Since 1920, Warren Spahn has pitched the most complete games, with 382 complete games.

Interpreted as:

most regular-season complete games by a player since 1920

	NAME	CG	G	W	L	W%	GS	ERA	SO	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	Warren Spahn W. Spahn	382	750	363	245	.597	665	3.09	2,583	63	28	5243.2	4,830	1,798	2,016	434	1,434	42	67	60	21,547	81	4.43	2.46	1.80	0.74	12.0	6.7	1.19	.258	3.46	84	3.44	94	8.29	124.4
2	Ted Lyons T. Lyons	356	594	260	230	.531	484	3.67	1,073	27	25	4161.0	4,489	1,696	2,056	222	1,121	31	91		17,797	55	2.32	2.42	0.96	0.48	6.0	6.3	1.35	.278	4.45	85	4.01	95	9.71	91.7
3	Red Ruffing R. Ruffing	335	624	273	225	.548	538	3.80	1,987	45	18	4344.0	4,284	1,833	2,115	254	1,541	58	69		18,546	46	4.12	3.19	1.29	0.53	10.7	8.3	1.34	.274	4.38	91	3.93	95	8.88	82.3
4	Robin Roberts R. Roberts	305	676	286	245	.539	609	3.41	2,357	45	25	4688.2	4,582	1,774	1,962	505	902	54	49	69	19,174	33	4.52	1.73	2.61	0.97	12.3	4.7	1.17	.265	3.77	89	3.50	91	8.80	179.6
5	Gaylord Perry G. Perry	303	777	314	265	.542	690	3.11	3,534	53	10	5350.0	4,938	1,846	2,128	399	1,379	108	33	164	21,953	160	5.95	2.32	2.56	0.67	16.1	6.3	1.18	.275	3.58	85	3.06	85	8.31	312.9
6	Lefty Grove L. Grove	298	616	300	141	.680	457	3.06	2,266	35	54	3940.2	3,849	1,339	1,594	162	1,187	42	123		16,622	51	5.18	2.71	1.91	0.37	13.6	7.1	1.28	.284	3.64	68	3.36	76	8.79	462.8
7	Early Wynn E. Wynn	289	691	300	244	.551	611	3.54	2,334	49	16	4564.0	4,291	1,796	2,037	338	1,775	64	67	36	19,408	51	4.60	3.50	1.31	0.67	12.0	9.1	1.33	.265	4.02	94	3.64	97	8.46	56.4
8	Bob Feller B. Feller	279	570	266	162	.621	484	3.25	2,581	44	22	3827.0	3,271	1,384	1,557	224	1,764	60	52	6	16,180	69	6.07	4.15	1.46	0.53	16.0	10.9	1.32	.264	3.66	82	3.48	89	7.69	184.6
9	Burleigh Grimes B. Grimes	270	508	236	173	.577	424	3.65	1,225	26	17	3489.0	3,797	1,416	1,739	137	1,079	84	64		15,099	68	3.16	2.78	1.14	0.35	8.1	7.1	1.40	.291	4.49	92	3.83	96	9.79	62.6
10	Fergie Jenkins F. Jenkins	267	664	284	226	.557	594	3.34	3,192	49	7	4500.2	4,142	1,669	1,853	484	997	84	37	116	18,400	62	6.38	1.99	3.20	0.97	17.3	5.4	1.14	.268	3.71	87	3.27	88	8.28	222.9
11	Carl Hubbell C. Hubbell	260	535	253	154	.622	433	2.98	1,677	36	33	3590.1	3,461	1,188	1,380	227	725	53	82		14,805	53	4.20	1.82	2.31	0.57	11.3	4.9	1.17	.267	3.46	76	3.55	89	8.68	174.2
12	Bob Gibson B. Gibson	255	528	251	174	.591	482	2.91	3,117	56	6	3884.1	3,279	1,258	1,420	257	1,336	102	21	118	16,068	108	7.22	3.10	2.33	0.60	19.4	8.3	1.19	.268	3.29	78	2.89	81	7.60	290.5
13	Steve Carlton S. Carlton	254	741	329	244	.574	709	3.22	4,136	55	2	5217.2	4,672	1,864	2,130	414	1,833	53	13	150	21,683	183	7.13	3.16	2.26	0.71	19.1	8.5	1.25	.279	3.67	87	3.14	86	8.06	271.5
14	Paul Derringer P. Derringer	251	579	223	212	.513	445	3.46	1,507	32	29	3645.0	3,912	1,401	1,652	158	761	32	98		15,391	50	3.72	1.88	1.98	0.39	9.8	4.9	1.28	.290	4.08	93	3.26	86	9.66	218.5
15	Bobo Newsom B. Newsom	246	600	211	222	.487	483	3.98	2,082	31	21	3759.1	3,769	1,664	1,908	206	1,732	61	71		16,467	60	4.98	4.15	1.20	0.49	12.6	10.5	1.46	.288	4.57	95	3.81	92	9.02	144.5
16	Phil Niekro P. Niekro	245	864	318	274	.537	716	3.35	3,342	45	29	5404.0	5,044	2,012	2,337	482	1,809	123	83	86	22,677	226	5.57	3.01	1.85	0.80	14.7	8.0	1.27	.270	3.89	87	3.61	95	8.40	116.1
17	Juan Marichal J. Marichal	244	471	243	142	.631	457	2.89	2,303	52	2	3507.0	3,153	1,126	1,329	320	709	40	11	82	14,236	51	5.91	1.82	3.25	0.82	16.2	5.0	1.10	.261	3.41	81	3.04	88	8.09	154.8
18	Bert Blyleven B. Blyleven	242	692	287	250	.534	685	3.31	3,701	60	0	4970.0	4,632	1,830	2,029	430	1,322	155	3	71	20,491	114	6.70	2.39	2.80	0.78	18.1	6.5	1.20	.282	3.67	85	3.18	82	8.39	368.6
19	Bucky Walters B. Walters	242	428	198	160	.553	398	3.30	1,107	42	4	3104.2	2,990	1,139	1,343	155	1,121	51	18		13,140	63	3.21	3.25	0.99	0.45	8.4	8.5	1.32	.265	3.89	87	3.82	99	8.67	15.3
20	Tom Seaver T. Seaver	231	656	311	205	.603	647	2.86	3,640	61	1	4783.0	3,971	1,521	1,674	380	1,390	76	6	116	19,369	126	6.85	2.62	2.62	0.72	18.8	7.2	1.12	.259	3.15	79	3.03	85	7.47	286.1
21	Wes Ferrell W. Ferrell	227	374	193	128	.601	323	4.04	985	17	13	2623.0	2,845	1,177	1,382	132	1,040	23	43		11,568	35	3.38	3.57	0.95	0.45	8.5	9.0	1.48	.289	4.74	87	4.23	93	9.76	97.5
22	Earl Whitehill E. Whitehill	226	541	218	185	.541	473	4.36	1,350	16	11	3564.2	3,917	1,726	2,018	192	1,431	101	46		15,781	43	3.41	3.61	0.94	0.48	8.6	9.1	1.50	.293	5.10	99	4.29	99	9.89	6
23	George Uhle G. Uhle	225	487	190	161	.541	356	4.04	1,085	20	27	2992.2	3,288	1,343	1,583	118	923	106	104		13,053	55	3.26	2.78	1.18	0.35	8.3	7.1	1.41	.293	4.76	96	3.87	92	9.89	118.9
24	Nolan Ryan N. Ryan	222	807	324	292	.526	773	3.19	5,714	61	3	5386.0	3,923	1,911	2,178	321	2,795	158	13	78	22,575	277	9.55	4.67	2.04	0.54	25.3	12.4	1.25	.265	3.64	90	2.96	83	6.56	370.2
25	Waite Hoyt W. Hoyt	220	660	233	176	.570	414	3.60	1,176	25	53	3656.0	3,938	1,462	1,738	153	981	49	170		15,607	38	2.89	2.41	1.20	0.38	7.5	6.3	1.35	.286	4.28	89	3.80	94	9.69	99.6