most innings pitched by a left handed pitcher on the mariners from 2019 to 2023

Between the 2019 and 2023 seasons, Marco Gonzales pitched the most innings by a Mariners left-hander, with 649 innings.

	NAME	IP	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	Marco Gonzales M. Gonzales	649.0	112	47	37	.560	112	4.02	456	2	0	0	643	290	326	95	173	22	0	5	2,726	4	6.32	2.40	2.64	1.32	16.7	6.3	1.26	.277	4.52	99	4.57	111	8.92	-30.3
2	Yusei Kikuchi Y. Kikuchi	365.2	70	15	24	.385	70	4.97	326	1	1	0	381	202	218	66	132	11	0	0	1,581	14	8.02	3.25	2.47	1.62	20.6	8.3	1.40	.301	5.37	116	4.92	114	9.38	-25.6
3	Robbie Ray R. Ray	192.1	33	12	13	.480	33	3.79	215	0	0	0	167	81	85	32	67	7	0	0	794	6	10.06	3.14	3.21	1.50	27.1	8.4	1.22	.285	3.98	102	4.19	109	7.81	-8.3
4	Justus Sheffield J. Sheffield	183.1	45	12	12	.500	33	5.40	155	0	0	0	210	110	119	22	87	12	3	1	836	9	7.61	4.27	1.78	1.08	18.5	10.4	1.62	.336	5.84	129	4.66	111	10.31	-9.1
5	Tommy Milone T. Milone	137.1	32	5	12	.294	8	4.65	102	0	0	0	123	71	74	29	35	3	3	2	562	1	6.68	2.29	2.91	1.90	18.1	6.2	1.15	.239	4.85	108	5.28	122	8.06	-14.5
6	Wade LeBlanc W. LeBlanc	121.1	26	6	7	.462	8	5.71	92	0	0	0	145	77	80	28	31	1	4	1	532	0	6.82	2.30	2.97	2.08	17.3	5.8	1.45	.308	5.93	129	5.48	122	10.76	-13.9
7	Anthony Misiewicz A. Misiewicz	88.1	104	5	8	.385	0	4.48	86	0	0	0	95	44	46	10	27	2	15	3	376	8	8.76	2.75	3.19	1.02	22.9	7.2	1.38	.339	4.69	110	3.67	89	9.68	4.6
8	Tyler Anderson T. Anderson	63.2	13	2	3	.400	13	4.81	48	0	0	0	71	34	35	11	13	0	0	2	273	1	6.79	1.84	3.69	1.55	17.6	4.8	1.32	.299	4.95	116	4.51	109	10.04	-2.7
9	Gabe Speier G. Speier	54.2	69	2	2	.500	0	3.79	64	0	0	1	47	23	24	7	11	3	8	4	216	2	10.54	1.81	5.82	1.15	29.6	5.1	1.06	.305	3.95	94	3.34	81	7.74	4.8
10	Roenis Elias R. Elias	54.2	51	4	2	.667	0	3.62	51	0	0	14	48	22	31	9	20	1	33	1	236	1	8.40	3.29	2.55	1.48	21.6	8.5	1.24	.252	5.10	84	4.62	106	7.90	-1.5
11	Nick Margevicius N. Margevicius	53.1	15	2	5	.286	10	5.40	48	0	0	0	51	32	37	8	21	1	2	2	230	4	8.10	3.54	2.29	1.35	20.9	9.1	1.35	.283	6.24	129	4.57	107	8.61	-1.9
12	Tayler Saucedo T. Saucedo	47.2	52	3	2	.600	0	3.59	43	0	0	1	41	19	20	2	23	6	17	1	207	1	8.12	4.34	1.87	0.38	20.8	11.1	1.34	.293	3.78	89	3.82	93	7.74	1.5
13	Hector Santiago H. Santiago	26.1	13	1	1	.500	1	3.42	30	0	0	0	27	10	10	2	11	0	6	0	117	0	10.25	3.76	2.73	0.68	25.6	9.4	1.44	.338	3.42	82	3.12	75	9.23	3.1
14	Taylor Guilbeau T. Guilbeau	20.0	25	0	0		0	2.70	10	0	0	0	18	6	7	2	9	1	4	1	87	1	4.50	4.05	1.11	0.90	11.5	10.3	1.35	.246	3.15	62	4.99	113	8.10	-1.4
15	Ryan Borucki R. Borucki	19.0	21	2	0	1.000	0	4.26	13	0	0	0	17	9	9	4	6	1	2	0	78	5	6.16	2.84	2.17	1.89	16.7	7.7	1.21	.241	4.26	115	5.58	146	8.05	-3.9
16	Zac Rosscup Z. Rosscup	14.0	19	2	0	1.000	0	3.21	20	0	0	0	13	5	8	1	14	0	1	1	69	2	12.86	9.00	1.43	0.64	29.0	20.3	1.93	.353	5.14	73	4.27	96	8.36	0.3
17	Matthew Boyd M. Boyd	13.1	10	2	0	1.000	0	1.35	13	0	0	0	5	2	2	0	8	1	1	3	53	0	8.78	5.40	1.63	0.00	24.5	15.1	0.98	.161	1.35	36	3.18	83	3.38	1
18	Sean Doolittle S. Doolittle	11.1	11	0	0		0	4.76	12	0	0	0	10	6	6	1	5	1	2	0	50	2	9.53	3.97	2.40	0.79	24.0	10.0	1.32	.290	4.76	115	3.78	91	7.94	0.5
19	Jesse Biddle J. Biddle	11.0	11	0	0		0	9.82	8	0	0	0	20	12	14	2	7	1	1	0	60	4	6.55	5.73	1.14	1.64	13.3	11.7	2.45	.429	11.45	222	6.29	141	16.36	-2.3
20	Aaron Fletcher A. Fletcher	8.0	10	0	0		0	12.38	9	0	0	0	14	11	11	2	8	2	2	0	49	0	10.13	9.00	1.13	2.25	18.4	16.3	2.75	.429	12.38	296	7.92	187	15.75	-3.4
21	Nestor Cortes N. Cortes	7.2	5	0	1	.000	1	15.26	8	0	0	0	12	13	14	6	6	2	2	0	44	0	9.39	7.04	1.33	7.04	18.2	13.6	2.35	.273	16.43	363	14.40	334	14.09	-8.9
22	Daniel Zamora D. Zamora	4.1	4	2	0	1.000	0	6.23	3	0	0	0	5	3	4	1	1	0	1	0	18	0	6.23	2.08	3.00	2.08	16.7	5.6	1.38	.308	8.31	150	5.47	132	10.38	-0.7
23	Danny Young D. Young	3.2	2	0	0		0	7.36	5	0	0	0	7	3	3	1	2	0	2	0	20	0	12.27	4.91	2.50	2.45	25.0	10.0	2.45	.500	7.36	198	5.56	146	17.18	-0.7
24	Brennan Bernardino B. Bernardino	2.1	2	0	1	.000	0	3.86	0	0	0	0	3	1	3	0	2	0	2	1	13	0	0.00	7.71	0.00	0.00	0.0	15.4	2.14	.273	11.57	104	5.68	149	11.57	-0.5
25	James Paxton J. Paxton	1.1	1	0	0		1	6.75	2	0	0	0	0	1	1	0	1	0	0	0	5	1	13.50	6.75	2.00	0.00	40.0	20.0	0.75	.000	6.75	163	2.41	58	0.00	0.3