Sponsored Content SportsEngine, a brand from NBC Sports Next is the leading provider of Sport Relationship Management (SRM) software, empowering athletes, parents, coaches, and sports organization administrators with tools and services to manage their organizations and sports lives. Read SportsEngine stories Yankees Retire #23 Uniform May 23, 2021 | 0 minutes, 28 seconds read On this day, in 1997 Don Mattingly is the first Yankee to have his number retired without winning a Championship, his uniform number 23 was retired and his plaque was dedicated in Monument Park at Yankee Stadium. August 31, 1997 Sport: Baseball Trivia sports in this article Baseball tags in this article Fan On This Day SportsEngine