best single season whips for athletics relievers; minimum 35 ip

Dennis Eckersley has the lowest WHIP by an Oakland Athletics relief pitcher with 35.0+ innings pitched in a season, with a WHIP of 0.61 in 1989.

	NAME	WHIP	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%	BABIP	RA	H/9
1	Dennis Eckersley D. Eckersley	0.61	57.2	1989	OAK	51	4	0	1.000	0	1.56	55	0	0	33	32	10	10	5	3	1	46	0	206	0	8.58	0.47	18.33	0.78	26.7	1.5	.190	1.56	4.99
2	Dennis Eckersley D. Eckersley	0.61	73.1	1990	OAK	63	4	2	.667	0	0.61	73	0	0	48	41	5	9	2	4	0	61	1	262	0	8.96	0.49	18.25	0.25	27.9	1.5	.213	1.10	5.03
3	Sean Doolittle S. Doolittle	0.73	62.2	2014	OAK	61	2	4	.333	0	2.73	89	0	0	22	38	19	19	5	8	0	40	1	236	0	12.78	1.15	11.13	0.72	37.7	3.4	.246	2.73	5.46
4	Ryan Madson R. Madson	0.79	39.1	2017	OAK	40	2	4	.333	0	2.06	39	0	0	1	25	9	9	2	6	2	8	2	144	0	8.92	1.37	6.50	0.46	27.1	4.2	.242	2.06	5.72
5	Yusmeiro Petit Y. Petit	0.81	83.0	2019	OAK	80	5	3	.625	0	2.71	71	0	0	0	57	25	25	11	10	0	6	0	308	2	7.70	1.08	7.10	1.19	23.1	3.2	.213	2.71	6.18
6	Joey Devine J. Devine	0.83	45.2	2008	OAK	42	6	1	.857	0	0.59	49	0	0	1	23	3	7	0	15	0	10	2	170	0	9.66	2.96	3.27	0.00	28.8	8.8	.217	1.38	4.53
7	Blake Treinen B. Treinen	0.83	80.1	2018	OAK	68	9	2	.818	0	0.78	100	0	0	38	46	7	12	2	21	1	58	3	315	6	11.20	2.35	4.76	0.22	31.7	6.7	.230	1.34	5.15
8	Rollie Fingers R. Fingers	0.84	80.0	1971	OAK	40	3	3	.500	0	2.48	60	0	0	17	51	22	23	6	16	3	28	2	298	0	6.75	1.80	3.75	0.68	20.1	5.4	.211	2.59	5.74
9	Fernando Abad F. Abad	0.85	57.1	2014	OAK	69	2	4	.333	0	1.57	51	0	0	0	34	10	11	4	15	4	17	3	216	0	8.01	2.35	3.40	0.63	23.6	6.9	.211	1.73	5.34
10	Steve Ontiveros S. Ontiveros	0.86	74.2	1985	OAK	39	1	3	.250	0	1.93	36	0	0	8	45	16	17	4	19	2	18	2	284	1	4.34	2.29	1.89	0.48	12.7	6.7	.184	2.05	5.42
11	Dennis Eckersley D. Eckersley	0.87	72.2	1988	OAK	60	4	2	.667	0	2.35	70	0	0	45	52	19	20	5	11	1	53	2	279	0	8.67	1.36	6.36	0.62	25.1	3.9	.245	2.48	6.44
12	Ryan Dull R. Dull	0.87	74.1	2016	OAK	70	5	5	.500	0	2.42	73	0	0	3	50	20	23	10	15	1	9	4	290	6	8.84	1.82	4.87	1.21	25.2	5.2	.209	2.78	6.05
13	Andrew Bailey A. Bailey	0.88	83.1	2009	OAK	68	6	3	.667	0	1.84	91	0	0	26	49	17	17	5	24	0	54	3	323	6	9.83	2.59	3.79	0.54	28.2	7.4	.217	1.84	5.29
14	Mason Miller M. Miller	0.88	65.0	2024	OAK	55	2	2	.500	0	2.49	104	0	0	28	36	18	23	6	21	1	44	3	249	2	14.40	2.91	4.95	0.83	41.8	8.4	.256	3.18	4.98
15	Keith Foulke K. Foulke	0.89	86.2	2003	OAK	72	9	1	.900	0	2.08	88	0	0	43	57	20	21	10	20	7	67	2	338	0	9.14	2.08	4.40	1.04	26.0	5.9	.221	2.18	5.92
16	Rube Vickers R. Vickers	0.90	69.2	1908	PHA	19	6	2	.750	0		36	0	0	1	44		24	0	19	6	17		259	4	4.65	2.45	1.89	0.00	13.9	7.3	.222	3.10	5.68
17	Joe Berry J. Berry	0.90	111.2	1944	PHA	53	10	8	.556	0	1.93	44	0	0	12	78	24	32	3	23	2	47		442	1	3.55	1.85	1.91	0.24	10.0	5.2	.203	2.58	6.29
18	Dennis Eckersley D. Eckersley	0.91	76.0	1991	OAK	67	5	4	.556	0	2.96	87	0	0	43	60	25	26	11	9	1	59	3	299	1	10.30	1.07	9.67	1.30	29.1	3.0	.257	3.08	7.11
19	Dennis Eckersley D. Eckersley	0.91	80.0	1992	OAK	69	7	1	.875	0	1.91	93	0	0	51	62	17	17	5	11	1	65	6	309	0	10.46	1.24	8.45	0.56	30.1	3.6	.286	1.91	6.98
20	Grant Balfour G. Balfour	0.92	74.2	2012	OAK	75	3	2	.600	0	2.53	72	0	0	24	41	21	21	4	28	1	34	2	289	2	8.68	3.38	2.57	0.48	24.9	9.7	.201	2.53	4.94
21	Liam Hendriks L. Hendriks	0.93	83.0	2019	OAK	73	4	4	.500	0	1.63	122	0	0	25	58	15	16	5	19	2	41	5	322	7	13.23	2.06	6.42	0.54	37.9	5.9	.305	1.73	6.29
22	Jim Corsi J. Corsi	0.94	38.1	1989	OAK	22	1	2	.333	0	1.88	21	0	0	0	26	8	8	2	10	1	14	0	149	0	4.93	2.35	2.10	0.47	14.1	6.7	.209	1.88	6.10
23	Huston Street H. Street	0.94	50.0	2007	OAK	48	5	2	.714	0	2.88	63	0	0	16	35	16	20	5	12	0	35	3	199	0	11.34	2.16	5.25	0.90	31.7	6.0	.252	3.60	6.30
24	Ryan Cook R. Cook	0.94	73.1	2012	OAK	71	6	2	.750	0	2.09	80	0	0	14	42	17	18	4	27	4	23	4	288	4	9.82	3.31	2.96	0.49	27.8	9.4	.220	2.21	5.15
25	Tom Sturdivant T. Sturdivant	0.94	36.0	1963	KCA	14	1	1	.500	0	3.25	18	0	0	0	28	13	13	1	6	1	4	2	141	2	4.50	1.50	3.00	0.25	12.8	4.3	.235	3.25	7.00