On Aug. 31, 1990, Ken Griffey Jr. and Sr. became the first father-son teammates in MLB history
List of second-generation Major League Baseball players - Wikipedia
ESPN - 31 years ago today, Ken Griffey Sr. and Ken Griffey Jr. became the first father-son duo to play on the same team 🔥
The Players' Tribune on X: 25 years ago today, Ken Griffey, Jr. and Ken Griffey, Sr cross paths in the locker room. / X
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On Aug. 31, 1990, Ken Griffey Jr. and Sr. became the first father-son teammates in MLB history
On Aug. 31, 1990, Ken Griffey Jr. and Sr. became the first father-son teammates in MLB history
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