what is the lowest win total for a defending champion

37 pitchers are tied for the fewest wins with more than 0 championships in a season, with 0 wins. The first three are Enrique Hernández, Miguel Rojas and Brusdar Graterol in 2024.

Interpreted as:

What is the lowest win total for a defending champion in a regular season by a player?

	NAME	W	CHAMPS	SEASON	TM	L	W%	G	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%	WHIP	BABIP	RA	ERA-	FIP	FIP-	H/9	PRAA
1	Enrique Hernández E. Hernández	0	1	2024	LAD	0		4	0	4.15	0	0	0	0	4.1	5	2	2	0	0	0	4	0	18	0	0.00	0.00		0.00	0.0	0.0	1.15	.278	4.15	103	3.16	76	10.38	0.5
2	Miguel Rojas M. Rojas	0	1	2024	LAD	0		1	0	0.00	0	0	0	0	1.0	1	0	0	0	0	0	0	0	4	0	0.00	0.00		0.00	0.0	0.0	1.00	.250	0.00	0	3.16	76	9.00	0.1
3	Brusdar Graterol B. Graterol	0	1	2024	LAD	0		7	0	2.45	7	0	0	0	7.1	3	2	2	0	2	0	2	0	27	0	8.59	2.45	3.50	0.00	25.9	7.4	0.68	.167	2.45	61	2.07	50	3.68	1.7
4	Edgardo Henriquez E. Henriquez	0	1	2024	LAD	0		3	0	2.70	5	0	0	1	3.1	2	1	1	0	2	0	1	0	14	1	13.50	5.40	2.50	0.00	35.7	14.3	1.20	.286	2.70	67	1.96	47	5.40	0.8
5	Austin Hedges A. Hedges	0	1	2023	TOT	0		4	0	4.91	1	0	0	0	3.2	5	2	2	1	0	1	4	0	16	0	2.45	0.00		2.45	6.3	0.0	1.36	.308	4.91	115	7.07	162	12.27	-1.1
6	José Leclerc J. Leclerc	0	1	2023	TEX	2	.000	57	0	2.68	67	0	0	4	57.0	37	17	19	5	28	2	24	2	233	2	10.58	4.42	2.39	0.79	28.8	12.0	1.14	.244	3.00	63	3.62	83	5.84	4.7
7	Tyler Matzek T. Matzek	0	1	2021	ATL	4	.000	69	0	2.57	77	0	0	0	63.0	40	18	19	3	37	2	13	5	264	6	11.00	5.29	2.08	0.43	29.2	14.0	1.22	.255	2.71	61	3.19	76	5.71	7.1
8	Kyle Wright K. Wright	0	1	2021	ATL	1	.000	2	2	9.95	6	0	0	0	6.1	7	7	7	2	5	4	0	0	35	1	8.53	7.11	1.20	2.84	17.1	14.3	1.89	.278	9.95	235	9.64	230	9.95	-3.9
9	Dylan Lee D. Lee	0	1	2021	ATL	0		2	0	9.00	3	0	0	0	2.0	3	2	2	1	0	0	0	0	9	0	13.50	0.00		4.50	33.3	0.0	1.50	.400	9.00	212	6.66	159	13.50	-0.6
10	Tucker Davidson T. Davidson	0	1	2021	ATL	0		4	4	3.60	18	0	0	0	20.0	15	8	8	3	8	0	0	0	83	0	8.10	3.60	2.25	1.35	21.7	9.6	1.15	.222	3.60	85	4.51	107	6.75	-0.7
11	Pedro Baez P. Baez	0	1	2020	LAD	0		18	0	3.18	13	0	0	2	17.0	10	6	8	2	7	0	2	0	70	0	6.88	3.71	1.86	1.06	18.6	10.0	1.00	.167	4.24	73	4.42	99	5.29	0.1
12	Joe Kelly J. Kelly	0	1	2020	LAD	0		12	1	1.80	9	0	0	0	10.0	8	2	3	0	7	0	2	0	42	3	8.10	6.30	1.29	0.00	21.4	16.7	1.50	.308	2.70	41	3.48	78	7.20	1.1
13	Alex Wood A. Wood	0	1	2020	LAD	1	.000	9	2	6.39	15	0	0	0	12.2	17	9	11	2	6	3	2	1	65	1	10.66	4.26	2.50	1.42	23.1	9.2	1.82	.385	7.82	146	5.00	112	12.08	-0.8
14	Brian Dozier B. Dozier	0	1	2019	WSH	0		1	0	18.00	0	0	0	0	1.0	2	2	2	1	0	0	1	0	5	0	0.00	0.00		9.00	0.0	0.0	2.00	.250	18.00	406	16.20	363	18.00	-1.3
15	Gerardo Parra G. Parra	0	1	2019	TOT	0		1	0		0	0	0	0	0.0	1	5	5	0	4	0	0	0	5	1			0.00		0.0	80.0		1.000
16	Fernando Rodney F. Rodney	0	1	2019	TOT	5	.000	55	0	5.66	49	0	0	2	47.2	49	30	31	5	28	0	16	1	210	6	9.25	5.29	1.75	0.94	23.3	13.3	1.62	.344	5.85	128	4.27	96	9.25	1
17	Carl Edwards Jr. C. Edwards Jr.	0	1	2016	CHC	1	.000	36	0	3.75	52	0	0	2	36.0	15	15	15	4	14	0	10	1	138	5	13.00	3.50	3.71	1.00	37.7	10.1	0.81	.162	3.75	90	2.86	69	3.75	5.1
18	Miguel Montero M. Montero	0	1	2016	CHC	0		1	0	6.75	0	0	0	0	1.1	4	1	1	0	0	1	1	0	9	0	0.00	0.00		0.00	0.0	0.0	3.00	.500	6.75	162	5.39	131	27.00	-0.2
19	Guillermo Mota G. Mota	0	1	2012	SFG	1	.000	26	0	5.23	24	0	0	0	20.2	24	12	13	3	8	2	4	0	91	0	10.45	3.48	3.00	1.31	26.4	8.8	1.55	.389	5.66	143	4.10	111	10.45	-1
20	Skip Schumaker S. Schumaker	0	1	2011	STL	0		1	0	18.00	2	0	0	0	1.0	1	2	2	1	1	0	1	0	5	0	18.00	9.00	2.00	9.00	40.0	20.0	2.00	.000	18.00	487	15.02	403	9.00	-1.3
21	Nick Swisher N. Swisher	0	1	2009	NYY	0		1	0	0.00	1	0	0	0	1.0	1	0	0	0	1	0	1	0	5	0	9.00	9.00	1.00	0.00	20.0	20.0	2.00	.333	0.00	0	4.09	89	9.00	0.1
22	Manny Delcarmen M. Delcarmen	0	1	2007	BOS	0		44	0	2.05	41	0	0	1	44.0	28	10	11	4	17	2	5	1	176	0	8.39	3.48	2.41	0.82	23.3	9.7	1.02	.214	2.25	44	3.84	89	5.73	2.3
23	Josh Kinney J. Kinney	0	1	2006	STL	0		21	0	3.24	22	0	0	0	25.0	17	9	9	3	8	1	4	0	99	0	7.92	2.88	2.75	1.08	22.2	8.1	1.00	.215	3.24	74	4.02	91	6.12	1.2
24	Francisco Rodriguez F. Rodriguez	0	1	2002	ANA	0		5	0	0.00	13	0	0	0	5.2	3	0	0	0	2	1	4	1	21	0	20.65	3.18	6.50	0.00	61.9	9.5	0.88	.600	0.00	0	-0.05	-1	4.76	2.8
25	Steve Finley S. Finley	0	1	2001	ARI	0		1	0	0.00	0	0	0	0	1.0	0	0	0	0	1	1	1	0	4	0	0.00	9.00	0.00	0.00	0.0	25.0	1.00	.000	0.00	0	9.04	204	0.00	-0.5