Mike Yastrzemski Carl Yastrzemski play in Boston

Mike Yastrzemski will play all 3 games vs. Boston Red Sox; grandfather Carl Yastrzemski will be in attendance Wednesday (reports)

Mike Yastrzemski, grandson of Red Sox legend Carl, homers at Fenway - The Boston Globe

San Francisco Giants' Mike Yastrzemski (5) prepares to hit as the lead off batter in a baseball game against the Boston Red Sox at Fenway Park in Boston, Tuesday, Sept. 17, 2019.

Mason: Mike Yastrzemski earned his way to big league camp, Sports

This Fenway series was a grand time for the Yastrzemskis - The Boston Globe

Another Yaz in in Fenway Park's left field: Giants' Mike Yastrzemski

Yaz first pitch: Carl Yastrzemski, Boston Red Sox legend, throws first pitch to grandson Mike before Wednesday's game (video)

Mike Yastrzemski's Improbable Rise to Stardom - Off The Bench

Pick Your Cards (and Team Sets) Mike Yastrzemski/Carl Yastrzemski Over 100,000 listings Specials Save Money Star Wars Walking Dead Hockey Baseball

2020 Topps Throwback Thursday Baseball #123 Mike Yastrzemski/Carl Yastrzemski Boston Red Sox San Francisco Giants 1977 Topps Baseball Big League

September 17, 2019: A Yastrzemski homers at Fenway Park in a relief pitcher extravaganza – Society for American Baseball Research

Watch: Carl Yastrzemski throws out first pitch to grandson Mike

1,706 Carl Yastrzemski Photos & High Res Pictures - Getty Images

Yastrzemski's first pitch

Carl Yastrzemski throws first pitch to grandson

MLB trade rumors and news: Mike Yastrzemski homers in first game at Fenway Park - MLB Daily Dish