	0	1973	MIN	9	9	0	1.000	9	0.00	58	9	0	81.0	39	0	0	14	2	0	0	289	1	6.44	1.56	4.14	0.00	20.1	4.8	0.65	.181	0.00	4.33
23	Don Sutton D. Sutton	9	0	1972	LAD	10	9	0	1.000	10	0.00	63	9	0	93.0	43	0	0	19	1	0	0	333	1	6.10	1.84	3.32	0.00	18.9	5.7	0.67	.172	0.00	4.16
24	Nolan Ryan N. Ryan	9	0	1972	CAL	10	10	0	1.000	10	0.00	105	9	0	89.2	38	0	0	47	2	0	0	347	3	10.54	4.72	2.23	0.00	30.3	13.5	0.95	.197	0.00	3.81
25	Denny McLain D. McLain	9	0	1969	DET	11	10	0	1.000	10	0.00	45	9	0	89.1	50	0	0	12	1	0	0	321	0	4.53	1.21	3.75	0.00	14.0	3.7	0.69	.190	0.00	5.04