b. January 9, 1860 · Second baseman across three clubs, 1884 to 1885.

b. January 9, 1872 · Shortstop for the Pittsburgh Pirates, 1891 to 1891.

b. January 9, 1888 · Pitcher for the Cincinnati Reds, 1909 to 1909.

b. January 9, 1894 · Center fielder for the St. Louis Browns, 1915 to 1916.

b. January 9, 1897 · Pitcher across two clubs, 1917 to 1922.

b. January 9, 1899 · Third baseman for the Washington Senators, 1923 to 1923.

b. January 9, 1900 · Pitcher across two clubs, 1929 to 1930.

b. January 9, 1916 · Pitcher across two clubs, 1941 to 1946.

b. January 9, 1918 · Catcher across two clubs, 1946 to 1953.

b. January 9, 1919 · Pitcher for the Philadelphia Phillies, 1945 to 1945.

b. January 9, 1935 · Pitcher across four clubs, 1959 to 1967.

b. January 9, 1944 · Pitcher for the Philadelphia Phillies, 1967 to 1967.

b. January 9, 1952 · Designated hitter for the Oakland Athletics, 1975 to 1976.

b. January 9, 1953 · Puerto Rican shortstop who led the National League in runs in 1978 and was traded for Ryne Sandberg.

b. January 9, 1958 · Pitcher for the San Francisco Giants, 1980 to 1980.

b. January 9, 1959 · Ranks sixteenth all-time in stolen bases and was suspended for the entire 1991 postseason after testing positive for cocaine.

b. January 9, 1964 · Played seventeen seasons as a fourth outfielder for eight clubs and stole 246 bases doing it.

b. January 9, 1969 · Pitcher for the New York Yankees, 1993 to 1993.

b. January 9, 1973 · Second baseman across two clubs, 1996 to 2005.

b. January 9, 1983 · Left fielder across two clubs, 2008 to 2011.

b. January 9, 1984 · Pitcher for the Boston Red Sox, 2009 to 2010.

b. January 9, 1995 · Pitcher for the Minnesota Twins, 2017 to 2018.

b. January 9, 1998 · Pitcher for the Toronto Blue Jays, 2021 to 2024.

b. January 9, 1998 · Pitcher across four clubs, 2021 to 2025.

d. January 9, 1913 · Pitcher for the Chicago White Stockings, 1884 to 1884.

d. January 9, 1924 · Pitcher across two clubs, 1894 to 1895.

d. January 9, 1929 · Catcher for the Milwaukee Grays, 1878 to 1878.

d. January 9, 1937 · Catcher across two clubs, 1914 to 1915.

d. January 9, 1948 · Left fielder across three clubs, 1925 to 1928.

d. January 9, 1957 · Second baseman across two clubs, 1916 to 1921.

d. January 9, 1968 · Pitcher across two clubs, 1928 to 1931.

d. January 9, 1971 · Struck down at 32 by a stomach ailment that ended a career still at its peak.

d. January 9, 1973 · Third baseman for the Cleveland Naps, 1914 to 1914.

d. January 9, 1975 · Pitcher for the Boston Red Sox, 1921 to 1933.

d. January 9, 1976 · Right fielder who batted .300 across four clubs, 1932 to 1938.

d. January 9, 1983 · Third baseman for the Philadelphia Athletics, 1917 to 1917.

d. January 9, 1989 · The last National League player to bat .400, at .401 in 1930, with 254 hits that still tie the league record.

d. January 9, 1990 · Went 20-4 with a 1.64 earned run average in 1943 and finished with the best winning percentage of the modern era.

d. January 9, 1999 · Shortstop across three clubs, 1944 to 1945.

d. January 9, 2003 · Center fielder who batted .234 across four clubs, 1957 to 1966.

d. January 9, 2005 · Pitcher across three clubs, 1958 to 1960.

d. January 9, 2007 · Pitcher for the Oakland Athletics, 1983 to 1983.

d. January 9, 2009 · Pitcher who won 103 games with a 3.78 ERA across eight clubs, 1969 to 1981.

d. January 9, 2009 · Pitcher across three clubs, 1984 to 1989.

d. January 9, 2011 · Pitcher across four clubs, 1956 to 1962.

d. January 9, 2015 · Pitcher for the Baltimore Orioles, 1955 to 1955.

d. January 9, 2018 · Was the most expensive amateur signing in the game's history in 1961 and never quite justified it.

d. January 9, 2020 · Catcher who batted .267 across five clubs, 1955 to 1964.