![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://www.news-herald.com/wp-content/uploads/2023/07/AP23192078338952.jpg?w=1024)
Vladimir Guerrero joins Vladimir Sr. as first father-son Home Run Derby winner – News-Herald
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://sabr.org/wp-content/uploads/2021/10/1990-Ken-Griffey-Sr-Jr.jpg)
August 31, 1990: Ken Griffey Jr. and Sr. get back-to-back hits in father-son debut with Mariners – Society for American Baseball Research
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://mynorthwest.com/wp-content/uploads/2022/08/GriffeyJrFieldofDreams.jpg)
Ken Griffey, Ken Griffey Jr. have a father-son catch to kick off Field of Dreams Game
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://img.mlbstatic.com/mlb-images/image/private/ar_16:9,g_auto,q_auto:good,w_1024,c_fill,f_jpg,dpr_3.0/mlb/wpkdyeibhjho48wightd)
Ken Griffey Jr. and Sr. hit back-to-back home runs
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://cdn.britannica.com/48/133248-050-9B5A769D/Ken-Griffey-Jr-1998.jpg)
Ken Griffey, Jr., Biography, Statistics, & Facts
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://www.sportscasting.com/wp-content/uploads/2020/06/Ken-Griffey-Jr.-and-Ken-Griffey-Sr..jpg?strip=all&quality=89)
Ken Griffey Jr. and Sr. Hitting Back-to-Back Home Runs is Still the Coolest Father-Son Moment in Sports History
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://image-cdn.essentiallysports.com/wp-content/uploads/celebrity-softball-560x315.png)
Ken Griffey Jr.'s Son Enters His Father's World with Pride at All-Star Celebrity Softball Game, Leaving MLB Legend Beaming - EssentiallySports
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://www.foco.com/cdn/shop/products/BHMBSMUB2BHRSMKGKG_p_700x875_crop_center.jpg?v=1655532466)
Ken Griffey Jr & Ken Griffey Sr Seattle Mariners Back to Back Home Run FOCO
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://sports.cbsimg.net/images/visual/whatshot/USATSI_8695243.jpg)
On this date: Ken Griffey Sr. and Jr. play in same game for first time
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://fanbuzz.com/wp-content/uploads/sites/5/2020/06/Untitled-design-2022-06-19T114344.463.png)
Ken Griffey Sr. and Ken Griffey Jr. Make Father-Son History With Back-to-Back Home Runs - FanBuzz
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://andscape.com/wp-content/uploads/2018/06/lebron_KG_1.gif?w=700)
Will LeBron James and his son Bronny play in the NBA together like Ken Griffey Jr. and his father did on the Seattle Mariners?
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://p16-sign.tiktokcdn-us.com/tos-useast5-p-0068-tx/da39273eba014f94a067b7736d7023e6~tplv-photomode-zoomcover:720:720.jpeg?x-expires=1695337200&x-signature=KU1KuXdy3D%2FJiLdVONsaNoJ%2BKDY%3D)
BACK TO BACK! The historic moment on Sept. 14, 1990, Ken Griffey Jr. a
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://i.ytimg.com/vi/RoT1tPdmLe4/maxresdefault.jpg)
August 31, 1990: Ken Griffey Jr. and Sr. get back-to-back hits in father-son debut with Mariners – Society for American Baseball Research
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://securea.mlb.com/assets/images/2/0/8/146250208/cuts/GettyImages_260965_p0rcy8f2_3ppvgmnj.jpg)
On Aug. 31, 1990, Ken Griffey Jr. and Sr. became the first father-son teammates in MLB history
![Ken Griffey Sr. and Jr. become the first father-son duo to ever](https://www.wjbf.com/wp-content/uploads/sites/47/2023/07/GettyImages-1532331615.jpg?strip=1)
Vladimir Guerrero joins Vladimir Sr. as first father-son Home Run Derby winner