@CalWilliamson28 86
Velocity (max)
6/19/25
CLASS OF 2028
LHP
1B
Cal
Williamson
North Atlanta (HS) • GA
6' 5" • 231.5LBS
R/L • 16yr 3mo
Travel Team: Atlanta Braves Scout Team 16U/STB
6' 5" • 231.5LBSR/L • 16yr 3mo
Travel Team: Atlanta Braves Scout Team 16U/STB
Rankings
2028 National
Rankings available to Premium Subscriber
2028 State
Rankings available to Premium Subscriber
Commitment
UNCOMMITTED
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Best Of Stats
Fastball
83 - 86
Velo Range
8/02/25
2356
Spin Rate (avg)
1/10/26
Changeup
76.6 - 77.4
Velo Range
1/10/26
1733
Spin Rate (avg)
8/02/25
Curveball
69.8 - 71.4
Velo Range
1/10/26
2358
Spin Rate (avg)
1/10/26
Slider
68.5 - 69.3
Velo Range
1/18/25
2088
Spin Rate (avg)
1/18/25
Positional Tools
Hitting
Hitting
Pitching
2026
2025
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Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.7
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
83.7
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2356
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
28.1
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
70.8
Curveball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2358
Curveball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
77.0
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1630
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Sinker
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
83.5
Sinker
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2290
Sinker
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
86.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
84.4
Fastball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2198
Fastball
Spin Score Avg
The average Bauer Units value of all fastballs in the given event year. Bauer Units are calculated for each pitch by dividing Spin Rate by Velocity.
26.0
Fastball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
70.6
Curveball
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2271
Curveball
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
73.5
Changeup
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
1494
Changeup
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH).
68.9
Slider
Spin Rate Avg
The average rate of spin for all pitches of this type in the given event year. Measured in rotations per minute (RPM).
2088
Slider
Total Movement Avg
The average total non-gravity movement for all pitches of this type in the given event year. Measured in inches (in).
Preseason All-State: Underclass (Invite-Only)
Jan 10, 2026
Trackman - Fastball
84.7
Velocity (max)
83.1 - 84.3
Velo Range
82.4
Eff Velocity (avg)
2,446
Spin Rate (max)
2,356
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
71.4
Velocity (max)
69.8 - 71.4
Velo Range
68.8
Eff Velocity (avg)
2,439
Spin Rate (max)
2,358
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Trackman - ChangeUp
77.4
Velocity (max)
76.6 - 77.4
Velo Range
75.8
Eff Velocity (avg)
1,654
Spin Rate (max)
1,630
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Sinker
84.0
Velocity (max)
83.0 - 84.0
Velo Range
81.9
Eff Velocity (avg)
2,298
Spin Rate (max)
2,290
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
2025 Southeast Super Sophomore Games (Invite-Only)
Aug 2, 2025
Trackman - Fastball
86.0
Velocity (max)
83.4 - 85.6
Velo Range
83.1
Eff Velocity (avg)
2,413
Spin Rate (max)
2,240
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Curveball
71.4
Velocity (max)
69.8 - 71.4
Velo Range
68.6
Eff Velocity (avg)
2,406
Spin Rate (max)
2,271
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
75.4
Velocity (max)
73.8
Eff Velocity (avg)
1,733
Spin Rate (max)
1,733
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Spin Efficiency % (avg)
Preseason All-State: Underclass (Invite-Only)
Jan 18, 2025
Trackman - Fastball
84.7
Velocity (max)
83.7 - 84.5
Velo Range
83.3
Eff Velocity (avg)
2,206
Spin Rate (max)
2,031
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - Slider
69.3
Velocity (max)
68.5 - 69.3
Velo Range
2,133
Spin Rate (max)
2,088
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Trackman - ChangeUp
73.8
Velocity (max)
72.3 - 73.7
Velo Range
73.6
Eff Velocity (avg)
1,462
Spin Rate (max)
1,414
Spin Rate (avg)
IVB (max)
IVB (avg)
HM (max)
HM (avg)
Extension (avg)
Release Ht (avg)
Spin Score (max)
Zone %
Spin Efficiency % (avg)
Pitch Scores
Pitching Velos
2026
2025
2024
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
85.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
83.5
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.5
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
77.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
86.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
84.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
70.0
Changeup
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
74.7
Slider
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
69.0
Fastball
Velocity Max
The maximum observed fastball velocity in the given event year. Measured in miles per hour (MPH).
84.0
Fastball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
82.0
Curveball
Velocity Avg
The average velocity for all pitches of this type in the given event year. Measured in miles per hour (MPH)
68.0
Game Performance
Vizual Edge
Pitch Ai
Notes
News
- Georgia Class of 2028 Rankings: Tools of Trade - Dec 4, 2025
- Southeast Super Sophomore Games: Quick Hits - Aug 5, 2025
- National Program Invitational: Director's List - Jun 16, 2025
- 2025 Preseason All-State Primer: Underclass - Jan 16, 2025
- Georgia Class of 2028 Rankings: Initial Release - Dec 18, 2024
- The Director's List: Underclass Fall World Series - Oct 10, 2024
Comments
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Positional Profile: LHP/1B
Body: 6-4, 200-pounds.
Delivery: High 3/4 slot. Strong finish.
Arm Action: LH. Controlled pace. Strong pulldown on the finish.
FB: T85, 84-85 mph. Gets good sink, especially down in the zone. T2206, 2031 average rpm.
SL: 69-69 mph. Late, tight action. Works out of the same slot as the fastball. T2133, 2088 average rpm.
CH: 72-74 mph. Heavy run. Does a good job tunneling off the fastball. T1462, 1414 average rpm.