most games 3 runs or under by starting pitcher

Nolan Ryan had the most games pitched by a starting pitcher when allowing at most 3 runs, with 520 games.

Interpreted as:

most regular-season games 3 runs or under by starting pitcher

	NAME	G	R	W	L	W%	GS	ERA	SO	CG	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	Nolan Ryan N. Ryan	520	816	291	111	.724	520	1.66	4,170	190	61	0	3846.1	2,251	708	122	1,770	92	0	39	15,291	148	9.76	4.14	2.36	0.29	27.3	11.6	1.05	.233	1.91	5.27
2	Greg Maddux G. Maddux	507	784	318	75	.809	507	1.75	2,466	100	35	0	3647.0	2,799	711	160	613	88	0	90	14,077	43	6.09	1.51	4.02	0.39	17.5	4.4	0.94	.245	1.93	6.91
3	Don Sutton D. Sutton	506	828	287	96	.749	506	1.75	2,592	162	58	0	3842.2	2,800	747	209	828	39	0	46	14,933	67	6.07	1.94	3.13	0.49	17.4	5.5	0.94	.230	1.94	6.56
4	Roger Clemens R. Clemens	474	674	308	58	.842	474	1.54	3,377	103	46	0	3499.1	2,412	600	144	961	83	0	25	13,653	78	8.69	2.47	3.51	0.37	24.7	7.0	0.96	.250	1.73	6.20
5	Tommy John T. John	465	796	259	89	.744	465	1.85	1,620	145	46	0	3388.0	2,869	698	149	786	64	0	55	13,446	92	4.30	2.09	2.06	0.40	12.0	5.8	1.08	.251	2.11	7.62
6	Tom Seaver T. Seaver	455	741	276	90	.754	455	1.68	2,786	209	61	0	3613.1	2,515	675	181	934	52	0	70	14,011	78	6.94	2.33	2.98	0.45	19.9	6.7	0.95	.232	1.85	6.26
7	Tom Glavine T. Glavine	453	736	268	64	.807	453	1.90	1,870	54	25	0	3161.2	2,509	668	165	906	42	0	71	12,573	32	5.32	2.58	2.06	0.47	14.9	7.2	1.08	.244	2.10	7.14
8	Walter Johnson W. Johnson	447	636	327	99	.768	447	0.85	2,390	387	108	0	3896.0	2,653		37	789	118	0		14,843	81	5.52	1.82	3.03	0.09	16.1	5.3	0.88	.227	1.47	6.13
9	Gaylord Perry G. Perry	445	771	276	92	.750	445	1.65	2,359	260	53	0	3649.2	2,739	671	158	821	62	0	84	14,206	79	5.82	2.02	2.87	0.39	16.6	5.8	0.98	.239	1.90	6.75
10	Steve Carlton S. Carlton	443	742	282	82	.775	443	1.68	2,805	219	55	0	3510.0	2,556	657	152	1,083	38	0	72	13,806	101	7.19	2.78	2.59	0.39	20.3	7.8	1.04	.247	1.90	6.55
11	Phil Niekro P. Niekro	427	739	257	90	.741	427	1.73	2,095	203	45	0	3374.1	2,555	648	187	963	71	0	38	13,330	115	5.59	2.57	2.18	0.50	15.7	7.2	1.04	.236	1.97	6.81
12	Warren Spahn W. Spahn	425	744	305	89	.774	425	1.68	1,804	327	63	0	3603.2	2,702	674	178	868	21	0	30	14,063	36	4.51	2.17	2.08	0.44	12.8	6.2	0.99	.226	1.86	6.75
13	Bert Blyleven B. Blyleven	422	700	253	82	.755	422	1.74	2,508	193	60	0	3285.0	2,547	636	161	791	82	0	29	12,897	57	6.87	2.17	3.17	0.44	19.4	6.1	1.02	.255	1.92	6.98
14	Randy Johnson R. Johnson	406	644	260	54	.828	406	1.75	3,596	87	37	0	2960.1	1,955	575	186	908	115	0	17	11,570	61	10.93	2.76	3.96	0.57	31.1	7.8	0.97	.261	1.96	5.94
15	Grover Alexander G. Alexander	389	603	292	76	.793	389	1.23	1,481	332	90	0	3431.0	2,627		55	507	41	0		13,120	16	3.88	1.33	2.92	0.14	11.3	3.9	0.91	.233	1.58	6.89
16	Justin Verlander J. Verlander	384	588	240	49	.830	384	1.87	2,713	25	9	0	2611.2	1,815	544	181	667	74	0	14	10,190	65	9.35	2.30	4.07	0.62	26.6	6.5	0.95	.249	2.03	6.25
17	Zack Greinke Z. Greinke	384	561	206	53	.795	384	1.91	2,232	15	5	0	2484.1	1,939	528	160	487	52	0	13	9,664	67	8.09	1.76	4.58	0.58	23.1	5.0	0.98	.264	2.03	7.02
18	Jim Kaat J. Kaat	378	693	215	84	.719	378	1.94	1,578	156	31	0	2828.0	2,410	610	175	569	65	0	47	11,240	69	5.02	1.81	2.77	0.56	14.0	5.1	1.05	.252	2.21	7.67
19	Jamie Moyer J. Moyer	375	652	218	65	.770	375	2.13	1,536	31	10	0	2552.0	2,090	604	170	614	83	0	31	10,174	29	5.42	2.17	2.50	0.60	15.1	6.0	1.06	.247	2.30	7.37
20	Fergie Jenkins F. Jenkins	368	630	234	76	.755	368	1.69	2,081	215	49	0	2942.1	2,192	553	190	558	46	0	53	11,386	36	6.37	1.71	3.73	0.58	18.3	4.9	0.93	.235	1.93	6.70
21	Robin Roberts R. Roberts	364	650	223	85	.724	364	1.81	1,529	236	45	0	2987.1	2,340	602	190	516	33	0	27	11,569	20	4.61	1.55	2.96	0.57	13.2	4.5	0.96	.231	1.96	7.05
22	Frank Tanana F. Tanana	361	644	204	73	.736	361	1.90	1,804	125	34	0	2729.2	2,127	575	177	723	68	0	60	10,830	67	5.95	2.38	2.50	0.58	16.7	6.7	1.04	.242	2.12	7.01
23	CC Sabathia	359	587	221	42	.840	359	2.01	2,163	30	12	0	2423.0	1,860	540	163	687	81	0	20	9,616	37	8.03	2.55	3.15	0.61	22.5	7.1	1.05	.260	2.18	6.91
24	Clayton Kershaw C. Kershaw	354	469	204	47	.813	354	1.66	2,554	25	15	0	2341.2	1,566	431	147	520	31	0	16	8,948	85	9.82	2.00	4.91	0.56	28.5	5.8	0.89	.249	1.80	6.02
25	Jim Palmer J. Palmer	354	534	235	53	.816	354	1.53	1,571	188	53	0	2825.1	2,012	481	134	822	20	0	15	11,031	56	5.00	2.62	1.91	0.43	14.2	7.5	1.00	.221	1.70	6.41