![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://pbs.twimg.com/media/FQYu_0cXMAUescY.jpg)
Chris Creamer SportsLogos.Net on X: This year's Jackie Robinson Day brings some changes to uniforms. All players now wear a blue Dodgers #42 on their jersey backs (previously it was in
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://www.onlineathens.com/gcdn/authoring/2013/04/15/NABH/ghows-GA-78895325-d57e-4285-9d80-38aa5dead7ea-238edc02.jpeg?width=1200&disable=upscale&format=pjpg&auto=webp)
Baseball marks 5th annual Jackie Robinson Day
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://l450v.alamy.com/450v/mt8j5y/us-marines-with-the-black-sea-rotational-force-171-stretch-before-the-jackie-robinson-day-baseball-game-between-the-us-marines-and-a-romanian-team-in-constanta-romania-april-15-2017-the-marine-and-romanian-players-all-wore-the-number-42-jersey-in-honor-of-the-70th-anniversary-of-robinson-becoming-the-first-african-american-player-in-the-major-league-baseball-history-mt8j5y.jpg)
Jersey number 42 hi-res stock photography and images - Alamy
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://static01.nyt.com/images/2021/04/16/sports/16mlb-roundup-twins-print1/15mlb-roundup-twins-videoSixteenByNineJumbo1600.jpg)
Twins Rally in 9th to End Boston's Nine-Game Winning Streak - The New York Times
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://media.wbur.org/wp/2022/04/0415sox2-1920x1280.jpg)
Photos: Red Sox take the field for picture-perfect 2022 Fenway opening day
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://imengine.prod.srp.navigacloud.com/?uuid=C9AC0165-4353-47A4-BA88-4278031E5F50&type=primary&q=72&width=1024)
Jackie Robinson Day extends into orbit
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://www.desertsun.com/gcdn/presto/2020/02/14/USAT/bdfe0745-44e6-4115-bfff-94ff95458ac6-USATSI_12234546.jpg?width=660&height=371&fit=crop&format=pjpg&auto=webp)
Jackie Robinson's No. 42 is retired to honor the man who broke the color barrier in baseball in 1947.
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://wehco.media.clients.ellingtoncms.com/timesfreepress/img/photos/2022/04/16/1650081651_AP22105622631073_gs_t800.jpg?90232451fbcadccc64a17de7521d859a8f88077d)
Major League Baseball celebrates 75th anniversary of Jackie Robinson's debut
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://library.sportingnews.com/styles/twitter_card_120x120/s3/2022-04/jackie-robinson-041515-sn-ftrjpg_9piq61thvj0u1j5bb3hkalm0a%20%281%29.jpg?itok=N6TFyzBA)
Why is today Jackie Robinson Day? The reason MLB players wear 42 & more to know about baseball's annual April 15 tribute
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://www.usatoday.com/gcdn/-mm-/5be533b042ff583fa288d340d7cea9a86748e7ab/c=0-0-2999-1694/local/-/media/2018/04/15/USATODAY/USATODAY/636593980294958006-USP-MLB--Baltimore-Orioles-at-Boston-Red-Sox.jpg?width=2999&height=1694&fit=crop&format=pjpg&auto=webp)
MLB celebrates Jackie Robinson Day 2018
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://media.kohlsimg.com/is/image/kohls/4645370?wid=600&hei=600&op_sharpen=1)
Men's Nike Navy Boston Red Sox Jackie Robinson Day Team 42 T-Shirt
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://www.masslive.com/resizer/T1-Dnpvykxr-8XNetAWgL_mSMZw=/1280x0/smart/cloudfront-us-east-1.images.arcpublishing.com/advancelocal/2UZVX5W44FDEVERCD6W5SELCLI.webp)
Red Sox Jackie Robinson jerseys: How to buy jerseys and hats honoring the 75th Anniversary of Robinson breaking baseball's color barrier
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://media.wkyc.com/assets/WKYC/images/8feed93d-e6be-48e4-9a0a-6618fcabad85/8feed93d-e6be-48e4-9a0a-6618fcabad85_1140x641.jpg)
When is MLB's Jackie Robinson Day?
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://img.mlbstatic.com/mlb-images/image/private/t_16x9/t_w1024/mlb/wgt4sxfnx0l5hg3plz9l)
Last player to wear No. 42 for each MLB team
![Why are Boston Red Sox players all wearing No. 42 jerseys? Jackie Robinson day across the MLB](https://cloudfront-us-east-1.images.arcpublishing.com/bostonglobe/Y6M3GPJRQJ45F7U3XRQK5RWJJY.jpg)
Calls for justice continue as baseball celebrates Jackie Robinson Day - The Boston Globe