lowest season whip amongst relievers with minimum 15 ip in 2020s

Between the 2020 and 2029 seasons, Nick Anderson had the lowest WHIP by a relief pitcher with 15.0+ innings pitched in a season, with a WHIP of 0.49 in 2020.

	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	Nick Anderson N. Anderson	0.49	16.1	2020	TBR	19	2	1	.667	0	0.55	26	0	0	6	5	1	2	1	3	0	9	0	58	0	14.33	1.65	8.67	0.55	44.8	5.2	.143	1.10	2.76
2	Sean Guenther S. Guenther	0.52	21.0	2024	DET	17	3	0	1.000	0	0.86	12	0	0	0	9	2	2	0	2	2	4	0	73	0	5.14	0.86	6.00	0.00	16.4	2.7	.158	0.86	3.86
3	J.P. Feyereisen	0.59	20.1	2022	TBR	20	4	0	1.000	0	0.00	20	0	0	1	7	0	1	0	5	0	3	0	74	0	8.85	2.21	4.00	0.00	27.0	6.8	.143	0.44	3.10
4	Chris Martin C. Martin	0.61	18.0	2020	ATL	19	1	1	.500	0	1.00	20	0	0	1	8	2	3	1	3	1	3	1	66	0	10.00	1.50	6.67	0.50	30.3	4.5	.171	1.50	4.00
5	Devin Williams D. Williams	0.63	27.0	2020	MIL	22	4	1	.800	0	0.33	53	0	0	0	8	1	4	1	9	1	1	0	100	3	17.67	3.00	5.89	0.33	53.0	9.0	.194	1.33	2.67
6	Tejay Antone T. Antone	0.63	19.0	2020	CIN	9	0	1	.000	0	1.89	27	0	0	0	6	4	4	1	6	1	1	0	71	1	12.79	2.84	4.50	0.47	38.0	8.5	.139	1.89	2.84
7	Reynaldo López R. López	0.64	20.1	2021	CWS	11	2	1	.667	0	2.21	22	0	0	0	10	5	6	3	3	0	3	0	73	1	9.74	1.33	7.33	1.33	30.1	4.1	.156	2.66	4.43
8	Emmanuel Clase E. Clase	0.66	74.1	2024	CLE	74	4	2	.667	0	0.61	66	0	0	47	39	5	10	2	10	2	66	1	270	2	7.99	1.21	6.60	0.24	24.4	3.7	.195	1.21	4.72
9	AJ Blubaugh	0.67	21.0	2025	HOU	8	3	0	1.000	0	1.71	20	0	0	0	9	4	4	4	5	0	2	0	77	0	8.57	2.14	4.00	1.71	26.0	6.5	.104	1.71	3.86
10	Pete Fairbanks P. Fairbanks	0.67	24.0	2022	TBR	24	0	0		0	1.13	38	0	0	8	13	3	3	1	3	0	10	0	87	0	14.25	1.13	12.67	0.38	43.7	3.4	.267	1.13	4.88
11	Liam Hendriks L. Hendriks	0.67	25.1	2020	OAK	24	3	1	.750	0	1.78	37	0	0	14	14	5	6	1	3	0	20	1	92	0	13.14	1.07	12.33	0.36	40.2	3.3	.255	2.13	4.97
12	Danny Coulombe D. Coulombe	0.67	29.2	2024	BAL	33	1	0	1.000	0	2.12	32	0	0	1	15	7	7	3	5	0	3	0	107	2	9.71	1.52	6.40	0.91	29.9	4.7	.179	2.12	4.55
13	Kutter Crawford K. Crawford	0.69	21.2	2023	BOS	8	0	1	.000	0	1.66	18	0	0	0	11	4	4	3	4	0	5	0	81	0	7.48	1.66	4.50	1.25	22.2	4.9	.143	1.66	4.57
14	Jesse Hahn J. Hahn	0.69	17.1	2020	KCR	18	1	0	1.000	0	0.52	19	0	0	3	4	1	1	0	8	1	3	0	65	2	9.87	4.15	2.38	0.00	29.2	12.3	.108	0.52	2.08
15	Aroldis Chapman A. Chapman	0.70	61.1	2025	BOS	67	5	3	.625	0	1.17	85	0	0	32	28	8	9	3	15	0	43	0	228	6	12.47	2.20	5.67	0.44	37.3	6.6	.200	1.32	4.11
16	Ty Adcock T. Adcock	0.70	15.2	2023	SEA	12	0	0		0	3.45	11	0	0	0	11	6	7	4	0	0	4	0	58	0	6.32	0.00		2.30	19.0	0.0	.163	4.02	6.32
17	Cody Bradford C. Bradford	0.72	22.1	2023	TEX	12	3	0	1.000	0	2.82	21	0	0	0	15	7	7	5	1	1	5	0	84	0	8.46	0.40	21.00	2.01	25.0	1.2	.179	2.82	6.04
18	Casey Sadler C. Sadler	0.72	40.1	2021	SEA	42	0	1	.000	0	0.67	37	0	0	0	19	3	4	1	10	1	2	0	145	2	8.26	2.23	3.70	0.22	25.5	6.9	.188	0.89	4.24
19	Bryan Hudson B. Hudson	0.72	62.1	2024	MIL	43	6	1	.857	0	1.73	62	0	0	0	28	12	12	7	17	3	1	0	231	1	8.95	2.45	3.65	1.01	26.8	7.4	.148	1.73	4.04
20	Victor González V. González	0.72	19.1	2020	LAD	14	3	0	1.000	0	1.40	22	0	0	0	12	3	3	0	2	3	1	0	76	2	10.24	0.93	11.00	0.00	28.9	2.6	.245	1.40	5.59
21	Emmanuel Clase E. Clase	0.73	72.2	2022	CLE	77	3	4	.429	0	1.36	77	0	0	42	43	11	18	3	10	1	67	2	271	4	9.54	1.24	7.70	0.37	28.4	3.7	.222	2.23	5.33
22	Liam Hendriks L. Hendriks	0.73	71.0	2021	CWS	69	8	3	.727	0	2.54	113	0	0	38	45	20	23	11	7	1	58	1	267	6	14.32	0.89	16.14	1.39	42.3	2.6	.252	2.92	5.70
23	Raisel Iglesias R. Iglesias	0.74	69.1	2024	ATL	66	6	2	.750	0	1.95	68	0	0	34	38	15	19	4	13	3	52	3	259	1	8.83	1.69	5.23	0.52	26.3	5.0	.199	2.47	4.93
24	Tanner Rainey T. Rainey	0.74	20.1	2020	WSH	20	1	1	.500	0	2.66	32	0	0	0	8	6	6	4	7	1	1	1	75	3	14.16	3.10	4.57	1.77	42.7	9.3	.129	2.66	3.54
25	John Curtiss J. Curtiss	0.74	21.2	2020	TBR	14	3	0	1.000	0	1.66	23	0	0	2	15	4	5	2	1	2	7	0	81	0	9.55	0.42	23.00	0.83	28.4	1.2	.245	2.08	6.23