Juan Valera

19-Year-Old PitcherP
Boston Red Sox A+
7-Day IL
Injury Elbow
Est. Return 8/1/2027
2026 Fantasy Outlook
There was no outlook written for Juan Valera in 2026. Check out the latest news below for more on his current fantasy value.
RANKS
Rest of Season From Preseason
Signed a contract with the Red Sox in April of 2023.
Undergoes Tommy John surgery
PBoston Red Sox  A+
Elbow
May 6, 2026
Valera underwent Tommy John surgery on his right elbow Tuesday, Alex Speier of The Boston Globe reports.
Analysis
Valera injured his elbow in mid-April while pitching for High-A Greenville, and after an MRI and several consultations, he opted for surgery. The operation will likely knock the 19-year-old out until the second half of the 2027 season. Valera held a 1.93 ERA and 17:4 K:BB over 9.1 frames with Greenville before getting hurt.
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Pitching Stats
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Minor League Game Log
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Minor League Left/Right Pitching Splits (A+)
Since 2024
 
 
-39%
BAA vs RHP
2026
 
 
-11%
BAA vs RHP
2025
 
 
-39%
BAA vs RHP
2024
No Stats
BAA Batters K BB H 2B 3B HR
Since 2024vs Left .326 100 34 8 30 4 0 3
Since 2024vs Right .200 88 27 4 16 3 0 3
2026vs Left .133 17 8 2 2 0 0 0
2026vs Right .118 19 9 2 2 0 0 1
2025vs Left .364 83 26 6 28 4 0 3
2025vs Right .222 69 18 2 14 3 0 2
2024vs Left 0 0 0 0 0 0 0 0
2024vs Right 0 0 0 0 0 0 0 0
Prospect Rankings History
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Defensive Stats
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Stats Vs Today's Lineup
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Recent RotoWire Articles Featuring Juan Valera See More
Recent RotoWire Articles Featuring Juan Valera See More
More Fantasy News
Sent for MRI on elbow
PBoston Red Sox  A+
Elbow
April 21, 2026
Valera will undergo an MRI on his right elbow after exiting his most recent start for High-A Greenville last Thursday, Tim Healey of The Boston Globe reports.
Analysis
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Exits early with elbow issue
PBoston Red Sox  A+
Elbow
April 16, 2026
Valera exited his start Thursday for High-A Greenville in the second inning due to right elbow inflammation, Chris Cotillo of MassLive.com reports.
Analysis
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Returns from IL
PBoston Red Sox  A+
August 28, 2025
High-A Greenville reinstated Valera (elbow) from its 60-day injured list Tuesday.
Analysis
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Closing in on return
PBoston Red Sox  A+
Elbow
August 26, 2025
Valera (elbow) recently resumed throwing live batting practice and is expected to return from High-A Greenville's 60-day injured list before the end of the season, Alex Speier of The Boston Globe reports.
Analysis
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Shelved at High-A
PBoston Red Sox  A+
Elbow
June 11, 2025
High-A Greenville placed Valera on its 7-day injured list May 27 due to elbow soreness, SoxProspects.com reports.
Analysis
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