Jonathan Hernández

RHP

Team: Oklahoma City CometsThrows: RHeight: 6'3"Weight: 190 lbDOB: Jul 6, 1996Born: Memphis, TN, USAActive

Compare

Games

5.68

ERA

7.3%

K-BB%

97.3 mph

FB Velo

26.8%

CSW%

Stuff+

101

+1 vs MLB 100

vL 93▼vR 110▲

DLoc+

-7 vs MLB 100

vL 93▼vR 94▼

Stockyard PLoc+

-5 vs MLB 100

2026 Stockyard PLoc+ -> 2027

Pitching+

101

+1 vs MLB 100

vL 101vR 103

Synergy

—

Pitch Arsenal

Click a pitch to collapse or expand details

Slider

44.8%|Pitching+104

PLoc+

95▼-> 2027

Velocity

89mph

Spin

2475rpm

CSW%

31.4%

iVB / iHB

1.8" / -3.6"

Stuff+

DLoc+

Pitching+

vs L

95▼

105▲

vs R

108▲

103

Grade drivers

League-average Slider · 100 → 100.7

Velocity

+8.5

Horizontal geometry

−3.0

Arm angle

+1.8

Break across arm slot

−1.8

Velo gap vs fastball

+1.2

Spin rate

+1.0

Everything else

−7.0

Sinker

37.3%|Pitching+102

PLoc+

92▼-> 2027

Velocity

97mph

Spin

2265rpm

CSW%

26%

iVB / iHB

5.7" / 17.3"

Stuff+

DLoc+

Pitching+

vs L

93▼

89▼

vs R

109▲

93▼

105▲

Grade drivers

League-average Sinker · 100 → 98.6

Velocity

+5.0

Carry along arm slot

+4.1

Horizontal geometry

−2.8

Vertical approach angle

−1.1

Seam-shifted wake: amount

−1.0

Release height

−0.8

Everything else

−4.8

4-Seam Fastball

16.5%|Pitching+94▼

PLoc+

83▼-> 2027

Velocity

97.3mph

Spin

2355rpm

CSW%

17.6%

iVB / iHB

12.8" / 12.1"

Stuff+

DLoc+

Pitching+

vs L

95▼

68▼

93▼

vs R

60▼

95▼

Grade drivers

League-average 4-Seam Fastball · 100 → 96.0

Break across arm slot

−5.6

Carry along arm slot

+3.3

Velocity

+3.3

Horizontal geometry

−2.3

Seam-shifted wake: amount

+1.6

Release height

−1.1

Everything else

−3.2

Changeup

1.2%|Pitching+—

Velocity

91.4mph

Spin

1649rpm

CSW%

20%

iVB / iHB

1.4" / 9"

Stuff+

DLoc+

Pitching+

vs L

—

vs R

—

Splitter

0.2%|Pitching+130▲

PLoc+

113▲-> 2027

Velocity

91mph

Spin

1109rpm

CSW%

100%

iVB / iHB

-5.3" / 5.3"

Stuff+

DLoc+

Pitching+

vs L

110▲

169▲

131▲

vs R

127▲

179▲

128▲

Grade drivers

League-average Splitter · 100 → 122.7

Velocity

+7.7

Seam-shifted wake: amount

+5.7

Break across arm slot

+5.7

Carry along arm slot

+5.4

Vertical approach angle

+4.4

Velo gap vs fastball

−3.9

Everything else

−2.3

xRV (Expected Run Value): Expected runs per 100 pitches using xwOBA on batted balls (BABIP-neutral). Negative = good (runs prevented), Positive = bad (runs allowed).

Similar Pitchers

Last 30 games in 2026

Jonathan Hernández

Pitch Arsenal

Slider

Sinker

4-Seam Fastball

Changeup

Splitter

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