most strikeouts in a game by zack groenke

Zack Greinke fanned his most batters in a game against the Cleveland Indians on August 25, 2009, with 15 strikeouts.

Interpreted as:
most strikeouts in a regular-season game by zack groenke
NAME SO DATE TM OPP DEC GS ERA CG SHO SV IP H ER R HR BB HBP GF IBB TBF WP
1 Zack Greinke
Z. Greinke
15
8/25/2009
KCR KCR
vs
CLE CLE
W
1
2.25
0
0
0
8.0
5
2
2
1
1
0
0
0
29
0
2 Zack Greinke
Z. Greinke
13
7/22/2018
ARI ARI
vs
COL COL
W
1
1.13
0
0
0
8.0
2
1
1
1
1
0
0
0
27
0
3 Zack Greinke
Z. Greinke
13
7/30/2014
LAD LAD
vs
ATL ATL
1
1.13
0
0
0
8.0
5
1
1
0
1
0
0
0
30
0
4 Zack Greinke
Z. Greinke
13
9/25/2012
LAA LAA
vs
SEA SEA
W
1
1.80
0
0
0
5.0
7
1
1
1
2
0
0
0
24
1
5 Zack Greinke
Z. Greinke
12
5/22/2017
ARI ARI
vs
CWS CWS
W
1
1.04
0
0
0
8.2
4
1
1
1
1
0
0
0
30
0
6 Zack Greinke
Z. Greinke
12
6/6/2012
MIL MIL
vs
CHC CHC
W
1
0.00
0
0
0
7.0
2
0
0
0
2
0
0
0
25
1
7 Zack Greinke
Z. Greinke
12
6/13/2010
KCR KCR
@
CIN CIN
W
1
3.00
1
0
0
9.0
5
3
3
2
0
0
0
0
32
0
8 Zack Greinke
Z. Greinke
11
5/11/2017
ARI ARI
vs
PIT PIT
W
1
1.13
0
0
0
8.0
1
1
1
1
1
0
0
0
25
0
9 Zack Greinke
Z. Greinke
11
4/24/2017
ARI ARI
vs
SDP SDP
W
1
1.50
0
0
0
6.0
6
1
1
0
0
0
0
0
24
0
10 Zack Greinke
Z. Greinke
11
6/2/2016
ARI ARI
@
HOU HOU
W
1
0.00
0
0
0
7.0
4
0
0
0
0
0
0
0
25
0
11 Zack Greinke
Z. Greinke
11
7/19/2015
LAD LAD
@
WSH WSH
W
1
0.00
0
0
0
8.0
3
0
0
0
1
0
0
0
27
0
12 Zack Greinke
Z. Greinke
11
5/27/2014
LAD LAD
vs
CIN CIN
W
1
3.52
0
0
0
7.2
8
3
3
1
0
0
0
0
30
0
13 Zack Greinke
Z. Greinke
11
4/23/2014
LAD LAD
vs
PHI PHI
W
1
2.57
0
0
0
7.0
5
2
2
1
1
0
0
1
27
0
14 Zack Greinke
Z. Greinke
11
5/9/2012
MIL MIL
vs
CIN CIN
1
0.00
0
0
0
8.0
2
0
0
0
0
0
0
0
26
0
15 Zack Greinke
Z. Greinke
11
7/28/2008
KCR KCR
@
OAK OAK
W
1
2.45
0
0
0
7.1
7
2
2
0
1
1
0
0
30
0
16 Zack Greinke
Z. Greinke
10
4/2/2019
ARI ARI
@
SDP SDP
W
1
4.50
0
0
0
6.0
6
3
3
2
0
0
0
0
24
0
17 Zack Greinke
Z. Greinke
10
4/30/2018
ARI ARI
vs
LAD LAD
W
1
3.00
0
0
0
6.0
4
2
2
0
1
1
0
0
24
0
18 Zack Greinke
Z. Greinke
10
7/25/2014
LAD LAD
@
SFG SFG
W
1
0.00
0
0
0
7.0
4
0
0
0
1
0
0
0
26
1
19 Zack Greinke
Z. Greinke
10
6/28/2014
LAD LAD
vs
STL STL
W
1
1.29
0
0
0
7.0
4
1
1
1
0
0
0
0
25
0
20 Zack Greinke
Z. Greinke
10
9/18/2011
MIL MIL
@
CIN CIN
W
1
1.29
0
0
0
7.0
2
1
1
0
3
0
0
0
26
1
21 Zack Greinke
Z. Greinke
10
7/8/2011
MIL MIL
vs
CIN CIN
1
3.00
0
0
0
6.0
6
2
4
1
2
1
0
0
27
0
22 Zack Greinke
Z. Greinke
10
6/21/2011
MIL MIL
vs
TBR TBR
W
1
1.29
0
0
0
7.0
4
1
1
0
0
1
0
0
27
0
23 Zack Greinke
Z. Greinke
10
6/16/2011
MIL MIL
@
CHC CHC
L
1
10.13
0
0
0
5.1
8
6
8
1
2
0
0
0
27
1
24 Zack Greinke
Z. Greinke
10
5/25/2011
MIL MIL
vs
WSH WSH
W
1
3.86
0
0
0
7.0
5
3
3
1
1
0
0
0
27
0
25 Zack Greinke
Z. Greinke
10
7/24/2009
KCR KCR
vs
TEX TEX
L
1
1.29
0
0
0
7.0
3
1
1
1
3
0
0
0
28
0
Results may be incomplete. StatMuse has complete game-level data for strikeouts going back to the 1901 season.
Some of the information used here was obtained free of charge from Retrosheet.

More Royals Stats

Team Rankings

HR

56

29th

R

263

30th

SO

640

19th

ERA

3.41

4th

2025 Division Standings
TEAM W L PCT GB
Tigers Tigers
50
30
.625
Guardians Guardians
39
38
.506
9.5
Royals Royals
38
41
.481
11.5
Twins Twins
37
42
.468
12.5
White Sox White Sox
25
55
.313
25.0
Schedule
DATE MATCHUP TIME (ET)
Wed
6/25
TBR TBR
@
KCR KCR
7:40 PM
Thu
6/26
TBR TBR
@
KCR KCR
2:10 PM
Fri
6/27
LAD LAD
@
KCR KCR
8:10 PM
Sat
6/28
LAD LAD
@
KCR KCR
4:10 PM
Sun
6/29
LAD LAD
@
KCR KCR
2:10 PM
Last Game
KCR Royals

38 - 41

1

Final

5

TBR Rays

44 - 35

Tue 24 Jun 2025

MLB 2025 Batting Leaders

MLB 2025 Pitching Leaders

MLB Fantasy 2025

MLB 2025 Betting

MLB 2025 Division Standings

AL East W L PCT GB
Yankees Yankees
45
34
.570
Rays Rays
44
35
.557
1.0
AL Central W L PCT GB
Tigers Tigers
50
30
.625
Guardians Guardians
39
38
.506
9.5
AL West W L PCT GB
Astros Astros
46
33
.582
Mariners Mariners
41
37
.526
4.5
NL East W L PCT GB
Phillies Phillies
47
32
.595
Mets Mets
46
34
.575
1.5
NL Central W L PCT GB
Cubs Cubs
46
33
.582
Brewers Brewers
44
36
.550
2.5
NL West W L PCT GB
Dodgers Dodgers
49
31
.613
Giants Giants
44
35
.557
4.5

MLB 2025 Scores & Schedule

Scores

DATE MATCHUP SCORE
Mon
6/9
MIA MIA
@
PIT PIT
3-2
Mon
6/9
CIN CIN
@
CLE CLE
1-0
Mon
6/9
CHC CHC
@
PHI PHI
8-4
Mon
6/9
TBR TBR
@
BOS BOS
1-3
Mon
6/9
WSH WSH
@
NYM NYM
4-5

Schedule

DATE MATCHUP TIME (ET)
Wed
6/25
AZ AZ
@
CWS CWS
2:10 PM
Wed
6/25
PIT PIT
@
MIL MIL
2:10 PM
Wed
6/25
BOS BOS
@
LAA LAA
4:07 PM
Wed
6/25
WSH WSH
@
SDP SDP
4:10 PM
Wed
6/25
TEX TEX
@
BAL BAL
6:35 PM