Between the 1930 and 1939 seasons, Larry French appeared in the most games, with 430 games.

Interpreted as:

most regular-season games as a pitcher in the 1930s

	NAME	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Larry French L. French	430	156	134	.538	304	3.42	901	161	32	14	2481.2	2,701	942	1,136	130	610	27	77	10,605	29	3.27	2.21	1.48	0.47	8.5	5.8	1.33	.288	4.12	86	3.81	93	9.80	77.7
2	Jack Russell J. Russell	394	61	91	.401	104	4.84	296	43	0	38	1323.0	1,639	711	811	57	400	13	162	5,900	16	2.01	2.72	0.74	0.39	5.0	6.8	1.54	.308	5.52	110	4.17	96	11.15	20.3
3	Mel Harder M. Harder	385	158	123	.562	285	3.74	813	134	16	22	2326.0	2,557	967	1,168	101	692	41	71	10,102	22	3.15	2.68	1.17	0.39	8.0	6.9	1.40	.290	4.52	81	3.88	86	9.89	163.6
4	Carl Hubbell C. Hubbell	383	188	104	.644	303	2.71	1,281	197	31	30	2596.2	2,437	782	917	147	467	39	66	10,584	34	4.44	1.62	2.74	0.51	12.1	4.4	1.12	.265	3.18	69	3.42	86	8.45	163.9
5	Charlie Root C. Root	377	114	89	.562	187	3.50	818	96	10	30	1829.1	1,870	711	812	114	466	47	123	7,716	15	4.02	2.29	1.76	0.56	10.6	6.0	1.28	.280	3.99	89	3.83	95	9.20	43.2
6	Paul Derringer P. Derringer	375	148	137	.519	285	3.50	1,018	163	23	18	2343.2	2,584	911	1,083	93	481	27	68	9,948	40	3.91	1.85	2.12	0.36	10.2	4.8	1.31	.299	4.16	92	3.33	85	9.92	156.7
7	Bump Hadley B. Hadley	374	121	119	.504	257	4.21	1,006	98	10	20	2121.2	2,127	992	1,147	133	1,061	38	78	9,372	50	4.27	4.50	0.95	0.56	10.7	11.3	1.50	.280	4.87	92	4.50	101	9.02	-13.9
8	Dick Coffman D. Coffman	366	64	82	.438	120	4.47	318	43	7	33	1231.1	1,477	612	726	78	397	27	147	5,495	14	2.32	2.90	0.80	0.57	5.8	7.2	1.52	.299	5.31	100	4.46	100	10.80	3.7
9	Lefty Grove L. Grove	351	199	76	.724	268	2.91	1,313	197	26	31	2399.0	2,344	776	907	93	639	22	72	10,054	16	4.93	2.40	2.05	0.35	13.1	6.4	1.24	.282	3.40	62	3.33	73	8.79	326
10	Fred Frankhouse F. Frankhouse	345	91	92	.497	187	3.94	536	69	9	10	1620.2	1,752	709	834	94	606	33	98	7,126	26	2.98	3.37	0.88	0.52	7.5	8.5	1.45	.283	4.63	103	4.36	111	9.73	-87.9
11	Clint Brown C. Brown	344	81	80	.503	128	4.35	358	60	8	49	1309.0	1,540	632	746	76	314	16	178	5,725	17	2.46	2.16	1.14	0.52	6.3	5.5	1.42	.295	5.13	93	4.06	89	10.59	70.9
12	Willis Hudlin W. Hudlin	338	105	106	.498	225	4.61	461	101	8	23	1736.1	2,053	889	1,042	87	571	21	69	7,714	27	2.39	2.96	0.81	0.45	6.0	7.4	1.51	.299	5.40	100	4.23	94	10.64	55.8
13	Red Ruffing R. Ruffing	334	175	98	.641	298	3.59	1,260	201	28	9	2439.0	2,327	972	1,123	150	858	24	31	10,351	24	4.65	3.17	1.47	0.55	12.2	8.3	1.31	.270	4.14	83	3.93	93	8.59	77.1
14	Syl Johnson S. Johnson	327	65	85	.433	141	4.09	567	53	8	30	1380.1	1,485	628	703	117	250	23	115	5,790	13	3.70	1.63	2.27	0.76	9.8	4.3	1.26	.283	4.58	96	3.98	91	9.68	65
15	Wes Ferrell W. Ferrell	323	170	115	.596	293	4.08	867	207	16	8	2345.1	2,554	1,062	1,251	124	911	18	28	10,347	32	3.33	3.50	0.95	0.48	8.4	8.8	1.48	.288	4.80	87	4.25	93	9.80	86.7
16	Chief Hogsett C. Hogsett	323	62	85	.422	110	5.10	427	35	1	33	1187.0	1,470	673	813	85	488	57	159	5,459	18	3.24	3.70	0.88	0.64	7.8	8.9	1.65	.315	6.16	108	4.70	102	11.15	-13.2
17	Lefty Gomez L. Gomez	322	165	89	.650	278	3.24	1,337	163	26	10	2234.2	2,031	804	949	122	904	15	28	9,505	30	5.38	3.64	1.48	0.49	14.1	9.5	1.31	.268	3.82	75	3.79	90	8.18	98
18	Lon Warneke L. Warneke	318	144	85	.629	247	3.23	877	146	24	11	2021.0	1,993	725	845	126	555	21	46	8,471	45	3.91	2.47	1.58	0.56	10.4	6.6	1.26	.271	3.76	83	3.83	96	8.88	35.3
19	Earl Whitehill E. Whitehill	317	131	107	.550	282	4.53	783	134	8	5	2129.1	2,378	1,072	1,220	134	891	54	20	9,482	37	3.31	3.77	0.88	0.57	8.3	9.4	1.54	.294	5.16	101	4.50	103	10.05	-28.2
20	Guy Bush G. Bush	316	112	86	.566	194	4.02	498	99	9	16	1628.1	1,808	727	836	98	466	18	75	7,059	37	2.75	2.58	1.07	0.54	7.1	6.6	1.40	.286	4.62	101	4.16	104	9.99	-30.7
21	Ed Brandt E. Brandt	314	104	112	.481	225	3.57	743	125	17	17	1875.1	1,912	744	832	100	586	23	66	7,959	18	3.57	2.81	1.27	0.48	9.3	7.4	1.33	.278	3.99	94	3.96	102	9.18	-22.6
22	Danny MacFayden D. MacFayden	313	101	111	.476	253	3.87	600	128	13	5	1997.0	2,200	858	998	76	606	41	34	8,675	17	2.70	2.73	0.99	0.34	6.9	7.0	1.41	.289	4.50	98	3.98	100	9.91	-7.3
23	Tommy Bridges T. Bridges	309	150	102	.595	266	3.76	1,207	156	25	8	2083.0	2,015	870	1,021	138	902	29	32	9,033	41	5.22	3.90	1.34	0.60	13.4	10.0	1.40	.278	4.41	81	4.10	91	8.71	93.4
24	Bill Swift B. Swift	305	91	79	.535	164	3.57	592	78	7	18	1555.0	1,596	616	712	94	310	30	106	6,519	9	3.43	1.79	1.91	0.54	9.1	4.8	1.23	.273	4.12	92	3.72	93	9.24	50.5
25	Dizzy Dean D. Dean	305	147	80	.648	219	2.96	1,144	151	26	31	1908.1	1,845	628	736	91	432	27	76	7,903	12	5.40	2.04	2.65	0.43	14.5	5.5	1.19	.282	3.47	75	3.19	78	8.70	192.3