Kerry Herndon-Brown
Montgomery Biscuits (AA)
Kerry Herndon-Brown
Birthdate:
Aug. 31, 2004 (24 y, 11 m, 6 d)
Born In:
Germantown, MD, USA
Nationality:
American
Position:
LF
Bats/Throws:
L/L
Height/Weight:
6'0"/182
Entry:
2025 Draft - Round: 9, Overall: 255, Team: Tampa Bay Rays
Contract:
Minor League
ML Service Time:
None
OSA Rating History
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Ratings Changes
2029-07-06
RF defense increased from 50 to 55
Position changed from P to LF
2029-06-16
Role changed from SP to RP
2029-06-01
Contact vs L decreased from 45 to 40
2029-05-02
Role changed from CL to SP
2029-04-22
Weight decreased from 183 to 182
2029-04-12
Role changed from - to CL
2029-04-07
Position changed from LF to P
2029-04-02
Contact vs L increased from 40 to 45
Avoid Ks Potential increased from 45 to 50
Avoid Ks increased from 45 to 50
Avoid Ks vs R increased from 45 to 50
Avoid Ks vs L increased from 45 to 50
Position changed from P to LF
Role changed from RP to -
2029-03-08
Contact vs L decreased from 45 to 40
LF defense decreased from 65 to 60
Role changed from CL to RP
2028-12-21
Weight increased from 182 to 183
2028-12-08
Weight increased from 181 to 182
2028-11-24
Role changed from RP to CL
2028-11-02
Contact Potential increased from 35 to 45
Contact increased from 35 to 45
Contact vs R increased from 35 to 45
Contact vs L increased from 30 to 45
Eye Potential increased from 45 to 50
Eye increased from 40 to 45
Eye vs R increased from 40 to 45
Eye vs L increased from 40 to 45
Avoid Ks increased from 40 to 45
Avoid Ks vs L increased from 40 to 45
Bunt for Hit increased from 40 to 45
Speed decreased from 55 to 0
Stealing decreased from 65 to 0
Baserunning decreased from 65 to 0
Outfield Arm decreased from 55 to 50
LF defense increased from 60 to 65
Stuff Potential increased from 35 to 40
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Movement Potential increased from 35 to 40
Movement increased from 35 to 40
Movement vs R increased from 35 to 40
Movement vs L increased from 35 to 40
Control vs R increased from 45 to 50
Stamina decreased from 55 to 50
Fastball Pot decreased from 55 to 45
Fastball decreased from 55 to 45
Changeup Pot increased from 35 to 45
Changeup increased from 35 to 45
Role changed from SP to RP
2028-11-01
Avoid Ks decreased from 45 to 40
Stuff Potential decreased from 40 to 35
2028-10-25
Weight decreased from 182 to 181
2028-09-16
Stuff decreased from 40 to 35
Stuff vs R decreased from 40 to 35
Stuff vs L decreased from 45 to 40
Role changed from RP to SP
2028-09-11
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2028-09-01
Stuff decreased from 40 to 35
Stuff vs R decreased from 40 to 35
Stuff vs L decreased from 45 to 40
Role changed from CL to SP
2028-08-27
Role changed from RP to CL
2028-08-22
Role changed from CL to RP
2028-07-28
Avoid Ks vs L decreased from 45 to 40
Control increased from 45 to 50
GB% decreased from 51% to 49%
2028-07-13
Role changed from RP to CL
2028-06-22
Gap vs L increased from 40 to 45
Avoid Ks vs L increased from 40 to 45
Stuff vs L increased from 40 to 45
2028-05-08
Weight increased from 181 to 182
2028-04-28
Contact increased from 30 to 35
Gap vs L decreased from 45 to 40
Eye vs R decreased from 45 to 40
Avoid Ks vs L decreased from 45 to 40
Bunt for Hit decreased from 45 to 40
Infield Range decreased from 30 to 25
P defense decreased from 45 to 40
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Movement vs R increased from 30 to 35
Control vs L increased from 45 to 50
GB% increased from 49% to 51%
Curveball Pot decreased from 45 to 40
Slider Pot decreased from 50 to 45
Slider decreased from 50 to 45
Changeup Pot decreased from 40 to 35
Changeup decreased from 40 to 35
2028-04-03
Eye vs R increased from 40 to 45
Movement vs R decreased from 35 to 30
2028-02-12
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2027-12-05
Stuff Potential decreased from 45 to 40
Stuff decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Role changed from RP to SP
Weight increased from 180 to 181
2027-11-05
Contact decreased from 35 to 30
Eye decreased from 45 to 40
Eye vs R decreased from 45 to 40
2027-11-01
Speed decreased from 60 to 55
Weight increased from 179 to 180
2027-10-15
Weight increased from 178 to 179
2027-09-08
Weight increased from 177 to 178
2027-07-30
Stuff Potential increased from 40 to 45
Stuff increased from 40 to 45
Stuff vs L increased from 40 to 45
Role changed from SP to RP
2027-07-20
LF defense increased from 55 to 60
2027-07-04
Contact increased from 30 to 35
Eye Potential decreased from 50 to 45
Eye vs L decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Control Potential increased from 45 to 50
GB% increased from 47% to 49%
Curveball decreased from 45 to 40
Changeup Pot decreased from 45 to 40
Changeup decreased from 45 to 40
2027-06-29
Weight increased from 176 to 177
2027-05-30
Speed decreased from 65 to 60
Stealing decreased from 70 to 65
2027-05-25
Contact vs R increased from 30 to 35
Stuff vs L increased from 40 to 45
Movement Potential increased from 30 to 35
2027-04-20
Power increased from 30 to 35
Power vs L increased from 30 to 35
Eye Potential increased from 45 to 50
Eye increased from 40 to 45
Eye vs R increased from 40 to 45
Eye vs L increased from 40 to 45
Avoid Ks increased from 40 to 45
Avoid Ks vs L increased from 40 to 45
CF defense decreased from 40 to 35
Stuff Potential decreased from 45 to 40
Stuff vs L decreased from 45 to 40
Movement Potential decreased from 35 to 30
Control increased from 40 to 45
Control vs R increased from 40 to 45
Curveball Pot decreased from 50 to 45
Slider Pot decreased from 55 to 50
Slider decreased from 55 to 50
2027-04-05
Power decreased from 35 to 30
Power vs L decreased from 35 to 30
Stealing increased from 65 to 70
Weight decreased from 177 to 176
2026-12-11
Weight increased from 176 to 177
2026-11-04
Power increased from 30 to 35
Power vs R increased from 30 to 35
Power vs L increased from 30 to 35
Avoid Ks decreased from 45 to 40
2026-10-28
Weight increased from 175 to 176
2026-08-10
Weight increased from 174 to 175
2026-08-05
Stealing decreased from 70 to 65
2026-06-20
Eye increased from 35 to 40
Eye vs R increased from 35 to 40
Eye vs L increased from 35 to 40
Avoid Ks increased from 40 to 45
Avoid Ks vs R increased from 40 to 45
Stuff Potential increased from 40 to 45
Stuff vs L increased from 40 to 45
Control vs L increased from 40 to 45
Velocity increased from 91-93 mph to 92-94 mph
GB% increased from 46% to 47%
Fastball increased from 50 to 55
Slider increased from 50 to 55
2026-06-05
Stealing increased from 65 to 70
2026-05-11
Weight increased from 173 to 174
2026-05-06
Stealing decreased from 70 to 65
2026-04-21
LF defense increased from 45 to 55
2026-04-16
LF defense increased from 40 to 45
2026-04-06
Stealing increased from 65 to 70
Movement Potential increased from 30 to 35
Weight decreased from 174 to 173
2026-03-18
Gap Potential decreased from 50 to 45
Eye vs L increased from 30 to 35
P defense increased from 40 to 45
CF defense increased from 35 to 40
Stuff Potential decreased from 45 to 40
Movement Potential decreased from 35 to 30
Movement vs L increased from 30 to 35
Control Potential decreased from 50 to 45
Changeup Pot decreased from 50 to 45
2026-03-02
Stealing decreased from 70 to 65
2026-02-12
Stealing increased from 65 to 70
2026-01-11
Weight increased from 173 to 174
2026-01-01
Contact Potential decreased from 40 to 35
Gap Potential increased from 45 to 50
Gap vs L increased from 40 to 45
Power Potential decreased from 40 to 35
Eye Potential decreased from 60 to 45
Eye decreased from 40 to 35
Eye vs R decreased from 40 to 35
Eye vs L decreased from 40 to 30
Avoid Ks increased from 35 to 40
Avoid Ks vs R increased from 35 to 40
Avoid Ks vs L increased from 35 to 40
Bunt for Hit decreased from 50 to 45
Stealing decreased from 70 to 65
Infield Range decreased from 35 to 30
Turn Double Play increased from 30 to 35
Outfield Range decreased from 60 to 55
Outfield Error increased from 55 to 60
P defense decreased from 45 to 40
LF defense decreased from 45 to 40
CF defense decreased from 45 to 35
Stuff Potential decreased from 50 to 45
Stuff vs L decreased from 45 to 40
Movement Potential decreased from 40 to 35
Movement decreased from 35 to 30
Movement vs R decreased from 35 to 30
Movement vs L decreased from 35 to 30
Control Potential decreased from 55 to 50
Velocity increased from 90-92 mph to 91-93 mph
GB% increased from 44% to 46%
Stamina increased from 50 to 55
Fastball Pot increased from 50 to 55
Fastball increased from 45 to 50
Curveball Pot decreased from 55 to 50
Curveball decreased from 50 to 45
Slider Pot decreased from 60 to 55
Slider decreased from 55 to 50
Changeup Pot decreased from 60 to 50
Changeup decreased from 50 to 45
Weight increased from 172 to 173
2025-07-01
Gap increased from 35 to 45
Gap vs R increased from 35 to 45
Gap vs L increased from 35 to 40
Eye increased from 35 to 40
Eye vs R increased from 35 to 40
Eye vs L increased from 35 to 40
Avoid Ks Potential increased from 40 to 45
Avoid Ks increased from 30 to 35
Avoid Ks vs R increased from 30 to 35
Avoid Ks vs L increased from 30 to 35
Stealing increased from 65 to 70
Baserunning increased from 60 to 65
LF defense increased from 40 to 45
CF defense increased from 40 to 45
Stuff vs L increased from 40 to 45
Movement increased from 30 to 35
Movement vs R increased from 30 to 35
Movement vs L increased from 30 to 35
Curveball increased from 45 to 50
2025-01-01
Stuff Potential increased from 45 to 50
Weight increased from 170 to 172
2024-07-01
Contact Potential increased from 35 to 40
Contact increased from 25 to 30
Contact vs R increased from 25 to 30
Contact vs L increased from 25 to 30
Gap increased from 30 to 35
Gap vs R increased from 30 to 35
Gap vs L increased from 30 to 35
Eye Potential decreased from 65 to 60
Avoid Ks increased from 25 to 30
Avoid Ks vs R increased from 25 to 30
Avoid Ks vs L increased from 25 to 30
Stuff increased from 35 to 40
Stuff vs R increased from 35 to 40
Stuff vs L increased from 35 to 40
Movement increased from 25 to 30
Movement vs R increased from 25 to 30
Movement vs L increased from 25 to 30
Control Potential decreased from 60 to 55
Control increased from 35 to 40
Control vs R increased from 35 to 40
Control vs L increased from 35 to 40
Velocity increased from 87-89 mph to 90-92 mph
GB% increased from 43% to 44%
Stamina increased from 45 to 50
Fastball Pot increased from 45 to 50
Fastball increased from 40 to 45
Curveball Pot increased from 50 to 55
Curveball increased from 40 to 45
Slider increased from 50 to 55
Changeup Pot increased from 55 to 60
Changeup increased from 40 to 50
Weight increased from 168 to 170
2024-01-01
Weight increased from 166 to 168
2023-07-01
Contact increased from 20 to 25
Contact vs R increased from 20 to 25
Contact vs L increased from 20 to 25
Gap increased from 25 to 30
Gap vs R increased from 25 to 30
Gap vs L increased from 25 to 30
Power Potential decreased from 45 to 40
Power increased from 25 to 30
Power vs R increased from 25 to 30
Power vs L increased from 25 to 30
Sac Bunt increased from 50 to 55
Movement Potential increased from 35 to 40
Control vs R increased from 30 to 35
GB% decreased from 44% to 43%
Curveball Pot decreased from 55 to 50
Slider increased from 45 to 50
Changeup increased from 35 to 40
Weight increased from 165 to 166
2023-01-01
Speed increased from 60 to 65
Stealing increased from 60 to 65
Baserunning increased from 55 to 60
Control vs R decreased from 35 to 30