![Five Astros wear No. 21 on Roberto Clemente Day](https://a.espncdn.com/photo/2016/0708/r101177_1296x729_16-9.jpg)
MLB allows Puerto Rican players to wear No. 21 on Roberto Clemente Day - ESPN
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Oakland A's: Happy Roberto Clemente Day! - Athletics Nation
![Five Astros wear No. 21 on Roberto Clemente Day](https://i.redd.it/z1dj2zscu6m51.jpg)
Celebrating Roberto Clemente day : r/baseball
![Five Astros wear No. 21 on Roberto Clemente Day](https://s.hdnux.com/photos/01/25/07/10/22311459/4/rawImage.jpg)
Why some players have No. 21 on back of their baseball caps
![Five Astros wear No. 21 on Roberto Clemente Day](https://upload.wikimedia.org/wikipedia/commons/3/3a/Roberto_Clemente_1965.jpg)
Roberto Clemente - Wikipedia
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Yankees rally in the ninth to slip past the Pittsburgh Pirates 7-5 on Roberto Clemente Day
![Five Astros wear No. 21 on Roberto Clemente Day](https://media.zenfs.com/en/kansas_city_star_mcclatchy_articles_677/32a5a422495c1b34de497967d610f111)
Inspired by baseball icon, KC Royals celebrate Roberto Clemente Day against Astros
![Five Astros wear No. 21 on Roberto Clemente Day](https://static01.nyt.com/images/2019/04/17/sports/16clemente7/16clemente7-videoSixteenByNineJumbo1600.jpg)
For Many Latino Players, Roberto Clemente's Number Is Off Limits, Too - The New York Times
![Five Astros wear No. 21 on Roberto Clemente Day](https://a4.espncdn.com/combiner/i?img=%2Fphoto%2F2015%2F0915%2Fgettyimages%2D78600211_r9181_1296x729_16%2D9.jpg)
Pirates will honor Roberto Clemente by wearing his No. 21 on their jerseys - ESPN
![Five Astros wear No. 21 on Roberto Clemente Day](https://images.seattletimes.com/wp-content/uploads/2022/09/urn-publicid-ap-org-499882228dfd273a0746de9059fe8550Athletics_Astros_Baseball_36325.jpg?d=780x520)
Díaz homers in 7th to break tie, Astros beat A's 5-2
![Five Astros wear No. 21 on Roberto Clemente Day](https://img.mlbstatic.com/mlb-images/image/upload/t_16x9/t_w1024/mlb/qzfvv780nhgnijv11a21)
Roberto Clemente Day celebrated around MLB in 2023
![Five Astros wear No. 21 on Roberto Clemente Day](https://media.nbcbayarea.com/2020/09/as-murphy-0907.jpg?quality=85&strip=all&resize=1200%2C675)
Murphy Hits Homer, Two-Run Single, A's Take 1st From Astros – NBC Bay Area
![Five Astros wear No. 21 on Roberto Clemente Day](https://i.redd.it/nn1tuhtzcnob1.jpg)
Hot take: Roberto Clemente Day should be just like Jackie Robinson Day💯⚾️ : r/mlb
![Five Astros wear No. 21 on Roberto Clemente Day](https://static01.nyt.com/images/2019/04/17/sports/16clemente2/merlin_28139320_a9cdbf32-0892-407d-b7b1-bf9993e07c1e-articleLarge.jpg?quality=75&auto=webp&disable=upscale)
For Many Latino Players, Roberto Clemente's Number Is Off Limits, Too - The New York Times
![Five Astros wear No. 21 on Roberto Clemente Day](https://media.gettyimages.com/id/1258391188/photo/jun-02-yankees-at-dodgers.jpg?s=2048x2048&w=gi&k=20&c=-bYgzMAlOC__zmIwjoMo24Lb-57uj2svXiyDyNBRy4Q=)
Today Is Roberto Clemente Day