Griffey Jr. hits milestone

Griffey's 400th homer sets new standard

Ken Griffey Jr. hits 400th career home run

MLB 9 Innings 23 on X: Hey Everyone! Will '23 Mike Trout follow the footsteps of '97 Ken Griffey Jr.? Receive a reward whenever Mike Trout hits a Milestone! [Event Period] Until

Griffey back with a swing in his step

Ken Griffey JR. Home Run Milestones, A look back at Ken Griffey Jr's home runs number 500 & 600., By Cincinnati Reds Highlights

April 10, 2000: Ken Griffey Jr. becomes youngest player to hit 400 home runs – Society for American Baseball Research

2003 Fleer Tradition Milestones Baseball Card #15 Ken Griffey Jr. : Collectibles & Fine Art

Ken Griffey Jr.'s top 5 moments as a Red

Griffey hits No. 600 against Marlins, joins elite group

Kyle Seager hits milestone as Mariners can just hold on against Mike Trout

Ken Griffey Jr. retires at age 40