![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://media.gettyimages.com/id/103193200/photo/outfielder-ken-griffey-jr-24-of-the-seattle-mariners-poses-for-this-portrait-circa-1990.jpg?s=612x612&w=gi&k=20&c=JwA21WCFIXQwlZRzOyUJ4SNOWe_FpPrXOH1edKmz6UY=)
256 Ken Griffey Jr 1989 Stock Photos, High-Res Pictures, and Images - Getty Images
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://i.ytimg.com/vi/dIUriR8VwwM/maxresdefault.jpg)
Ken Griffey Jr.'s most memorable moments
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://lookaside.fbsbx.com/lookaside/crawler/media/?media_id=10158058301588979)
Old school cool. 😎 #MarinersST, #TBT - Seattle Mariners
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://lookaside.fbsbx.com/lookaside/crawler/media/?media_id=10158058301318979)
Old school cool. 😎 #MarinersST, #TBT - Seattle Mariners
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://media.gettyimages.com/id/103219334/photo/outfielder-ken-griffey-jr-24-of-the-seattle-mariners-poses-for-this-portrait-circa-1989.jpg?s=612x612&w=gi&k=20&c=YDNnz48LBSwrXeea1PK0ZHYcKTMu2z09DfOPEsDSHLM=)
256 Ken Griffey Jr 1989 Stock Photos, High-Res Pictures, and Images - Getty Images
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://lookaside.fbsbx.com/lookaside/crawler/media/?media_id=735893278341968)
Baseball by BSmile - Today In 1989: Ken Griffey Jr. made his major league debut with the Seattle Mariners. The 19-year-old rookie hit a double in his first at-bat vs. Oakland A's
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://images.seattletimes.com/wp-content/uploads/2021/03/03022021_lede_115539.jpg?d=780x468)
How Ken Griffey Jr.'s breakout 1989 spring training provided a blueprint for the Mariners' latest rebuild
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://upload.wikimedia.org/wikipedia/commons/thumb/5/5b/Seattle_Mariners_logo_1987_to_1992.png/175px-Seattle_Mariners_logo_1987_to_1992.png)
History of the Seattle Mariners - Wikipedia
Description Description This is a 1989 Topps Traded Tiffany Rookie Card #41T that has been hand signed by Ken Griffey Jr. The condition of this card
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://cdn11.bigcommerce.com/s-karer354/images/stencil/1280x1280/products/227688/890750/DM_9_14_2022_1074__28481.1663201564.jpg?c=2)
Ken Griffey Jr. Autographed 1989 Topps Traded Tiffany Rookie Card #41T Seattle Mariners PSA 8 Auto Grade Gem Mint 10 PSA/DNA #64837893
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://upload.wikimedia.org/wikipedia/commons/thumb/7/72/Seattle_Pilots_wordmark_%281%29.png/175px-Seattle_Pilots_wordmark_%281%29.png)
History of the Seattle Mariners - Wikipedia
![Seattle Mariners - On this day in 1989, Ken Griffey Jr. made his big league debut. The rest, as they say, is history. #OTD 🐐](https://images2.minutemediacdn.com/image/upload/c_fill,w_1440,ar_16:9,f_auto,q_auto,g_auto/shape/cover/sport/https-3A-2F-2Fsodomojo-com-2Fwp-content-2Fuploads-2Fgetty-images-2F2017-2F11-2F98615685-baltimore-orioles-v-seattle-mariners-jpg-c57979d40d40c7e2d279b10ea371b066.jpg)
Mariners: Centerfield Ken Griffey Jr through Mallex Smith