![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://securea.mlb.com/assets/images/1/3/4/69683134/cuts/Rivera_1280_gb21evgo_lzipfdr0.jpg)
Rich tradition of retired numbers part of game's legacy
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://media.nbcnewyork.com/2022/08/GettyImages-1416628087.jpg?quality=85&strip=all)
Yankees GM Brian Cashman Backs Aaron Boone to Turn Fans' 'Slings
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://media.nbcnewyork.com/2022/07/judge.jpg?quality=85&strip=all)
Yankees GM Brian Cashman Backs Aaron Boone to Turn Fans' 'Slings
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://res.cloudinary.com/graham-media-group/image/upload/f_auto/q_auto/c_thumb,w_700/v1/media/gmg/PMG5WEVTINBE5J3FVN6H5W34EY.jpg?_a=ATO2Bfe0)
Brian_Cashman
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://www.wate.com/wp-content/uploads/sites/42/2023/10/PKG.00_00_04_46.Still002.jpg?strip=1)
Yankees retire Paul O'Neill's No. 21 jersey, Cashman booed – WATE
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://www.nydailynews.com/wp-content/uploads/migration/2017/02/17/2T6BISYWUKNN6DODLNS2BXRAWA.jpg?w=620)
Brian Cashman: Yankees 'not waving white flag' on contending
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://www.northjersey.com/gcdn/presto/2022/08/21/PNJM/b432a175-d4de-4543-88ad-f7223dd686fb-20220821_jcd_si5_046.JPG)
NY Yankees royalty honored as Paul O'Neill's No. 21 is retired
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://staticg.sportskeeda.com/editor/2022/08/ac6d4-16611085571684-1920.jpg)
Easily the one that deserves it the most Honestly, just put Paul
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://cdn.newsday.com/ace/c:YzQ1M2UyMGYtOTUwMC00:MTMxN2M4/landscape/1280)
Hal Steinbrenner will have to spend more to get Yankees elusive
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://res.cloudinary.com/graham-media-group/image/upload/f_auto/q_auto/c_thumb,w_700/v1/media/gmg/3FZ7A5QTSBDQ3KDUYXD7KT6TUM.jpg?_a=ATAPphC0)
Brian_Cashman
![New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman](https://a.espncdn.com/combiner/i?img=/photo/2022/0822/r1051430_1296x1296_1-1.jpg&w=130&h=130&scale=crop&location=center)
New York Yankees retire Paul O'Neill's No. 21; GM Brian Cashman