Cubs Prospect Mason McGwire Fans Five in Dominant Outing

The son of MLB legend Mark McGwire shines on the mound for Single-A Myrtle Beach.

Apr. 20, 2026 at 1:26am

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A fragmented, geometric painting depicting the motion of a baseball pitcher, with sharp planes of color representing the Myrtle Beach Pelicans' uniform.A cubist interpretation of a young pitcher's dominant performance, capturing the energy and movement of the game.Myrtle Beach Today

Cubs minor league prospect Mason McGwire, the son of former MLB slugger Mark McGwire, struck out five batters and allowed just one hit over four innings of work for the Myrtle Beach Pelicans, the Cubs' Single-A affiliate.

Why it matters

The strong outing from the 21-year-old McGwire, a third-round draft pick in 2024, is an encouraging sign for the Cubs' farm system as they look to develop the next generation of talent to complement their core major league roster.

The details

McGwire, a right-handed pitcher, dominated opposing hitters during his four innings on the mound, racking up five strikeouts while surrendering only a single hit. The young hurler showcased impressive control and stuff, flashing the potential that made him a highly touted prospect coming out of high school.

  • On April 19, 2026, Mason McGwire made the start for the Myrtle Beach Pelicans.

The players

Mason McGwire

A 21-year-old right-handed pitching prospect in the Chicago Cubs' minor league system, and the son of former MLB slugger Mark McGwire.

Mark McGwire

A former MLB player who hit 583 career home runs and was inducted into the Baseball Hall of Fame in 2010.

Myrtle Beach Pelicans

The Single-A affiliate of the Chicago Cubs, located in Myrtle Beach, South Carolina.

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What’s next

McGwire will look to build on this strong outing as he continues his development with the Myrtle Beach Pelicans, with the goal of eventually earning a promotion to the Cubs' higher minor league affiliates.

The takeaway

The performance from Mason McGwire is a promising sign for the Cubs' farm system, as they look to develop the next generation of talent to complement their major league roster. The young pitcher's dominant outing showcases his potential and the Cubs' ability to identify and nurture top prospects.