most strikeouts in a season by an a's pitcher since 2000

Since 2000, Frankie Montas Jr. has fanned the most hitters for the Oakland Athletics in a season, with 207 strikeouts in 2021.

	NAME	SO	SEASON	TM	G	W	L	W%	GS	ERA	CG	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	Frankie Montas Jr. F. Montas Jr.	207	2021	OAK	32	13	9	.591	32	3.37	0	0	0	187.0	164	70	79	20	57	7	0	1	778	11	9.96	2.74	3.63	0.96	26.6	7.3	1.18	.296	3.80	82	3.37	81	7.89	16.5
2	Barry Zito B. Zito	205	2001	OAK	35	17	8	.680	35	3.49	3	2	0	214.1	184	83	92	18	80	13	0	0	902	6	8.61	3.36	2.56	0.76	22.7	8.9	1.23	.283	3.86	79	3.52	80	7.73	21.5
3	Gio Gonzalez G. Gonzalez	197	2011	OAK	32	16	12	.571	32	3.12	0	0	0	202.0	175	70	81	17	91	8	0	1	864	6	8.78	4.05	2.16	0.76	22.8	10.5	1.32	.287	3.61	79	3.63	92	7.80	7.3
4	Sean Manaea S. Manaea	194	2021	OAK	32	11	10	.524	32	3.91	2	2	0	179.1	179	78	79	25	41	9	0	0	754	5	9.74	2.06	4.73	1.25	25.7	5.4	1.23	.318	3.96	95	3.65	88	8.98	10
5	Dan Haren D. Haren	192	2007	OAK	34	15	9	.625	34	3.07	0	0	0	222.2	214	76	91	24	55	3	0	1	935	10	7.76	2.22	3.49	0.97	20.5	5.9	1.21	.287	3.68	70	3.69	84	8.65	17.5
6	Sonny Gray S. Gray	183	2014	OAK	33	14	10	.583	33	3.08	2	2	0	219.0	187	75	84	15	74	7	0	2	899	15	7.52	3.04	2.47	0.62	20.4	8.2	1.19	.277	3.45	84	3.46	93	7.68	6.1
7	Barry Zito B. Zito	182	2002	OAK	35	23	5	.821	35	2.75	1	0	0	229.1	182	70	79	24	78	9	0	2	939	2	7.14	3.06	2.33	0.94	19.4	8.3	1.13	.245	3.10	63	3.86	89	7.14	12.6
8	Tim Hudson T. Hudson	181	2001	OAK	35	18	9	.667	35	3.37	3	0	0	235.0	216	88	100	20	71	6	0	5	980	9	6.93	2.72	2.55	0.77	18.5	7.2	1.22	.279	3.83	77	3.59	81	8.27	21.8
9	Dan Haren D. Haren	176	2006	OAK	34	14	13	.519	34	4.12	2	0	0	223.0	224	102	109	31	45	10	0	6	930	10	7.10	1.82	3.91	1.25	18.9	4.8	1.21	.289	4.40	92	4.11	91	9.04	10.1
10	A.J. Griffin	171	2013	OAK	32	14	10	.583	32	3.83	1	1	0	200.0	171	85	91	36	54	4	0	2	823	7	7.69	2.43	3.17	1.62	20.8	6.6	1.13	.242	4.10	99	4.54	117	7.69	-15.1
11	Gio Gonzalez G. Gonzalez	171	2010	OAK	33	15	9	.625	33	3.23	1	0	0	200.2	171	72	75	15	92	4	0	1	851	4	7.67	4.13	1.86	0.67	20.1	10.8	1.31	.274	3.36	80	3.77	92	7.67	6.9
12	Barry Zito B. Zito	171	2005	OAK	35	14	13	.519	35	3.86	0	0	0	228.1	185	98	106	26	89	13	0	0	953	4	6.74	3.51	1.92	1.02	17.9	9.3	1.20	.243	4.18	92	4.33	100	7.29	-0.3
13	Sonny Gray S. Gray	169	2015	OAK	31	14	7	.667	31	2.73	3	2	0	208.0	166	63	71	17	59	2	0	0	831	13	7.31	2.55	2.86	0.74	20.3	7.1	1.08	.255	3.07	69	3.44	87	7.18	11.9
14	Tim Hudson T. Hudson	169	2000	OAK	32	20	6	.769	32	4.14	2	2	0	202.1	169	93	100	24	82	7	0	5	847	7	7.52	3.65	2.06	1.07	20.0	9.7	1.24	.257	4.45	86	4.32	90	7.52	10.3
15	Rich Harden R. Harden	167	2004	OAK	31	11	7	.611	31	3.99	0	0	0	189.2	171	84	90	16	81	3	0	6	803	4	7.92	3.84	2.06	0.76	20.8	10.1	1.33	.289	4.27	87	3.70	82	8.11	17.2
16	Scott Kazmir S. Kazmir	164	2014	OAK	32	15	9	.625	32	3.55	2	0	0	190.1	171	75	81	16	50	4	0	1	777	9	7.75	2.36	3.28	0.76	21.1	6.4	1.16	.285	3.83	97	3.35	90	8.09	7.6
17	Dan Haren D. Haren	163	2005	OAK	34	14	12	.538	34	3.73	3	0	0	217.0	212	90	101	26	53	6	0	5	897	6	6.76	2.20	3.08	1.08	18.2	5.9	1.22	.287	4.19	88	3.88	90	8.79	10.6
18	Barry Zito B. Zito	163	2004	OAK	34	11	11	.500	34	4.48	0	0	0	213.0	216	106	116	28	81	9	0	2	926	4	6.89	3.42	2.01	1.18	17.6	8.7	1.39	.291	4.90	98	4.49	99	9.13	0.8
19	Tim Hudson T. Hudson	162	2003	OAK	34	16	7	.696	34	2.70	3	2	0	240.0	197	72	84	15	61	10	0	9	967	6	6.08	2.29	2.66	0.56	16.8	6.3	1.08	.253	3.15	60	3.37	75	7.39	29.9
20	JP Sears	161	2023	OAK	32	5	12	.294	32	4.54	0	0	0	172.1	165	87	90	34	53	16	0	2	735	2	8.41	2.77	3.04	1.78	21.9	7.2	1.26	.278	4.70	111	5.15	124	8.62	-19.9
21	Chris Bassitt C. Bassitt	159	2021	OAK	27	12	4	.750	27	3.15	1	1	0	157.1	127	55	55	15	39	11	0	1	637	5	9.10	2.23	4.08	0.86	25.0	6.1	1.06	.271	3.15	77	3.33	80	7.26	14.5
22	Mark Mulder M. Mulder	159	2002	OAK	30	19	7	.731	30	3.47	2	1	0	207.1	182	80	88	21	55	11	0	3	862	7	6.90	2.39	2.89	0.91	18.4	6.4	1.14	.261	3.82	79	3.69	85	7.90	15.4
23	Chad Gaudin C. Gaudin	154	2007	OAK	34	11	13	.458	34	4.42	1	0	0	199.1	205	98	108	21	100	8	0	8	886	3	6.95	4.52	1.54	0.95	17.4	11.3	1.53	.305	4.88	101	4.68	107	9.26	-6.6
24	Mark Mulder M. Mulder	153	2001	OAK	34	21	8	.724	34	3.45	6	4	0	229.1	214	88	92	16	51	5	0	4	927	4	6.00	2.00	3.00	0.63	16.5	5.5	1.16	.282	3.61	79	3.35	76	8.40	27.5
25	Tim Hudson T. Hudson	152	2002	OAK	34	15	9	.625	34	2.98	4	2	0	238.1	237	79	87	19	62	8	0	9	983	7	5.74	2.34	2.45	0.72	15.5	6.3	1.25	.294	3.29	68	3.60	82	8.95	20.2