b. January 18, 1839 · Left fielder for the Rockford Forest Citys, 1871 to 1871.

b. January 18, 1854 · First baseman for the Boston Red Stockings, 1875 to 1875.

b. January 18, 1855 · Left fielder who batted .261 across three clubs, 1877 to 1885.

b. January 18, 1894 · Second baseman who batted .277 across three clubs, 1922 to 1927.

b. January 18, 1896 · Thirty consecutive seasons in the American League without missing one, from 1925 until five months before he died.

b. January 18, 1896 · Center fielder for the Chicago Cubs, 1920 to 1921.

b. January 18, 1899 · Second baseman who batted .285 across five clubs, 1923 to 1934.

b. January 18, 1922 · Shortstop for the Homestead Grays, 1948 to 1948.

b. January 18, 1926 · Catcher for the Boston Red Sox, 1950 to 1950.

b. January 18, 1938 · Refused a trade in 1969, sued baseball, lost, and changed the game permanently.

b. January 18, 1942 · Pitcher for the San Francisco Giants, 1964 to 1965.

b. January 18, 1944 · Won 18 games as a rookie for a second-year expansion club and died of a heart attack at thirty-nine.

b. January 18, 1946 · Third baseman who batted .236 across five clubs, 1969 to 1975.

b. January 18, 1950 · Right fielder who batted .255 across two clubs, 1973 to 1976.

b. January 18, 1955 · Pitcher across three clubs, 1978 to 1985.

b. January 18, 1963 · Pitcher across three clubs, 1990 to 1994.

b. January 18, 1964 · Hit 50 home runs in 1996 after never having hit more than 21.

b. January 18, 1977 · Pitcher for the Tampa Bay Devil Rays, 2004 to 2005.

b. January 18, 1978 · Pitcher across four clubs, 1999 to 2008.

b. January 18, 1981 · Shortstop for the Baltimore Orioles, 2006 to 2008.

b. January 18, 1990 · Catcher across three clubs, 2019 to 2023.

b. January 18, 1990 · Third baseman who batted .261 across three clubs, 2011 to 2016.

b. January 18, 1991 · Third baseman for the St. Louis Cardinals, 2017 to 2017.

b. January 18, 1994 · Pitcher across three clubs, 2018 to 2024.

d. January 18, 1905 · Catcher who batted .274 across four clubs, 1871 to 1884.

d. January 18, 1911 · Pitcher for the Cincinnati Reds, 1901 to 1901.

d. January 18, 1912 · Pitcher for the Baltimore Orioles, 1882 to 1882.

d. January 18, 1933 · Pitcher for the Brooklyn Tip-Tops, 1914 to 1915.

d. January 18, 1945 · Pitcher for the Boston Braves, 1922 to 1922.

d. January 18, 1946 · Pitcher across two clubs, 1895 to 1897.

d. January 18, 1955 · Pitcher for the Pittsburgh Pirates, 1921 to 1921.

d. January 18, 1961 · Pitcher for the St. Louis Cardinals, 1911 to 1912.

d. January 18, 1967 · First baseman across four clubs, 1941 to 1948.

d. January 18, 1969 · Baseball figure for the St. Louis Browns, 1916 to 1916.

d. January 18, 1970 · Pitcher for the Philadelphia Athletics, 1915 to 1916.

d. January 18, 1972 · Shortstop for the New York Lincoln Giants, 1926 to 1926.

d. January 18, 1974 · Was born Peter William Cocreham, went 1-9 in his rookie season, and came back a decade later to win 14 games at thirty-two.

d. January 18, 1982 · Second baseman who batted .260 across three clubs, 1923 to 1929.

d. January 18, 1982 · Third baseman for the Boston Red Sox, 1945 to 1945.

d. January 18, 1984 · Pitcher across two clubs, 1951 to 1960.

d. January 18, 1989 · Made the 1940 East–West game and led his Negro league in home runs before a brief Boston opportunity.

d. January 18, 1991 · Pitcher for the Philadelphia Phillies, 1936 to 1936.

d. January 18, 2008 · Second baseman for the Chicago Cubs, 1972 to 1972.

d. January 18, 2011 · Played in the Negro Leagues before the majors would have him, then hit 31 home runs at thirty-six and became a champion bowler after baseball.

d. January 18, 2011 · Pitcher across two clubs, 1955 to 1959.

d. January 18, 2017 · Pitcher across three clubs, 1947 to 1951.

d. January 18, 2017 · Pitcher for the Chicago Cubs, 1946 to 1946.

d. January 18, 2021 · He made 756 starts, third-most in history, and won 324 games without ever taking a Cy Young Award.