b. May 15, 1879 · Baseball figure for the Baltimore Orioles, 1902 to 1902.

b. May 15, 1881 · Third baseman for the Cleveland Naps, 1905 to 1905.

b. May 15, 1890 · Left fielder for the Washington Senators, 1913 to 1913.

b. May 15, 1890 · Pitcher for the Washington Senators, 1916 to 1916.

b. May 15, 1895 · Cuban infielder and pitcher who appeared for the Cuban Stars in the years before the Negro National League was founded.

b. May 15, 1905 · Pitcher for the St. Louis Browns, 1925 to 1927.

b. May 15, 1907 · Pitcher across three clubs, 1926 to 1937.

b. May 15, 1916 · Pitcher across three clubs, 1938 to 1940.

b. May 15, 1919 · Pitcher across two clubs, 1945 to 1952.

b. May 15, 1923 · Pitcher for the Philadelphia Blue Jays, 1943 to 1944.

b. May 15, 1938 · Pitcher across three clubs, 1961 to 1970.

b. May 15, 1948 · Center fielder who batted .261 across four clubs, 1971 to 1981.

b. May 15, 1953 · Twenty-one seasons in Kansas City, 3,154 hits, and the disallowed home run at the center of the 1983 Pine Tar Game.

b. May 15, 1967 · He won a Cy Young Award as a starter, led the National League in saves as a closer, then went back to the rotation past thirty-five.

b. May 15, 1974 · Catcher who batted .219 across four clubs, 1998 to 2004.

b. May 15, 1976 · Pitcher for the Baltimore Orioles, 2002 to 2006.

b. May 15, 1978 · Pitcher for the Toronto Blue Jays, 2000 to 2000.

b. May 15, 1981 · Was the American League's Most Valuable Player in 2006 and had the best National League average eight years later.

b. May 15, 1983 · Catcher for the Atlanta Braves, 2007 to 2009.

b. May 15, 1986 · Left fielder who batted .242 across three clubs, 2012 to 2018.

b. May 15, 1987 · Batted .298 across fifteen seasons and struck out less than almost anyone of his time.

b. May 15, 1987 · Second baseman who batted .244 across four clubs, 2012 to 2020.

b. May 15, 1987 · Third baseman for the New York Yankees, 2013 to 2013.

b. May 15, 1996 · Right fielder who batted .270 across four clubs, 2017 to 2025.

d. May 15, 1900 · Right fielder for the Louisville Colonels, 1889 to 1889.

d. May 15, 1924 · Right fielder who batted .300 across five clubs, 1881 to 1892.

d. May 15, 1941 · Pitcher for the Philadelphia Athletics, 1890 to 1890.

d. May 15, 1942 · Pitcher for the St. Louis Cardinals, 1903 to 1903.

d. May 15, 1946 · Third baseman who batted .222 for the Philadelphia Phillies, 1890 to 1891.

d. May 15, 1959 · Pitcher for the Pittsburgh Pirates, 1895 to 1895.

d. May 15, 1961 · Pitcher for the Philadelphia Athletics, 1913 to 1913.

d. May 15, 1964 · First baseman who batted .268 across two clubs, 1928 to 1933.

d. May 15, 1968 · Catcher for the New York Yankees, 1944 to 1946.

d. May 15, 1969 · Right fielder across two clubs, 1905 to 1908.

d. May 15, 1970 · Pitcher for the Cincinnati Reds, 1919 to 1919.

d. May 15, 1971 · Drove in 100 runs in eleven seasons and played for five pennant winners, ending the 1935 World Series with a single.

d. May 15, 1972 · Catcher for the Philadelphia Phillies, 1923 to 1923.

d. May 15, 1972 · Pitcher across two clubs, 1928 to 1934.

d. May 15, 1974 · Pitcher across three clubs, 1913 to 1924.

d. May 15, 1975 · Catcher who batted .280 across four clubs, 1921 to 1933.

d. May 15, 1978 · Center fielder for the Chicago American Giants, 1936 to 1938.

d. May 15, 1979 · Pitcher for the Washington Senators, 1912 to 1912.

d. May 15, 1984 · Left fielder across two clubs, 1944 to 1945.

d. May 15, 1991 · Pitcher across two clubs, 1924 to 1930.

d. May 15, 1994 · Right fielder across three clubs, 1923 to 1932.

d. May 15, 1998 · Shortstop for the Brooklyn Dodgers, 1938 to 1938.

d. May 15, 2016 · Left fielder for the Houston Astros, 1997 to 1997.

d. May 15, 2017 · Pitcher across eight clubs, 1946 to 1957.