Marcelo Mayer will not debut with Giants against Red Sox
Nbcsportsbayarea.com • 1 min read • Latest: Aug 21, 2026, 10:15 PM
Last updated Aug 21, 2026

Marcelo Mayer will not make his anticipated debut with the San Francisco Giants this weekend against the Boston Red Sox at Fenway Park. The Giants had hoped for his return to be an intriguing story alongside Rafael Devers, who is the main focus of the series. The details surrounding Mayer's absence remain unclear, but it affects the Giants' plans as they face a formidable opponent. The Giants will need to adjust their lineup accordingly.
- •Mayer will not debut for the Giants as expected.
- •Giants face the Red Sox at Fenway Park this weekend.
- •Rafael Devers is the main story in the series.
- •Details on Mayer's absence are not specified.
- 10:15 PMNbcsportsbayarea.com — Why Marcelo Mayer won't make anticipated Giants debut vs. former team Red Sox - NBC Sports Bay Area & California
"Marcelo Mayer won't get a chance to make his highly anticipated San Francisco Giants debut against his former team, the Boston Red Sox.
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