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MLB · P
Jackson Kowar
Mariners
· SEA · 2025
#37 · 30 · 6'5" · B/T R/R
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2025
Career
4.24
ERA
2-0
W-L
15
K
1.24
WHIP
17.0
IP
0
SV
15
GP
7.9
K/9
8.21
ERA
4-6
W-L
90
K
1.93
WHIP
91.0
IP
0
SV
54
GP
8.9
K/9
Full career →
Seasons
Season
G
W
L
IP
SO
ERA
WHIP
SE
2025
SEA
15
2
0
17.0
15
4.24
1.24
KC
2023
KC
23
2
0
28.0
29
6.43
1.93
KC
2022
KC
7
0
0
15.2
17
9.77
2.43
Full career →
Last 5 games
Game
Result
IP
H
ER
K
PH
@ PHI
Aug 18
L
7-12
1.0
2
1
1
NY
@ NYM
Aug 17
L
3-7
1.0
1
0
2
NY
@ NYM
Aug 15
W
11-9
0.1
3
3
1
BA
1.0
0
0
1
1.0
0
0
0
@ BAL
Aug 14
L
3-5
CW
vs CWS
Aug 7
W
4-3
Full game log →
2025 AL West Standings
W
L
PCT
GB
1
SE
Mariners
90
72
.556
—
2
HO
Astros
87
75
.537
3.0
3
TE
Rangers
81
81
.500
9.0
4
OA
Athletics
76
86
.469
14.0
5
LA
Angels
72
90
.444
18.0
Full standings →
Jackson has no game in the next two weeks, so there are no lines.
Strikeouts history
Outs recorded history
Jackson Kowar props
More Mariners
R/G
4.73
9th
RA/G
4.28
17th
RUN DIFF
+72
10th
HR/G
1.47
3rd
H
8.30
17th
BB
3.36
9th
K
8.93
25th
SB
0.99
3rd
Team page →