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JoJo Romero

St. Louis Cardinals · RP Throws: L Bats: L Height: 5'11 Weight: 215 Born: Sep 09, 1996 (28)

Percentile Ranks
vs LHH
vs RHH K%
83.3
44.1 xWOBA
0.215 · 100%
0.306 · 63%
xSLG
100.0
62.7

Year	Team	G	GS	W-L	IP	ERA	WHIP	K%	CSW%	BB%	xAVG	xSLG	xwOBA	xISO	BAR%	SS%	HH%	GB%	LD%	FB%	Z%	Z Sw%	OZ%	OZ Sw%	Apr	May	Jun	Jul	Aug	Sep
2025		41	0	3-3	35.1	2.04	1.28	22.9%	0.0%	10.5%	.196	.313	.266	.117	6.0%	23.0%	38%	58%	14%	20%	51%	17%	49%	52%	1.5	2.4	3.5	5.3	0.0	0.0
2024		65	0	7-3	59.0	3.36	1.15	21.0%	0.0%	6.6%	.271	.459	.346	.188	10.5%	34.5%	40%	50%	24%	24%	49%	13%	51%	52%	0.0	0.0	0.0	0.0	0.0	0.0
2023		27	0	4-2	36.2	3.68	1.08	28.6%	0.0%	6.8%	.227	.296	.261	.069	2.1%	31.9%	38%	59%	26%	13%	53%	27%	47%	58%	0.0	0.0	0.0	0.0	0.0	0.0
2022		17	0	0-0	16.1	4.96	1.43	25.4%	0.0%	14.9%	.232	.404	.337	.172	10.0%	25.0%	40%	63%	18%	20%	41%	22%	59%	56%	0.0	0.0	0.0	0.0	0.0	0.0
2021	Phillies	11	0	0-0	9.0	7.00	1.67	18.6%	0.0%	7.0%	.289	.494	.369	.205	9.7%	38.7%	32%	55%	23%	23%	57%	18%	43%	28%	0.0	0.0	0.0	0.0	0.0	0.0
2020	Phillies	12	0	0-0	10.2	7.59	1.47	21.3%	0.0%	4.3%	.296	.411	.344	.115	3.0%	33.3%	36%	52%	30%	6%	51%	21%	49%	46%	0.0	0.0	0.0	0.0	0.0	0.0

2025

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	SI		CH		FF		SL		FC		Rating	DK $	DK	FD $	FD
1	2025	Jul, 30	MIA	1.1	5	17	1	0	0	0	1	2	29.4												n/a	4.40	n/a	7
2	2025	Jul, 25	SD	1.0	4	9	1	0	0	0	0	2	33.3	33.3%	91.5	22.2%	85.8			44.4%	80.7				n/a	1.65	n/a	3
3	2025	Jul, 24	SD	1.2	5	22	0	0	0	0	4	1	36.4	22.7%	92.1	18.2%	86.5	9.1%	91.7	50.0%	81.5				n/a	11.75	n/a	17
4	2025	Jul, 21	@COL	1.0	4	9	1	0	0	0	2	4	55.6	22.2%	92.5	11.1%	88.4	44.4%	82.0			22.2%	94.1		n/a	5.65	n/a	9
5	2025	Jul, 20	@ARI	1.0	4	15	1	0	0	0	2	3	40.0	20.0%	93.5	33.3%	87.7			46.7%	81.9				n/a	5.65	n/a	9
6	2025	Jul, 12	ATL	0.2	2	5	0	0	0	0	1	3	80.0			40.0%	85.7					60.0%	81.3		n/a	3.50	n/a	5
7	2025	Jul, 11	ATL	1.0	4	12	1	0	0	0	2	4	41.7	25.0%	92.9	16.7%	87.9	50.0%	82.8			8.3%	93.4		n/a	5.65	n/a	9
8	2025	Jul, 08	WSH	1.0	4	22	1	0	0	0	2	2	31.8	40.9%	92.9	9.1%	87.0			4.5%	91.5	45.5%	82.5		n/a	5.65	n/a	9
9	2025	Jul, 05	@CHC	1.0	5	17	1	0	0	0	1	3	35.3	29.4%	93.9	35.3%	86.2			5.9%	93.2	29.4%	83.6		n/a	3.65	n/a	6
10	2025	Jun, 29	@CLE	1.0	3	12	0	0	0	0	2	3	50.0												n/a	6.25	n/a	9
11	2025	Jun, 26	CHC	1.0	4	20	1	0	1	0	2	2	30.0												n/a	3.65	n/a	6
12	2025	Jun, 24	CHC	0.2	4	15	1	0	0	1	0	0	26.7												n/a	0.30	n/a	2
13	2025	Jun, 20	CIN	1.0	3	12	0	0	0	0	1	1	50.0												n/a	4.25	n/a	6
14	2025	Jun, 19	@CWS	1.0	4	20	0	0	0	1	0	1	20.0												n/a	5.65	n/a	9
15	2025	Jun, 15	@MIL	0.1	1	6	0	0	0	0	1	1	33.3	16.7%	91.3			83.3%	81.9						n/a	2.75	n/a	4
16	2025	Jun, 14	@MIL	0.2	4	21	1	0	0	1	0	1	28.6	23.8%	91.7	23.8%	85.3	42.9%	81.6			9.5%	90.0		n/a	0.30	n/a	2
17	2025	Jun, 06	LAD	0.2	3	9	2	0	0	0	0	3	44.4	33.3%	92.8	22.2%	85.3	33.3%	82.6			11.1%	93.0		n/a	0.30	n/a	2
18	2025	Jun, 05	KC	1.0	4	13	1	0	0	0	1	3	38.5	23.1%	91.5	30.8%	85.1	23.1%	81.8			23.1%	92.3		n/a	7.65	n/a	12
19	2025	May, 28	@BAL	1.0	3	15	0	0	0	0	1	1	20.0	40.0%	92.3	26.7%	86.4	26.7%	81.5			6.7%	93.3		n/a	4.25	n/a	6
20	2025	May, 25	ARI	1.0	4	13	0	0	0	1	0	0	38.5	30.8%	91.0	23.1%	85.0	38.5%	81.4			7.7%	92.7		n/a	1.65	n/a	3

2024

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	SI		CH		FC		FF		SL		Rating	DK $	DK	FD $	FD

2023

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	SI		CH		FF		SL		FC		Rating	DK $	DK	FD $	FD

2022

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	SI		CH		SL		FC		FF		Rating	DK $	DK	FD $	FD

2021

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	SI		CH		SL		FC		FF		Rating	DK $	DK	FD $	FD

2020

Box Score														Pitch Usage/Velo										DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	SI		CH		SL		FC		FF		Rating	DK $	DK	FD $	FD

2025 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		0%	8%	.000	.000	0.0	0.0	.000	.000	0	16%	.171	.278	28.6	0.0	.505	.143	0
Slider	Breaking	MPH		38%	92%	.167	.208	34.9	7.0	.209	.079	0	32%	.121	.227	36.8	10.5	.202	.000	0
Changeup	Offspeed	MPH		33%	52%	.191	.265	26.7	6.7	.374	.148	1

2024 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		0%	15%	.324	.439	33.3	33.3	.392	.000	0	17%	.479	.528	5.6	11.1	.777	.067	0
Cutter	Fastball	MPH		0%	0%	.000	.000	0.0	0.0	.000	.000	0
Slider	Breaking	84.0 MPH	2736	44%	84%	.124	.134	50.0	2.4	.146	.024	0	39%	.163	.275	41.3	4.3	.334	.250	3
Changeup	Offspeed	85.9 MPH	1575	30%	1%	.000	.689	0.0	100.0	.000	.000	0	44%	.357	.462	9.8	2.4	.718	.308	3

2023 Splits				vs LHB									vs RHB
Pitch	Type	MPH	SPIN	Whiff%	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR	Usage	xBAVG	xWOBA	K%	BB%	xSLG	ISO	HR
4-Seamer	Fastball	MPH		22%	23%	.212	.280	33.3	16.7	.245	.000	0	13%	.392	.435	9.1	9.1	.463	.111	0
Cutter	Fastball	87.6 MPH	2744	100%	0%	.000	.000	100.0	0.0	.000	.000	0
Sinker	Fastball	94.7 MPH	2109	19%	29%	.217	.228	15.8	5.3	.246	.000	0	35%	.295	.357	10.8	10.8	.464	.219	1
Slider	Breaking	84.3 MPH	2631	53%	46%	.067	.059	46.7	0.0	.067	.125	0	13%	.133	.163	73.3	0.0	.267	.500	0
Changeup	Offspeed	85.9 MPH	1574	45%	2%	.000	.696	0.0	1.0	.000	.000	0	39%	.235	.251	31.0	4.8	.288	.026	0

Splits	vs LHB								vs RHB
Year	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR
2025	66	.163	.215	.200	.054	27.3%	9.1%	0	84	.222	.306	.399	.095	20.2%	8.3%	1
2024	78	.195	.242	.276	.069	32.1%	6.4%	1	164	.309	.393	.549	.203	15.9%	6.1%	7
2023	41	.167	.194	.188	.000	29.3%	7.3%	0	106	.251	.287	.339	.115	28.3%	6.6%	1
2022	22	.116	.277	.247	.176	45.5%	22.7%	1	45	.282	.368	.472	.205	15.6%	11.1%	2

	Home								Road
Season	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR
2025	63	.207	.278	23.8%	9.5%	.318	.058	0	58	.222	.303	19.0%	10.3%	.375	.140	1
2024	78	.195	.243	32.1%	6.4%	.277	.069	1	105	.280	.363	26.7%	3.8%	.533	.227	5
2023	68	.181	.213	36.8%	5.9%	.249	.079	1	79	.269	.303	21.5%	7.6%	.339	.085	0
2022	25	.353	.451	20.0%	12.0%	.612	.333	2	42	.160	.273	28.6%	16.7%	.280	.114	1

Split	Games	Wind 0-9 mph+	Wind 10+ mph	Humid 0-25	Humid 25-50	Humid 50-75	Humid 75-100	Temp 0-40	Temp 40-60	Temp 61-79	Temp 80+
Road	2.21	2.54	2.43	4.95	2.56	3.25	1.33	-4.45	3.48	2.38	2.03
Home	2.74	2.29	3.47	0.00	2.44	3.05	5.03	0.00	2.29	3.58	2.46