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Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](https://www.newsnationnow.com/wp-content/uploads/sites/108/2022/04/AP21107001465409.jpg?w=1280)
The only day MLB players can wear No. 42? Jackie Robinson Day
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](https://assets-varnish.triblive.com/2021/09/4237762_web1_GTR-Bucs-A1-2-091020.jpg)
ESPN: MLB to allow Pirates, Puerto Rican players, award nominees to wear No. 21 on Roberto Clemente Day
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](https://cbs12.com/resources/media/f1453887-ddf1-4d82-8ed3-a9f07fce4691-full1x1_WebJackie.PNG?1523848466793)
Miami Marlins honor Jackie Robinson Day
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](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
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](https://img.mlbstatic.com/mlb-images/image/upload/t_16x9/t_w1024/mlb/ecbafp4k6nbr6bqjqpjq)
Jackie Robinson Day 2023
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](https://a.espncdn.com/photo/2017/0414/r199700_1296x729_16-9.jpg)
What Jackie Robinson Day means to MLB stars - ESPN
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](https://www.usatoday.com/gcdn/presto/2023/04/15/USAT/0416ae30-ada3-49db-ad9e-f4286797c823-USATSI_20468951.jpg)
Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer
![Jackie Robinson Day 2023: MLB players wear No. 42 to honor trailblazer](https://dbknews.s3.amazonaws.com/uploads/2022/04/IMG_7009.jpeg)
Maryland softball's Courtney Wyche pays homage to Jackie Robinson by wearing 42