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Merrill Kelly

SP · Arizona Diamondbacks · #29

Bats/ThrowsR/R

Height6' 2"

Weight210 lbs

BirthplaceHouston, TX

MLB Debut2018

Draft2010: Rd 8, Pk 251 (TB)

🪪Bio

Bats/ThrowsR/R

Height6' 2"

Weight210 lbs

BirthplaceHouston, TX

MLB Debut2018

CollegeArizona State

Draft2010: Rd 8, Pk 251 (TB)

📊Season Stats (2026)

ERA5.06

W-L9-13

IP147.2

K99

WHIP1.47

SV0

Full Stat Line

G26

GS26

QS9

HLD0

H153

ER83

HR27

BB64

K/96.03

WAR0.02

🤚Career Splits by Handedness

vs Left-Handed Batters

AVG.271

OBP.360

SLG.492

OPS.852

369 PA · Ranks #474 of 612 qualified pitchers

vs Right-Handed Batters

AVG.259

OBP.311

SLG.427

OPS.739

244 PA · Ranks #366 of 630 qualified pitchers

Career totals from real plate-appearance data — lower OPS allowed is better for a pitcher.

⚔️This Season vs. Each Opponent

Opponent	ERA	IP	K	BB	Opp AVG
vs. SF	2.25	20.0	15	6	.194
vs. COL	4.50	14.0	5	3	.196
vs. STL	3.27	11.0	5	5	.268
vs. CHC	8.10	10.0	9	6	.302
vs. MIL	6.30	10.0	7	7	.333
vs. NYM	1.29	7.0	6	3	.130
vs. SD	1.29	7.0	6	3	.143
vs. HOU	4.50	6.0	4	0	.292
vs. MIA	3.00	6.0	1	2	.200
vs. TB	7.50	6.0	3	2	.333
vs. LAD	1.59	5.2	4	4	.118
vs. PIT	0.00	5.2	6	1	.200
vs. BAL	3.38	5.1	3	4	.263
vs. LAA	10.13	5.1	4	1	.423
vs. SEA	3.38	5.1	2	2	.348
vs. CLE	9.00	5.0	5	4	.381
vs. OAK	3.60	5.0	3	1	.278
vs. WSH	12.60	5.0	4	3	.286
vs. CHW	16.62	4.1	5	3	.455
vs. BOS	13.50	4.0	2	4	.412

🏟️This Season at Each Ballpark

Ballpark	ERA	IP	K	BB	Opp AVG
Total	5.06	147.2	99	64	.271
Chase Field	6.10	59.0	45	25	.287
AT&T Park	1.29	14.0	11	6	.130
Coors Field	1.00	9.0	3	0	.129
PETCO Park	1.29	7.0	6	3	.143
Busch Stadium II	4.50	6.0	2	3	.318
Marlins Park	3.00	6.0	1	2	.200
Minute Maid Park	4.50	6.0	4	0	.292
Tropicana Field	7.50	6.0	3	2	.333
PNC Park	0.00	5.2	6	1	.200
Camden Yards	3.38	5.1	3	4	.263
Safeco Field	3.38	5.1	2	2	.348
Progressive Field	9.00	5.0	5	4	.381
Wrigley Field	12.46	4.1	5	3	.381
Fenway Park	13.50	4.0	2	4	.412

📅By Month & Recent Form

Split	ERA	IP	K	BB	Opp AVG
Last 7 Days	4.50	6.0	4	0	.292
Last 15 Days	2.08	13.0	11	4	.196
Last 30 Days	5.86	27.2	19	14	.257
April	9.20	14.2	9	12	.350
May	3.49	38.2	24	10	.236
June	7.31	28.1	14	11	.319
July	1.95	27.2	24	9	.238
August	5.85	32.1	24	22	.252
September	4.50	6.0	4	0	.292

🎯Pitch Arsenal (2026)

Type	Pitches	Usage%	Zone%	Chase%	Whiff%	BA	wOBA	xwOBA
Changeup	661	27.9%	25.7%	57.7%	28.5%	.230	.261	.353
4-Seam Fastball	651	27.5%	44.1%	30.4%	12.3%	.317	.406	.412
Cutter	318	13.4%	42.8%	28.5%	11.7%	.300	.389	.385
Curveball	274	11.6%	37.6%	41.5%	20.7%	.196	.225	.322
Slider	239	10.1%	32.6%	37.3%	31.4%	.273	.248	.287
Sinker	224	9.5%	42.9%	27.8%	8.3%	.295	.351	.361

🌀Pitch Movement (2026)

Type	#	Velo	Spin	IVB	H-Break	Ext
Changeup	488	88.6	2,167	-0.3"	+1.2"	6.1
4-Seam Fastball	465	92.2	2,364	+14.0"	+0.8"	6.1
Cutter	201	91.1	2,350	+11.7"	+0.3"	6.1
Curveball	180	82.5	2,559	-9.0"	-0.6"	6.1
Slider	178	86.3	2,314	+3.2"	-0.2"	6.2
Sinker	135	92.5	2,245	+6.1"	+1.4"	6.2

IVB = induced vertical break (gravity removed) · H-Break = horizontal movement · Ext = release extension in feet.

📋Recent Game Log

	Date	Opp	Score	IP	H	ER	BB	K	ERA	PC	Dec
W	Friday, September 11, 2026	TEX	1-9	4.1	2	1	3	3	4.97	80	—
L	Friday, September 4, 2026	HOU	1-3	6.0	7	3	0	4	5.06	94	L
W	Saturday, August 29, 2026	SF	7-1	7.0	2	0	4	7	5.08	100	W
L	Monday, August 24, 2026	CHC	7-0	5.2	5	3	3	4	5.35	99	L
L	Tuesday, August 18, 2026	BOS	4-9	4.0	7	6	4	2	5.37	86	L
L	Wednesday, August 12, 2026	COL	6-4	5.0	6	6	3	2	5.11	71	L
W	Friday, August 7, 2026	LAD	3-4	5.2	2	1	4	4	4.88	80	—
L	Sunday, August 2, 2026	CLE	0-5	5.0	8	5	4	5	5.04	96	L
L	Monday, July 27, 2026	PIT	2-3	5.2	4	0	1	6	4.86	93	—
W	Wednesday, July 22, 2026	OAK	5-15	5.0	5	2	1	3	5.12	87	W

👥Team — Arizona Diamondbacks

Player	Pos	Key Stat
Tyler Locklear	1B	.278 AVG
Tim Tawa	1B	.247 AVG
Ildemaro Vargas	1B	4.91 ERA
Ketel Marte	2B	.251 AVG
Nolan Arenado	3B	.236 AVG
James McCann	C	11.25 ERA
Gabriel Moreno	C	.299 AVG
Jordan Lawlar	CF	.258 AVG
Ryan Waldschmidt	CF	.263 AVG
Adrian Del Castillo	DH	5.40 ERA
Jose Fernandez	DH	.262 AVG
Lars Nootbaar	DH	.236 AVG
Luken Baker	First Baseman	.200 AVG
Lourdes Gurriel Jr.	LF	.207 AVG
Max Kepler	LF	.205 AVG
Tommy Troy	LF	.222 AVG
Andrew Hoffmann	Relief Pitcher	7.71 ERA
Corbin Carroll	RF	.240 AVG
Juan Burgos	RP	2.08 ERA
Gerardo Carrillo	RP	4.15 ERA
Taylor Clarke	RP	2.45 ERA
Brandyn Garcia	RP	2.08 ERA
Kevin Ginkel	RP	3.98 ERA
Drey Jameson	RP	5.12 ERA
Derek Law	RP	1.23 ERA
Jonathan Loaisiga	RP	2.43 ERA
Justin Martinez	RP	0.00 ERA
Juan Morillo	RP	2.33 ERA
Brandon Pfaadt	RP	3.53 ERA
Dennis Santana	RP	5.36 ERA
Kade Strowd	RP	3.38 ERA
Ryan Thompson	RP	4.43 ERA
Mitch Bratt	SP	4.70 ERA
Corbin Burnes	SP	0.00 ERA
Jose Cabrera	SP	4.33 ERA
Kohl Drake	SP	6.53 ERA
Zac Gallen	SP	6.22 ERA
Zack Littell	SP	5.21 ERA
Eduardo Rodriguez	SP	2.55 ERA
Michael Soroka	SP	3.53 ERA
Blake Walston	SP	3.00 ERA
Geraldo Perdomo	SS	.250 AVG
Ryne Nelson	Starting Pitcher	4.97 ERA

See the Full Analysis

Key Suspects, player props, DFS rankings, and matchup intelligence for Merrill Kelly and every MLB game — available in the BlowOutAlert workspace.

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