The record for May 23 in baseball history — 6 milestones, 16 debuts, 23 final games, 64 births, 30 deaths and 1,253 games played.
Tommy Greene threw a no-hitter for the Philadelphia Phillies against the Montreal Expos on May 23, 1991, winning 2–0.
Oscar Melillo hit for the cycle for the St. Louis Browns against the Cleveland Indians on May 23, 1929.
Joe DiMaggio hit three home runs for the New York Yankees against the Cleveland Indians on May 23, 1948.
Al Oliver hit three home runs for the Texas Rangers against the Minnesota Twins on May 23, 1979.
Tommy Greene threw a no-hitter for the Philadelphia Phillies against the Montreal Expos on May 23, 1991, winning 2–0.
Shawn Green hit four home runs for the Los Angeles Dodgers against the Milwaukee Brewers on May 23, 2002.
Corey Hart hit three home runs for the Milwaukee Brewers against the Washington Nationals on May 23, 2011.
John Peters made a major-league debut on May 23, 1874.
Orator Shafer made a major-league debut on May 23, 1874.
Rick Manning made a major-league debut on May 23, 1975.
Mariano Rivera made a major-league debut on May 23, 1995.
Ryan Dempster made a major-league debut on May 23, 1998.
Carl Pavano made a major-league debut on May 23, 1998.
Jason Bay made a major-league debut on May 23, 2003.
Brayan Peña made a major-league debut on May 23, 2005.
Wandy Rodríguez made a major-league debut on May 23, 2005.
Adam Loewen made a major-league debut on May 23, 2006.
Kendrys Morales made a major-league debut on May 23, 2006.
Carlos Villanueva made a major-league debut on May 23, 2006.
Anthony Swarzak made a major-league debut on May 23, 2009.
Todd Frazier made a major-league debut on May 23, 2011.
Will Smith made a major-league debut on May 23, 2012.
Kevin Gausman made a major-league debut on May 23, 2013.
Curt Welch played a final major-league game on May 23, 1893.
Frank Genins played a final major-league game on May 23, 1901.
Josh Clarke played a final major-league game on May 23, 1911.
George Mullin played a final major-league game on May 23, 1915.
Pat Collins played a final major-league game on May 23, 1929.
Jack Smith played a final major-league game on May 23, 1929.
Hal Carlson played a final major-league game on May 23, 1930.
Al Lakeman played a final major-league game on May 23, 1954.
Clete Boyer played a final major-league game on May 23, 1971.
Jim Merritt played a final major-league game on May 23, 1975.
Larry Cox played a final major-league game on May 23, 1982.
Bill Robinson played a final major-league game on May 23, 1983.
Ken Forsch played a final major-league game on May 23, 1986.
Terry Whitfield played a final major-league game on May 23, 1986.
Steve Garvey played a final major-league game on May 23, 1987.
Doug Sisk played a final major-league game on May 23, 1991.
Glenn Davis played a final major-league game on May 23, 1993.
José Guzmán played a final major-league game on May 23, 1994.
Jeff Brantley played a final major-league game on May 23, 2001.
Terry Adams played a final major-league game on May 23, 2005.
Adrian Brown played a final major-league game on May 23, 2006.
Ryan Feierabend played a final major-league game on May 23, 2019.
Wil Myers played a final major-league game on May 23, 2023.
Toronto Blue Jays 1, Tampa Bay Rays 3.
Kansas City Royals 1, Minnesota Twins 3.
Seattle Mariners 5, Houston Astros 3.
Cleveland Guardians 3, Detroit Tigers 1.
Texas Rangers 1, Chicago White Sox 4.
Baltimore Orioles 5, Boston Red Sox 19.
Philadelphia Phillies 4, Athletics 3.
Miami Marlins 4, Los Angeles Angels of Anaheim 7.
San Francisco Giants 4, Washington Nationals 0.
Arizona Diamondbacks 3, St. Louis Cardinals 4.
Milwaukee Brewers 5, Pittsburgh Pirates 6.
Los Angeles Dodgers 7, New York Mets 5.
These are the 12 most recent of 1,253 games played on this date. The sections above lead with what made the day matter.
64 players were born on May 23; these are the 24 best known.
30 players died on May 23; these are the 24 best known.