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Teams · Miami Marlins · MLB ID 687531

#71 · Pitcher · Miami Marlins

William Kempner

B/T R/R · HT 6' 0" · WT 222 · Age 24 · Born Jun 18, 2001 · Debut May 5, 2026
Reassigned to Minors
OverviewGame LogSplitsStatcastTrend LabFieldingPostseasonTransactions

2026 · Season

ERA
0.00
#1 in MLB
↓0.36
WHIP
0.00
#1 in MLB
↓0.53
IP
1.0
 
 
W-L
0-0
 
 
SO
1
 
 
BB
0
 
 
K/9
9.0
 
 
SV
0
 
 
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