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John Klein

MIN · Triple-A · Age 24 · 38.1 IP
RHP Triple-A MIN
16.5
TiltValue (ProspectTilt Composite)
John Klein is a 24-year-old RHP in the MIN organization, currently at the Triple-A level. Across 38.1 innings, John has posted a 6.34 ERA with a 4.48 xFIP and 1.36 WHIP. The strikeout rate sits at 26.7% against a 10.9% walk rate, a 15.8% K-BB% and 11.7% swinging-strike rate.
On the Statcast side, the fastball averages 89.5 mph (topping at 97.5) with +8.7" of induced vertical break and a -6.51° vertical approach angle.
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Core Metrics
ERA
6.34
xFIP
4.48
K%
26.7
BB%
10.9
Command & Stuff
WHIP
1.36
K-BB%
15.8
SwStr%
11.7
IP
38.1
Statcast Fastball Profile
Velo
89.5
Max
97.5
IVB
+8.7"
VAA
-6.51°
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Data via ProspectTilt PitchIQ — live MiLB Statcast analytics.
Stats current as of June 17, 2026. Updated nightly.
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