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John Curtiss

Arizona Diamondbacks · RP Throws: R Bats: R Height: 6'5 Weight: 220 Born: Apr 05, 1993 (32)

Percentile Ranks
vs LHH
vs RHH K%
34.8
0.0 xWOBA
0.300 · 85%
0.433 · 0%
xSLG
53.0
0.0

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		10	0	1-0	12.2	4.97	1.48	10.9%	0.0%	3.6%	.320	.541	.380	.221	8.5%	42.6%	38%	34%	32%	32%	55%	14%	45%	21%	0.0	0.0	5.0	0.6	5.9	0.0
2024		3	0	0-0	2.1	15.43	2.86	8.3%	0.0%	0.0%	.371	.562	.401	.191	18.2%	63.6%	55%	9%	36%	46%	55%	18%	45%	38%	0.0	0.0	0.0	0.0	0.0	0.0
2023		15	0	0-0	19.2	4.58	1.30	19.8%	0.0%	9.9%	.198	.366	.279	.167	5.3%	29.8%	44%	40%	16%	37%	49%	14%	51%	53%	0.0	0.0	0.0	0.0	0.0	0.0
2021	Brewers	41	2	3-1	44.1	3.45	1.22	23.5%	0.0%	6.4%	.249	.397	.303	.148	6.2%	33.1%	44%	40%	26%	26%	53%	19%	47%	48%	0.0	0.0	0.0	0.0	0.0	0.0
2020	Rays	17	3	3-0	25.0	1.80	0.96	25.3%	0.0%	3.0%	.236	.405	.293	.169	7.2%	33.3%	42%	42%	26%	28%	55%	17%	45%	47%	0.0	0.0	0.0	0.0	0.0	0.0
2019	null	1	0	0-0	2.1	3.86	2.38	8.3%	0.0%	25.0%	.206	.529	.395	.323	12.5%	25.0%	38%	50%	13%	25%	44%	8%	56%	57%	0.0	0.0	0.0	0.0	0.0	0.0
2018	Twins	8	0	0-1	6.1	5.68	1.97	23.3%	0.0%	13.3%	.284	.467	.356	.182	5.3%	68.4%	37%	11%	37%	42%	45%	19%	55%	43%	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%	FC		SL		FF		CH		Rating	DK $	DK	FD $	FD
1	2025	Aug, 01	@ATH	2.0	7	21	1	0	0	0	1	0	14.3										n/a	5.90	n/a	9
2	2025	Jul, 29	@DET	1.0	4	14	1	0	0	0	0	1	14.3										n/a	1.65	n/a	3
3	2025	Jul, 27	@PIT	1.0	7	28	4	0	2	0	0	3	25.0										n/a	-4.15	n/a	-3
4	2025	Jul, 18	STL	1.0	6	24	4	1	3	0	0	1	16.7	16.7%	89.0	25.0%	84.0	58.3%	93.7				n/a	-6.15	n/a	-6
5	2025	Jul, 13	@LAA	2.0	8	34	1	0	0	1	2	3	17.6	41.2%	89.7	14.7%	86.9	44.1%	93.9				n/a	7.30	n/a	12
6	2025	Jul, 08	@SD	1.0	4	16	0	0	0	1	1	1	12.5	37.5%	89.7			62.5%	93.1				n/a	3.65	n/a	6
7	2025	Jul, 04	KC	1.2	6	17	1	0	0	0	0	1	23.5	41.2%	91.1	11.8%	87.5	47.1%	94.0				n/a	3.15	n/a	5
8	2025	Jul, 03	SF	1.0	6	24	3	0	2	0	1	3	20.8	29.2%	91.1	8.3%	86.8	62.5%	95.3				n/a	-1.55	n/a	0
9	2025	Jun, 30	SF	0.2	3	11	1	0	0	0	1	2	36.4										n/a	6.90	n/a	11
10	2025	Jun, 29	MIA	1.1	4	6	0	0	0	0	0	0	0.0										n/a	3.00	n/a	4

2024

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

2023

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

2021

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

2020

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

2019

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

2018

Box Score														Pitch Usage/Velo								DFS
#	Date		Opp	IP	BF	PC	H	HR	ER	BB	SO	SwStr	CSW%	FC		SL		FF		CH		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%	54%	.163	.216	25.0	8.3	.237	.000	0	55%	.290	.390	6.3	6.3	.583	.200	0
Cutter	Fastball	MPH		10%	36%	.321	.433	12.5	0.0	.711	.375	1	24%	.549	.597	11.1	0.0	.841	.111	0
Slider	Breaking	MPH		6%	10%	.297	.277	0.0	0.0	.350	.000	0	22%	.341	.335	0.0	0.0	.423	.250	0

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%	35%	.060	.109	0.0	0.0	.206	3.000	1	52%	.717	.759	0.0	0.0	1.044	.333	0
Slider	Breaking	89.2 MPH	2580	23%	59%	.240	.228	33.3	0.0	.287	.000	0	48%	.305	.350	0.0	0.0	.510	.800	1
Changeup	Offspeed	MPH		0%	6%	.000	.000	0.0	0.0	.000	.000	0

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		13%	62%	.200	.279	16.7	5.6	.455	.188	1	53%	.218	.316	15.2	12.1	.412	.207	2
Slider	Breaking	86.4 MPH	2600	39%	34%	.095	.292	33.3	33.3	.115	.000	0	45%	.227	.267	15.0	5.0	.347	.105	0
Changeup	Offspeed	86.7 MPH	2067	50%	4%	.000	.000	100.0	0.0	.000	.000	0	2%	.000	.000	66.7	0.0	.000	.000	0

Splits	vs LHB								vs RHB
Year	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR	PA	xBAVG	xWOBA	xSLG	ISO	K%	BB%	HR
2025	22	.236	.300	.428	.143	18.2%	4.5%	1	33	.376	.433	.616	.188	6.1%	3.0%	0
2024	4	.195	.198	.267	.750	25.0%	0.0%	1	8	.460	.503	.710	.625	0.0%	0.0%	1
2023	25	.170	.271	.368	.143	24.0%	12.0%	1	56	.210	.282	.364	.157	17.9%	8.9%	2
2021	76	.265	.292	.402	.137	25.0%	2.6%	2	111	.237	.311	.393	.182	22.5%	9.0%	4

	Home								Road
Season	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR	PA	xAVG	xWOBA	K%	BB%	xSLG	ISO	HR
2025	19	.290	.325	10.5%	0.0%	.466	.158	0	12	.158	.292	25.0%	16.7%	.348	.100	0
2024	4	.195	.198	25.0%	0.0%	.267	.750	1	9	.283	.327	11.1%	0.0%	.488	.444	1
2023	33	.183	.281	15.2%	9.1%	.393	.200	2	48	.209	.278	22.9%	10.4%	.346	.119	1
2021	88	.228	.285	26.1%	8.0%	.349	.165	3	99	.267	.319	21.2%	5.1%	.437	.161	3

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	1.67	2.11	2.48	0.00	4.20	2.48	-4.15	0.00	0.00	1.46	3.78
Home	1.97	1.17	-0.39	1.63	0.00	-1.55	0.00	0.00	0.00	0.00	1.23