Pitching

Zach Willeman

Free Agent (AA)

Age: 30

Bats/Throws: R/R

6'2" / 219

DOB: 3/27/1996

(30 years, 5 months, 13 days)

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Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training

Season	Team	Level	Age	W	L	SV	G	GS	IP	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	ERA	FIP	xFIP	WAR
2018	LAD	R	22	1	0	0	5	0	10.2	11.81	5.91	0.00	.118	88.9%	70.6%	0.0%	0.84	3.41	3.54
2018	LAD	A	22	2	0	0	3	1	8.1	10.80	1.08	0.00	.476	72.7%	71.4%	0.0%	2.16	1.44	1.76
2018	LAD	MiLB	22	3	0	0	8	1	19.0	11.37	3.79	0.00	.316	80.0%	71.1%	0.0%	1.42	2.55	2.76
2019	LAD	A	23	4	7	2	21	6	80.1	6.16	5.38	0.90	.304	65.7%	49.4%	9.1%	5.38	5.43	5.03
2021	LAD	AA	25	3	2	3	33	0	47.2	11.14	4.34	0.76	.314	68.4%	30.9%	8.7%	3.78	3.67	4.29
2022	KCR	AA	26	0	2	1	16	0	22.2	9.93	3.57	1.59	.309	66.9%	50.0%	18.2%	5.16	5.17	4.56
2022	KCR	AAA	26	3	2	0	34	0	37.1	9.16	6.99	1.45	.297	57.3%	50.5%	17.6%	6.27	5.97	5.38
2022	KCR	MiLB	26	3	4	1	50	0	60.0	9.45	5.70	1.50	.301	60.2%	50.3%	17.9%	5.85	5.67	5.07
2022	KCR	ST	26	0	1	0	1	0	1.0	18.00	9.00	0.00	.667	66.7%	66.7%	0.0%	9.00	2.66	4.76
2023	MIA	AA	27	0	0	0	14	0	17.2	7.64	6.62	2.04	.267	64.4%	55.1%	36.4%	7.13	7.54	5.58
2023	KCR	ST	27	0	1	0	4	0	2.1	15.43	7.71	0.00	.625	50.0%	25.0%	0.0%	15.43	4.24	4.24
2025	CIN	AA	29	4	4	0	12	11	58.0	5.12	3.57	0.62	.281	67.2%	51.1%	6.9%	4.34	4.19	4.36
2026	Steamer	PROJ	30	0	0	0	0	0	1.0	5.43	3.48	1.34	.299	69.4%	45.6%		5.08	5.15	5.00	0.0
2026	ZiPS	PROJ	30	2	5	0	15	8	46.7	4.63	4.43	1.35	.291	68.0%			5.59	5.66		-0.2
2026	OOPSY	PROJ	30	0	0	0	1	1	4.4	3.83	3.87	1.46	.288	60.7%			6.05	5.83		0.0
2026	Steamer	ROS	30	0	0	0	0	0	1.0	5.47	3.70	1.32	.298	69.5%			5.09	5.15		0.0

Season	Team	Level	Age	W	L	SV	G	GS	IP	K/9	BB/9	HR/9	BABIP	LOB%	GB%	HR/FB	ERA	FIP	xFIP	WAR
2018	LAD	R	22	1	0	0	5	0	10.2	11.81	5.91	0.00	.118	88.9%	70.6%	0.0%	0.84	3.41	3.54
2018	LAD	A	22	2	0	0	3	1	8.1	10.80	1.08	0.00	.476	72.7%	71.4%	0.0%	2.16	1.44	1.76
2018	LAD	MiLB	22	3	0	0	8	1	19.0	11.37	3.79	0.00	.316	80.0%	71.1%	0.0%	1.42	2.55	2.76
2019	LAD	A	23	4	7	2	21	6	80.1	6.16	5.38	0.90	.304	65.7%	49.4%	9.1%	5.38	5.43	5.03
2021	LAD	AA	25	3	2	3	33	0	47.2	11.14	4.34	0.76	.314	68.4%	30.9%	8.7%	3.78	3.67	4.29
2022	KCR	AA	26	0	2	1	16	0	22.2	9.93	3.57	1.59	.309	66.9%	50.0%	18.2%	5.16	5.17	4.56
2022	KCR	AAA	26	3	2	0	34	0	37.1	9.16	6.99	1.45	.297	57.3%	50.5%	17.6%	6.27	5.97	5.38
2022	KCR	MiLB	26	3	4	1	50	0	60.0	9.45	5.70	1.50	.301	60.2%	50.3%	17.9%	5.85	5.67	5.07
2022	KCR	ST	26	0	1	0	1	0	1.0	18.00	9.00	0.00	.667	66.7%	66.7%	0.0%	9.00	2.66	4.76
2023	MIA	AA	27	0	0	0	14	0	17.2	7.64	6.62	2.04	.267	64.4%	55.1%	36.4%	7.13	7.54	5.58
2023	KCR	ST	27	0	1	0	4	0	2.1	15.43	7.71	0.00	.625	50.0%	25.0%	0.0%	15.43	4.24	4.24
2025	CIN	AA	29	4	4	0	12	11	58.0	5.12	3.57	0.62	.281	67.2%	51.1%	6.9%	4.34	4.19	4.36
2026	Steamer	PROJ	30	0	0	0	0	0	1.0	5.43	3.48	1.34	.299	69.4%	45.6%		5.08	5.15	5.00	0.0
2026	ZiPS	PROJ	30	2	5	0	15	8	46.7	4.63	4.43	1.35	.291	68.0%			5.59	5.66		-0.2
2026	OOPSY	PROJ	30	0	0	0	1	1	4.4	3.83	3.87	1.46	.288	60.7%			6.05	5.83		0.0
2026	Steamer	ROS	30	0	0	0	0	0	1.0	5.47	3.70	1.32	.298	69.5%			5.09	5.15		0.0

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2018	LAD	R	1	0	0.84	5	0		0	0	0	2	0	10.2	38	2	1	1	0	7	0	0	0	0	14
2018	LAD	A	2	0	2.16	3	1		0	0	0	0	0	8.1	32	10	3	2	0	1	0	0	3	0	10
2018	LAD	MiLB	3	0	1.42	8	1		0	0	0	2	0	19.0	70	12	4	3	0	8	0	0	3	0	24
2019	LAD	A	4	7	5.38	21	6		0	0	2	1	0	80.1	378	87	56	48	8	48	0	7	8	0	55
2021	LAD	AA	3	2	3.78	33	0		0	0	3	3	0	47.2	209	42	25	20	4	23	0	2	7	0	59
2022	KCR	AA	0	2	5.16	16	0		0	0	1	0	1	22.2	94	21	14	13	4	9	1	1	0	0	25
2022	KCR	AAA	3	2	6.27	34	0		0	0	0	1	3	37.1	175	36	33	26	6	29	0	1	2	0	38
2022	KCR	MiLB	3	4	5.85	50	0		0	0	1	1	4	60.0	269	57	47	39	10	38	1	2	2	0	63
2022	KCR	ST	0	1	9.00	1	0		0	0	0	0	0	1.0	6	2	1	1	0	1	0	0	1	0	2
2023	MIA	AA	0	0	7.13	14	0		0	0	0	2	1	17.2	80	16	15	14	4	13	0	3	1	0	15
2023	KCR	ST	0	1	15.43	4	0		0	0	0	0	1	2.1	15	5	4	4	0	2	0	1	0	0	4
2025	CIN	AA	4	4	4.34	12	11		0	0	0	0	0	58.0	246	56	30	28	4	23	0	1	2	0	33
2026	Steamer	PROJ	0	0	5.08	0	0	0	0	0	0	0		1.0	4	1	1	1	0	0	0	0			1
2026	ZiPS	PROJ	2	5	5.59	15	8				0	0		46.7	214	53	31	29	7	23	0	2	2	0	24
2026	OOPSY	PROJ	0	0	6.05	1	1	0			0	0		4.4	19	5	3	3	1	2	0	0			2
2026	Steamer	ROS	0	0	5.09	0	0	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1

Season	Team	Level	W	L	ERA	G	GS	QS	CG	ShO	SV	HLD	BS	IP	TBF	H	R	ER	HR	BB	IBB	HBP	WP	BK	SO
2018	LAD	R	1	0	0.84	5	0		0	0	0	2	0	10.2	38	2	1	1	0	7	0	0	0	0	14
2018	LAD	A	2	0	2.16	3	1		0	0	0	0	0	8.1	32	10	3	2	0	1	0	0	3	0	10
2018	LAD	MiLB	3	0	1.42	8	1		0	0	0	2	0	19.0	70	12	4	3	0	8	0	0	3	0	24
2019	LAD	A	4	7	5.38	21	6		0	0	2	1	0	80.1	378	87	56	48	8	48	0	7	8	0	55
2021	LAD	AA	3	2	3.78	33	0		0	0	3	3	0	47.2	209	42	25	20	4	23	0	2	7	0	59
2022	KCR	AA	0	2	5.16	16	0		0	0	1	0	1	22.2	94	21	14	13	4	9	1	1	0	0	25
2022	KCR	AAA	3	2	6.27	34	0		0	0	0	1	3	37.1	175	36	33	26	6	29	0	1	2	0	38
2022	KCR	MiLB	3	4	5.85	50	0		0	0	1	1	4	60.0	269	57	47	39	10	38	1	2	2	0	63
2022	KCR	ST	0	1	9.00	1	0		0	0	0	0	0	1.0	6	2	1	1	0	1	0	0	1	0	2
2023	MIA	AA	0	0	7.13	14	0		0	0	0	2	1	17.2	80	16	15	14	4	13	0	3	1	0	15
2023	KCR	ST	0	1	15.43	4	0		0	0	0	0	1	2.1	15	5	4	4	0	2	0	1	0	0	4
2025	CIN	AA	4	4	4.34	12	11		0	0	0	0	0	58.0	246	56	30	28	4	23	0	1	2	0	33
2026	Steamer	PROJ	0	0	5.08	0	0	0	0	0	0	0		1.0	4	1	1	1	0	0	0	0			1
2026	ZiPS	PROJ	2	5	5.59	15	8				0	0		46.7	214	53	31	29	7	23	0	2	2	0	24
2026	OOPSY	PROJ	0	0	6.05	1	1	0			0	0		4.4	19	5	3	3	1	2	0	0			2
2026	Steamer	ROS	0	0	5.09	0	0	0	0	0	0	0		1.0	4	1	1	1	0	0		0			1

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring TrainingAverages

Season	Team	Level	K/9	BB/9	K/BB	HR/9	K%	BB%	K-BB%	AVG	WHIP	BABIP	LOB%	ERA-	FIP-	FIP
2018	LAD	R	11.81	5.91	2.00	0.00	36.8%	18.4%	18.4%	.065	0.84	.118	88.9%	21	82	3.41
2018	LAD	A	10.80	1.08	10.00	0.00	31.3%	3.1%	28.1%	.323	1.32	.476	72.7%	60	39	1.44
2018	LAD	MiLB	11.37	3.79	3.00	0.00	34.3%	11.4%	22.9%	.194	1.05	.316	80.0%	38	63	2.55
2019	LAD	A	6.16	5.38	1.15	0.90	14.6%	12.7%	1.9%	.269	1.68	.304	65.7%	150	147	5.43
2021	LAD	AA	11.14	4.34	2.57	0.76	28.2%	11.0%	17.2%	.228	1.36	.314	68.4%	86	81	3.67
2022	KCR	AA	9.93	3.57	2.78	1.59	26.6%	9.6%	17.0%	.250	1.32	.309	66.9%	99	101	5.17
2022	KCR	AAA	9.16	6.99	1.31	1.45	21.7%	16.6%	5.1%	.248	1.74	.297	57.3%	131	125	5.97
2022	KCR	MiLB	9.45	5.70	1.66	1.50	23.4%	14.1%	9.3%	.249	1.58	.301	60.2%	119	116	5.67
2022	KCR	ST	18.00	9.00	2.00	0.00	33.3%	16.7%	16.7%	.400	3.00	.667	66.7%	182	53	2.66
2023	MIA	AA	7.64	6.62	1.15	2.04	18.8%	16.3%	2.5%	.250	1.64	.267	64.4%	151	159	7.54
2023	KCR	ST	15.43	7.71	2.00	0.00	26.7%	13.3%	13.3%	.417	3.00	.625	50.0%	335	88	4.24
2025	CIN	AA	5.12	3.57	1.43	0.62	13.4%	9.3%	4.1%	.252	1.36	.281	67.2%	110	113	4.19
2026	Steamer	PROJ	5.43	3.48	1.56	1.34	13.6%	8.7%	4.9%	.280	1.51	.299	69.4%			5.15
2026	ZiPS	PROJ	4.63	4.43	1.04	1.35	11.2%	10.7%	0.5%	.280	1.63	.291	68.0%			5.66
2026	OOPSY	PROJ	3.83	3.87	0.99	1.46	9.9%	10.0%	-0.1%	.286	1.52	.288	60.7%			5.83
2026	Steamer	ROS	5.47	3.70	1.48	1.32	13.6%	9.2%	4.4%	.278	1.53	.298	69.5%			5.15

Season	Team	Level	K/9	BB/9	K/BB	HR/9	K%	BB%	K-BB%	AVG	WHIP	BABIP	LOB%	ERA-	FIP-	FIP
2018	LAD	R	11.81	5.91	2.00	0.00	36.8%	18.4%	18.4%	.065	0.84	.118	88.9%	21	82	3.41
2018	LAD	A	10.80	1.08	10.00	0.00	31.3%	3.1%	28.1%	.323	1.32	.476	72.7%	60	39	1.44
2018	LAD	MiLB	11.37	3.79	3.00	0.00	34.3%	11.4%	22.9%	.194	1.05	.316	80.0%	38	63	2.55
2019	LAD	A	6.16	5.38	1.15	0.90	14.6%	12.7%	1.9%	.269	1.68	.304	65.7%	150	147	5.43
2021	LAD	AA	11.14	4.34	2.57	0.76	28.2%	11.0%	17.2%	.228	1.36	.314	68.4%	86	81	3.67
2022	KCR	AA	9.93	3.57	2.78	1.59	26.6%	9.6%	17.0%	.250	1.32	.309	66.9%	99	101	5.17
2022	KCR	AAA	9.16	6.99	1.31	1.45	21.7%	16.6%	5.1%	.248	1.74	.297	57.3%	131	125	5.97
2022	KCR	MiLB	9.45	5.70	1.66	1.50	23.4%	14.1%	9.3%	.249	1.58	.301	60.2%	119	116	5.67
2022	KCR	ST	18.00	9.00	2.00	0.00	33.3%	16.7%	16.7%	.400	3.00	.667	66.7%	182	53	2.66
2023	MIA	AA	7.64	6.62	1.15	2.04	18.8%	16.3%	2.5%	.250	1.64	.267	64.4%	151	159	7.54
2023	KCR	ST	15.43	7.71	2.00	0.00	26.7%	13.3%	13.3%	.417	3.00	.625	50.0%	335	88	4.24
2025	CIN	AA	5.12	3.57	1.43	0.62	13.4%	9.3%	4.1%	.252	1.36	.281	67.2%	110	113	4.19
2026	Steamer	PROJ	5.43	3.48	1.56	1.34	13.6%	8.7%	4.9%	.280	1.51	.299	69.4%			5.15
2026	ZiPS	PROJ	4.63	4.43	1.04	1.35	11.2%	10.7%	0.5%	.280	1.63	.291	68.0%			5.66
2026	OOPSY	PROJ	3.83	3.87	0.99	1.46	9.9%	10.0%	-0.1%	.286	1.52	.288	60.7%			5.83
2026	Steamer	ROS	5.47	3.70	1.48	1.32	13.6%	9.2%	4.4%	.278	1.53	.298	69.5%			5.15

Preseason ProjectionsIn-Season ProjectionsMinor LeaguesSpring Training

Season	Team	Level	Age	W	L	G	GS	IP	H	R	ER	HR	BB	SO	K/9	BB/9	K/BB	HR/9	AVG	WHIP	BABIP	LOB%	ERA	FIP	WAR
2026	ZiPS	PROJ	30	2	5	15	8	46.7	53	31	29	7	23	24	4.63	4.43	1.04	1.35	.280	1.63	.291	68.0%	5.59	5.66	-0.2
2027	ZiPS	PROJ	31	3	4	17	9	52.0	59	34	32	7	26	26	4.50	4.50	1.00	1.21	.278	1.63	.291	67.8%	5.54	5.50	-0.2
2028	ZiPS	PROJ	32	3	5	18	10	55.3	64	37	35	8	29	28	4.56	4.72	0.97	1.30	.279	1.68	.290	68.5%	5.70	5.68	-0.3

Season	Team	Level	Age	W	L	G	GS	IP	H	R	ER	HR	BB	SO	K/9	BB/9	K/BB	HR/9	AVG	WHIP	BABIP	LOB%	ERA	FIP	WAR
2026	ZiPS	PROJ	30	2	5	15	8	46.7	53	31	29	7	23	24	4.63	4.43	1.04	1.35	.280	1.63	.291	68.0%	5.59	5.66	-0.2
2027	ZiPS	PROJ	31	3	4	17	9	52.0	59	34	32	7	26	26	4.50	4.50	1.00	1.21	.278	1.63	.291	67.8%	5.54	5.50	-0.2
2028	ZiPS	PROJ	32	3	5	18	10	55.3	64	37	35	8	29	28	4.56	4.72	0.97	1.30	.279	1.68	.290	68.5%	5.70	5.68	-0.3