⚾ Data Hub

Zack Kelly

Boston Red Sox · RP

Throws: R

Age: -

Height: 6'3"

Weight: 231 lbs

4.58

ERA

1-3

W-L

23.0%

K%

35

SO

35.1

IP

28

G

RP Rankings →

ERA

4.58

xwOBA

0.000

K%

23.0%

BB%

7.9%

Hard Hit%

20.6%

CSW%

25.7%

Season-by-Season Statistics

Year	G	GS	W-L	IP	ERA	SO	K%	BB%	xAVG	xwOBA	xSLG	HH%	GB%
2025	28	0	1-3	35.1	4.58	35	23.0%	7.9%	0.000	0.000	0.000	20.6%	40.0%
2024	49	3	6-3	56.2	3.97	61	25.3%	11.2%	0.226	0.317	0.410	26.5%	47.3%
2023	8	0	0-0	9.1	3.86	6	14.0%	18.6%	0.000	0.000	0.000	19.2%	53.8%
2022	13	0	1-0	13.2	3.95	11	18.6%	6.8%	0.000	0.000	0.000	25.0%	45.5%

Pitch Arsenal - 2025

Cutter

Usage31.3%

K%11.1%

Whiff%20.2%

xwOBA0.301

Hard Hit%26.8%

Sweeper

Usage20.7%

K%40.7%

Whiff%25.5%

xwOBA0.266

Hard Hit%33.3%

4-Seamer

Usage19.8%

K%25.8%

Whiff%27.4%

xwOBA0.345

Hard Hit%44.4%

Platoon Splits - 2025

Split	PA	xAVG	xwOBA	xSLG	K%	BB%	HR
vs LHB	69	0.202	0.252	0.271	15.9%	7.2%	0
vs RHB	82	0.264	0.328	0.422	29.3%	7.3%	3
Home	74	0.260	0.325	0.336	17.6%	10.8%	0
Road	77	0.217	0.264	0.370	28.6%	3.9%	3

Recent Game Logs - 2025

Date	Opp	IP	H	R	ER	BB	SO	Pitches
Sep 28	-	1.0	0	0	0	0	0	6
Sep 26	-	1.0	1	0	0	0	0	17
Sep 25	-	0.2	1	1	1	0	0	10
Sep 19	-	1.0	0	0	0	0	0	18
Sep 17	-	0.2	1	0	0	0	1	8
Sep 16	-	1.0	1	0	0	0	3	16
Sep 12	-	1.0	1	0	0	2	0	21
Sep 8	-	1.0	0	0	0	0	0	7
Sep 7	-	0.1	2	1	1	1	1	16
Sep 3	-	4.0	2	0	0	0	4	63
Jun 29	-	1.0	2	1	1	1	1	28
Jun 25	-	1.2	2	0	0	0	4	31
Jun 22	-	1.1	3	1	1	0	0	23
Jun 20	-	0.2	0	0	0	1	2	14
Jun 17	-	1.2	0	0	0	0	2	16
Jun 9	-	1.0	1	2	1	3	1	23
Jun 8	-	0.1	2	0	0	0	0	9
Jun 6	-	2.0	1	0	0	0	4	35
Jun 3	-	1.0	0	1	0	1	0	12
May 25	-	2.0	1	2	1	1	0	25