Yu Darvish, MacKenzie Gore and J.P. France were tied for pitching the most innings with 136.5 or fewer innings pitched in 2023, with 136.1 innings.

	NAME	IP	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	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	Yu Darvish Y. Darvish	136.1	2023	SDP	24	8	10	.444	24	4.56	141	0	0	0	134	69	71	18	43	8	0	0	574	1	9.31	2.84	3.28	1.19	24.6	7.5	1.30	.319	4.69	108	4.02	93	8.85	4.7
2	MacKenzie Gore M. Gore	136.1	2023	WSH	27	7	10	.412	27	4.42	151	0	0	0	134	67	71	27	57	1	0	0	582	6	9.97	3.76	2.65	1.78	25.9	9.8	1.40	.309	4.69	102	4.89	111	8.85	-7
3	J.P. France	136.1	2023	HOU	24	11	6	.647	23	3.83	101	0	0	0	138	58	64	19	47	2	0	0	581	6	6.67	3.10	2.15	1.25	17.4	8.1	1.36	.289	4.22	90	4.66	110	9.11	-6.5
4	Michael Wacha M. Wacha	134.1	2023	SDP	24	13	4	.765	24	3.22	124	0	0	0	113	48	49	15	43	3	0	0	553	3	8.31	2.88	2.88	1.00	22.4	7.8	1.16	.266	3.28	76	3.88	90	7.57	6.7
5	Shohei Ohtani S. Ohtani	132.0	2023	LAA	23	10	5	.667	23	3.14	167	1	1	0	85	46	50	18	55	11	0	0	531	12	11.39	3.75	3.04	1.23	31.5	10.4	1.06	.239	3.41	72	3.99	91	5.80	6.1
6	Clayton Kershaw C. Kershaw	131.2	2023	LAD	24	13	5	.722	24	2.46	137	0	0	0	100	36	39	19	40	3	0	0	523	6	9.36	2.73	3.43	1.30	26.2	7.6	1.06	.250	2.67	57	4.03	90	6.84	6.4
7	Mike Clevinger M. Clevinger	131.1	2023	CWS	24	9	9	.500	24	3.77	110	2	0	0	121	55	56	16	40	9	0	0	549	6	7.54	2.74	2.75	1.10	20.0	7.3	1.23	.281	3.84	87	4.28	97	8.29	2
8	Bryce Miller B. Miller	131.1	2023	SEA	25	8	7	.533	25	4.32	119	0	0	0	124	63	64	18	26	7	0	0	537	2	8.15	1.78	4.58	1.23	22.2	4.8	1.14	.289	4.39	107	3.97	97	8.50	1.8
9	Michael Kopech M. Kopech	129.1	2023	CWS	30	5	12	.294	27	5.43	134	0	0	0	115	78	80	29	91	11	2	0	591	9	9.32	6.33	1.47	2.02	22.7	15.4	1.59	.264	5.57	126	6.46	147	8.00	-28.5
10	Kutter Crawford K. Crawford	129.1	2023	BOS	31	5	8	.385	23	4.04	135	0	0	0	107	58	59	17	36	5	5	0	527	4	9.39	2.51	3.75	1.18	25.6	6.8	1.11	.269	4.11	89	3.82	88	7.45	7.2
11	Shane Bieber S. Bieber	128.0	2023	CLE	21	6	6	.500	21	3.80	107	1	0	0	124	54	56	14	34	3	0	0	533	8	7.52	2.39	3.15	0.98	20.1	6.4	1.23	.293	3.94	90	3.87	91	8.72	5.3
12	Griffin Canning G. Canning	127.0	2023	LAA	24	7	8	.467	22	4.32	139	0	0	0	121	61	62	22	36	5	0	1	536	4	9.85	2.55	3.86	1.56	25.9	6.7	1.24	.296	4.39	99	4.28	97	8.57	1.9
13	Tylor Megill T. Megill	126.1	2023	NYM	25	9	8	.529	25	4.70	105	0	0	0	141	66	76	18	58	6	0	0	567	8	7.48	4.13	1.81	1.28	18.5	10.2	1.58	.324	5.41	112	4.96	115	10.04	-9
14	Logan Allen L. Allen	125.1	2023	CLE	24	7	8	.467	24	3.81	119	0	0	0	127	53	55	16	48	1	0	0	537	1	8.55	3.45	2.48	1.15	22.2	8.9	1.40	.314	3.95	90	4.18	99	9.12	0.7
15	Ranger Suárez R. Suárez	125.0	2023	PHI	22	4	6	.400	22	4.18	119	0	0	0	129	58	59	13	48	2	0	0	540	4	8.57	3.46	2.48	0.94	22.0	8.9	1.42	.324	4.25	95	3.90	87	9.29	7.8
16	Colin Rea C. Rea	124.2	2023	MIL	26	6	6	.500	22	4.55	110	0	0	0	110	63	65	23	38	4	1	0	517	2	7.94	2.74	2.89	1.66	21.3	7.4	1.19	.254	4.69	104	4.90	111	7.94	-6.5
17	Bobby Miller B. Miller	124.1	2023	LAD	22	10	4	.714	22	3.76	119	0	0	0	105	52	53	12	32	6	0	0	505	10	8.61	2.32	3.72	0.87	23.6	6.3	1.10	.277	3.84	88	3.51	79	7.60	13
18	Luke Weaver L. Weaver	123.2	2023	TOT	29	3	6	.333	25	6.40	109	0	0	0	155	88	90	29	40	4	1	0	563	3	7.93	2.91	2.73	2.11	19.4	7.1	1.58	.331	6.55	141	5.60	123	11.28	-13.5
19	Aaron Civale A. Civale	122.1	2023	TOT	23	7	5	.583	23	3.46	116	0	0	0	109	47	47	12	33	5	0	0	504	5	8.53	2.43	3.52	0.88	23.0	6.5	1.16	.287	3.46	83	3.56	85	8.02	8.8
20	Grayson Rodriguez G. Rodriguez	122.0	2023	BAL	23	7	4	.636	23	4.35	129	0	0	0	121	59	62	16	42	2	0	0	515	4	9.52	3.10	3.07	1.18	25.0	8.2	1.34	.322	4.57	104	3.92	94	8.93	3.7
21	Jake Irvin J. Irvin	121.0	2023	WSH	24	3	7	.300	24	4.61	99	0	0	0	118	62	66	20	54	8	0	0	530	2	7.36	4.02	1.83	1.49	18.7	10.2	1.42	.281	4.91	106	5.30	120	8.78	-11.7
22	Wade Miley W. Miley	120.1	2023	MIL	23	9	4	.692	23	3.14	79	0	0	0	99	42	44	16	38	3	0	0	490	2	5.91	2.84	2.08	1.20	16.1	7.8	1.14	.234	3.29	72	4.69	106	7.40	-3.5
23	Tyler Glasnow T. Glasnow	120.0	2023	TBR	21	10	7	.588	21	3.53	162	0	0	0	93	47	52	13	37	1	0	0	485	11	12.15	2.78	4.38	0.97	33.4	7.6	1.08	.294	3.90	86	2.91	70	6.98	16.9
24	Tyler Wells T. Wells	118.2	2023	BAL	25	7	6	.538	20	3.64	117	0	0	1	83	48	50	25	34	4	2	0	470	3	8.87	2.58	3.44	1.90	24.9	7.2	0.99	.200	3.79	87	4.98	119	6.29	-10.6
25	Sean Manaea S. Manaea	117.2	2023	SFG	37	7	6	.538	10	4.44	128	0	0	0	104	58	68	14	42	8	2	0	499	3	9.79	3.21	3.05	1.07	25.7	8.4	1.24	.293	5.20	104	3.90	93	7.95	3.9