Career Timeline of Garrett Whitlock: Major Achievements and Milestones

By Popular Timelines Editorial Team · Updated: March 18, 2026

How Garrett Whitlock built a successful career. Explore key moments that defined the journey.

Garrett Whitlock is a right-handed American professional baseball pitcher currently playing for the Boston Red Sox in MLB. He stands at 6 feet 5 inches and weighs 190 pounds. He both throws and bats right-handed.

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Full Timeline Career & Achievements

2015: Whitlock not drafted, enrolled at UAB

In 2015, Garrett Whitlock was not selected in the Major League Baseball draft and subsequently enrolled at the University of Alabama at Birmingham (UAB) to play college baseball for the UAB Blazers.

2016: Whitlock played collegiate summer baseball

In 2016, Garrett Whitlock played collegiate summer baseball with the Chatham Anglers of the Cape Cod Baseball League.

2017: Whitlock's professional debut with the Gulf Coast League Yankees

In 2017, Garrett Whitlock made his professional debut with the Gulf Coast League Yankees, posting a 1.04 ERA in three starts. He was later promoted to the Pulaski Yankees.

2017: Whitlock drafted by the New York Yankees

In 2017, Garrett Whitlock was selected by the New York Yankees in the 18th round of the Major League Baseball draft and subsequently signed with the team.

2018: Whitlock promoted to Tampa Yankees and Trenton Thunder

In 2018, Garrett Whitlock began the season with the Charleston RiverDogs, and was promoted to the Tampa Yankees and then the Trenton Thunder.

2019: Whitlock's season ended early due to Tommy John surgery

In 2019, Garrett Whitlock pitched for the Trenton Thunder, and his season ended in early July when he underwent Tommy John surgery later that month.

December 10, 2020: Whitlock selected by the Boston Red Sox in the Rule 5 draft

On December 10, 2020, Garrett Whitlock was selected by the Boston Red Sox in the Rule 5 draft.

April 4, 2021: Whitlock made MLB debut

On April 4, 2021, Garrett Whitlock made his MLB debut for the Boston Red Sox in relief against the Baltimore Orioles, striking out five batters and allowing no runs.