b. May 14, 1858 · First baseman across two clubs, 1882 to 1884.

b. May 14, 1878 · Founded the Kansas City Monarchs, and bought a portable lighting rig in 1930 that let his club play at night five years before the majors did.

b. May 14, 1890 · Owned the New York Cubans and then scouted Latin America for the Giants, and signed Willie Mays out of Birmingham.

b. May 14, 1892 · Shortstop for the Cleveland Naps, 1914 to 1914.

b. May 14, 1899 · A .325 hitter across twelve Yankee seasons whose career ended when he fractured his skull against an outfield wall in 1934.

b. May 14, 1903 · Center fielder for the Washington Senators, 1929 to 1929.

b. May 14, 1914 · Pitcher for the Brooklyn Dodgers, 1944 to 1944.

b. May 14, 1917 · Left fielder who batted .276 across two clubs, 1946 to 1959.

b. May 14, 1936 · Shortstop who batted .248 across three clubs, 1961 to 1968.

b. May 14, 1942 · The cleanup hitter of the Big Red Machine, who drove in 90 or more runs in eleven straight seasons and was traded away the winter after the second title.

b. May 14, 1947 · Pitcher who won 100 games with a 3.68 ERA across five clubs, 1972 to 1984.

b. May 14, 1948 · Pitcher with 126 career saves across five clubs, 1970 to 1983.

b. May 14, 1957 · Third baseman across three clubs, 1980 to 1986.

b. May 14, 1959 · Center fielder for the San Diego Padres, 1977 to 1979.

b. May 14, 1963 · Was the Most Valuable Player of the 1992 World Series, then caught for eight more clubs across the rest of his career.

b. May 14, 1973 · Pitcher for the Philadelphia Phillies, 1999 to 1999.

b. May 14, 1973 · Pitcher across three clubs, 1997 to 2000.

b. May 14, 1976 · Pitcher across two clubs, 2001 to 2007.

b. May 14, 1977 · Won the Cy Young Award in both leagues and finished 67 of his starts in an era that had nearly stopped asking anyone to.

b. May 14, 1986 · First baseman across three clubs, 2011 to 2018.

b. May 14, 1989 · Second baseman across three clubs, 2014 to 2020.

b. May 14, 1997 · Pitcher for the Houston Astros, 2024 to 2024.

b. May 14, 1998 · Pitcher for the Kansas City Royals, 2023 to 2024.

b. May 14, 1998 · Center fielder who batted .235 for the Colorado Rockies, 2023 to 2025.

d. May 14, 1900 · Catcher who batted .277 across seven clubs, 1881 to 1887.

d. May 14, 1913 · Center fielder for the Washington Nationals, 1872 to 1872.

d. May 14, 1931 · Pitcher across three clubs, 1900 to 1909.

d. May 14, 1934 · Caught 984 games across sixteen seasons, including eight years with Boston's American League club.

d. May 14, 1943 · Shortstop who batted .241 across three clubs, 1890 to 1900.

d. May 14, 1944 · Pitcher for the St. Louis Browns, 1890 to 1890.

d. May 14, 1949 · Caught 378 games for six organizations across eleven major-league seasons.

d. May 14, 1952 · Completed 287 of his 311 starts and won 28 games at thirty-two after four years out of the major leagues.

d. May 14, 1958 · Third baseman who batted .245 across seven clubs, 1890 to 1903.

d. May 14, 1964 · Shortstop who batted .250 across four clubs, 1906 to 1911.

d. May 14, 1984 · Pitcher across two clubs, 1939 to 1949.

d. May 14, 1985 · Right-hander who was American League Rookie of the Year in 1952 for the Philadelphia Athletics.

d. May 14, 1985 · Second baseman for the Washington Senators, 1913 to 1913.

d. May 14, 1985 · Left fielder across three clubs, 1944 to 1948.

d. May 14, 1986 · Played three infield positions across fourteen seasons and had his largest hit total at thirty-seven.

d. May 14, 1987 · Caught twenty seasons and then managed the only pennant winner the St. Louis Browns ever had.

d. May 14, 1988 · Second baseman for the Newark Dodgers, 1934 to 1934.

d. May 14, 1997 · Second baseman across two clubs, 1929 to 1933.

d. May 14, 1998 · Baseball figure for the Cleveland Indians, 1937 to 1937.

d. May 14, 2003 · Pitcher for the Chicago White Sox, 1962 to 1963.

d. May 14, 2004 · Pitcher for the Philadelphia Phillies, 1939 to 1939.

d. May 14, 2008 · Pitcher for the St. Louis Cardinals, 1955 to 1955.

d. May 14, 2020 · Scored the millionth run in major-league history and later became the first Black general manager to win a World Series.

d. May 14, 2022 · Pitcher across four clubs, 1988 to 1998.