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Welinton Herrera’s rookie season with Rockies cut short by a UCL injury

Welcome to the 2026 edition of Ranking the Rockies, where we take a look back at every player to log playing time for the Rockies in 2026. The purpose of this list is to provide a snapshot of the player…

By Joelle Milholm · Purple Row

Published: Wednesday, 4 November 2026 at 7:00 PM

Key Things to Know

Purple Row ranked Welinton Herrera No. 28 in its 2026 Colorado Rockies season review after he posted 0.1 rWAR.
Herrera made his MLB debut on May 25, delivering two scoreless relief appearances against the Los Angeles Dodgers.
A UCL tear suffered on May 29 against the Giants required surgery and ended Herrera's rookie season after three games.

The Story in 60 Seconds

Welinton Herrera ranked No. 28 in Purple Row's 2026 Colorado Rockies player review after generating 0.1 rWAR. The 22-year-old left-handed reliever made his Major League Baseball debut against the Los Angeles Dodgers on May 25, tossing a scoreless inning before adding another scoreless frame the next day.

Herrera's rookie campaign ended prematurely during his third appearance on May 29 against the San Francisco Giants due to an elbow injury. An MRI revealed a UCL tear requiring surgery, and the reliever is expected to return to the Rockies sometime during the 2027 season.

Read the full article on Purple Row

Welinton Herrera’s rookie season with Rockies cut short by a UCL injury

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