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Major League Baseball PLAYER PROFILE

Merrill Kelly

Arizona Diamondbacks · Pitcher · #29

Merrill Kelly is a pitcher for Arizona Diamondbacks. Bats right. Throws right. MLB debut: 2019-04-01.

2026 season · Major League Baseball

ERA5.04
WHIP1.49
W-L8-9
G20
GS20
IP114.1
SO76
BB46
K/95.98
BB/93.62
HR/91.81

Career totals

ERA3.90
WHIP1.23
W-L73-62
G192
GS192
IP1122.2
SO987
SV0

Advanced profile

BABIP.290
HR/91.81
P/IP16.11

Fielding

FLD%.957
G20
GS20
INN114.1
PO11
A11
E1
DP1

Bio

Age37
Height6' 2"
Weight210
BatsRight
ThrowsRight
BornHouston, USA
Draft2010
MLB debut2019-04-01
StatusActive

Last 8 games

DateOpponentPerformance
2026-08-02at Cleveland Guardians5.0 IP · 5 SO · 5 ER · 96 pitches
2026-07-27at Pittsburgh Pirates5.2 IP · 6 SO · 0 ER · 93 pitches
2026-07-22vs Athletics5.0 IP · 3 SO · 2 ER · 87 pitches
2026-07-17vs St. Louis Cardinals5.0 IP · 3 SO · 1 ER · 87 pitches
2026-07-09at San Diego Padres7.0 IP · 6 SO · 1 ER · 94 pitches
2026-07-04vs Milwaukee Brewers5.0 IP · 6 SO · 2 ER · 92 pitches
2026-06-28at Tampa Bay Rays6.0 IP · 3 SO · 5 ER · 93 pitches
2026-06-22at St. Louis Cardinals6.0 IP · 2 SO · 3 ER · 96 pitches

Recent transactions

2026-04-16 · Number Change

RHP Merrill Kelly changed number to 29.

2026-04-15 · Number Change

RHP Merrill Kelly changed number to 42.

2026-04-14 · Status Change

Arizona Diamondbacks activated RHP Merrill Kelly from the 15-day injured list.

2026-04-03 · Assigned

Arizona Diamondbacks sent RHP Merrill Kelly on a rehab assignment to Reno Aces.

2026-03-25 · Status Change

Arizona Diamondbacks placed RHP Merrill Kelly on the 15-day injured list retroactive to March 24, 2026. Left intercostal nerve irritation.

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