Jack Kochanowicz has the highest WHIP this season, with a WHIP of 1.63.

Interpreted as:

pitcher with highest whip with a minimum of 1 IP per team game this regular season

	NAME	WHIP	SEASON	TM	G	W	L	W%	GS	ERA	SO	CG	SHO	SV	IP	H	ER	R	HR	BB	HBP	GF	IBB	TBF	WP	K/9	BB/9	K/BB	HR/9	K%	BB%	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Jack Kochanowicz J. Kochanowicz	1.63	2025	LAA	13	3	7	.300	13	5.61	48	0	0	0	67.1	77	42	43	11	33	5	0	2	301	3	6.42	4.41	1.45	1.47	15.9	11.0	.324	5.75	139	5.45	130	10.29	-9.2
2	Yusei Kikuchi Y. Kikuchi	1.59	2025	LAA	13	1	5	.167	13	3.23	63	0	0	0	69.2	71	25	28	8	40	1	0	3	310	3	8.14	5.17	1.58	1.03	20.3	12.9	.318	3.62	80	4.51	108	9.17	-2.4
3	José Soriano J. Soriano	1.59	2025	LAA	13	4	5	.444	13	4.11	52	0	0	0	72.1	78	33	36	3	37	2	0	0	317	3	6.47	4.60	1.41	0.37	16.4	11.7	.336	4.48	101	3.78	90	9.71	3.2
4	Kyle Freeland K. Freeland	1.54	2025	COL	13	1	8	.111	13	5.19	52	0	0	0	67.2	91	39	51	7	13	2	0	1	303	1	6.92	1.73	4.00	0.93	17.2	4.3	.367	6.78	114	3.53	85	12.10	4.5
5	Michael Lorenzen M. Lorenzen	1.46	2025	KCR	12	3	6	.333	12	5.12	54	0	0	0	65.0	75	37	39	12	20	2	0	0	288	9	7.48	2.77	2.70	1.66	18.8	6.9	.315	5.40	123	4.81	119	10.38	-5.5
6	Randy Vásquez R. Vásquez	1.45	2025	SDP	13	3	4	.429	13	3.69	37	0	0	0	63.1	58	26	27	8	34	4	0	0	277	2	5.26	4.83	1.09	1.14	13.4	12.3	.258	3.84	96	5.33	137	8.24	-10.2
7	Jesús Luzardo J. Luzardo	1.44	2025	PHI	13	5	2	.714	13	4.46	83	0	0	0	72.2	81	36	39	6	24	1	0	0	314	1	10.28	2.97	3.46	0.74	26.4	7.6	.375	4.83	111	2.88	72	10.03	9.1
8	Gavin Williams G. Williams	1.42	2025	CLE	13	5	3	.625	13	3.86	71	0	0	0	65.1	57	28	32	9	36	1	0	0	282	5	9.78	4.96	1.97	1.24	25.2	12.8	.291	4.41	98	4.38	109	7.85	-2.7
9	Max Meyer M. Meyer	1.42	2025	MIA	12	3	5	.375	12	4.73	68	0	0	0	64.2	72	34	39	12	20	2	0	0	285	0	9.46	2.78	3.40	1.67	23.9	7.0	.328	5.43	115	4.39	111	10.02	-3.2
10	Dean Kremer D. Kremer	1.41	2025	BAL	13	5	6	.455	13	4.98	53	0	0	0	72.1	83	40	42	10	19	1	0	0	315	5	6.59	2.36	2.79	1.24	16.8	6.0	.315	5.23	128	4.22	106	10.33	-2.1
11	Luis L. Ortiz L. L. Ortiz	1.40	2025	CLE	12	3	6	.333	12	4.02	71	0	0	0	65.0	58	29	30	7	33	0	0	0	279	0	9.83	4.57	2.15	0.97	25.4	11.8	.304	4.15	102	3.80	95	8.03	1.6
12	Sean Burke S. Burke	1.39	2025	CWS	13	3	6	.333	11	4.03	50	0	0	0	67.0	61	30	35	10	32	4	0	0	291	2	6.72	4.30	1.56	1.34	17.2	11.0	.262	4.70	100	5.12	123	8.19	-6.7
13	Andre Pallante A. Pallante	1.38	2025	STL	12	4	3	.571	12	4.91	44	0	0	0	66.0	68	36	37	11	23	0	0	0	284	4	6.00	3.14	1.91	1.50	15.5	8.1	.277	5.05	124	4.94	128	9.27	-8.1
14	Shane Baz S. Baz	1.36	2025	TBR	12	5	3	.625	12	4.96	60	0	0	0	65.1	66	36	36	13	23	3	0	0	279	0	8.27	3.17	2.61	1.79	21.5	8.2	.294	4.96	130	5.00	127	9.09	-8.1
15	Brandon Pfaadt B. Pfaadt	1.36	2025	AZ	13	7	4	.636	13	5.51	51	0	0	0	65.1	72	40	43	12	17	6	0	1	286	2	7.03	2.34	3.00	1.65	17.8	5.9	.300	5.92	135	4.94	129	9.92	-8.4
16	Jeffrey Springs J. Springs	1.34	2025	ATH	13	5	4	.556	12	4.66	56	0	0	0	67.2	60	35	43	11	31	0	0	0	295	0	7.45	4.12	1.81	1.46	19.0	10.5	.249	5.72	117	4.89	121	7.98	-6.3
17	Zac Gallen Z. Gallen	1.33	2025	AZ	13	4	7	.364	13	5.13	70	0	0	0	73.2	65	42	45	11	33	2	0	1	319	1	8.55	4.03	2.12	1.34	21.9	10.3	.266	5.50	126	4.53	118	7.94	-6
18	Luis Severino L. Severino	1.33	2025	ATH	14	1	6	.143	14	4.77	60	0	0	0	83.0	83	44	47	6	27	5	0	1	361	1	6.51	2.93	2.22	0.65	16.6	7.5	.293	5.10	120	3.71	91	9.00	3.2
19	Kyle Hendricks K. Hendricks	1.32	2025	LAA	12	3	6	.333	12	5.40	41	0	0	0	65.0	66	39	39	11	20	4	0	3	278	0	5.68	2.77	2.05	1.52	14.7	7.2	.272	5.40	133	5.11	122	9.14	-6.4
20	Chris Bassitt C. Bassitt	1.32	2025	TOR	13	6	3	.667	13	3.56	75	0	0	0	73.1	80	29	30	9	17	3	0	0	317	2	9.20	2.09	4.41	1.10	23.7	5.4	.333	3.68	90	3.43	84	9.82	5.1
21	Dylan Cease D. Cease	1.31	2025	SDP	13	1	5	.167	13	4.72	85	0	0	0	68.2	66	36	38	8	24	1	0	1	292	2	11.14	3.15	3.54	1.05	29.1	8.2	.333	4.98	122	3.19	82	8.65	5.5
22	Cristopher Sánchez C. Sánchez	1.31	2025	PHI	12	5	1	.833	12	3.15	74	0	0	0	65.2	60	23	24	7	26	4	0	0	280	4	10.14	3.56	2.85	0.96	26.4	9.3	.314	3.29	78	3.56	89	8.22	3.4
23	Bailey Ober B. Ober	1.30	2025	MIN	13	4	2	.667	13	3.78	54	0	0	0	69.0	75	29	30	9	15	3	0	0	297	1	7.04	1.96	3.60	1.17	18.2	5.1	.306	3.91	95	3.97	98	9.78	0.6
24	Erick Fedde E. Fedde	1.30	2025	STL	13	3	5	.375	13	3.54	46	1	1	0	73.2	63	29	31	6	33	2	0	0	308	1	5.62	4.03	1.39	0.73	14.9	10.7	.258	3.79	90	4.29	111	7.70	-3.6
25	Luis Castillo L. Castillo	1.30	2025	SEA	13	4	4	.500	13	3.31	60	0	0	0	73.1	72	27	29	7	23	1	0	0	312	1	7.36	2.82	2.61	0.86	19.2	7.4	.294	3.56	89	3.65	94	8.84	2