Portal:Baseball/Anniversaries/April 12

Events

 * 1916 - The Cleveland Indians trade Sad Sam Jones, a Minor Leaguer and $55,000 cash to the Boston Red Sox for Tris Speaker.
 * 1955 - The transplanted Kansas City Athletics open their first season in Kansas City, Missouri with a victory over the Tigers, 6 - 2, at Municipal Stadium.
 * 1955 - Milwaukee Braves rookie Chuck Tanner hits an eighth-inning pinch hit home run in his first Major League at-bat.
 * 1960 - The first official Major League game is played at Candlestick Park as 42,269 fans watch the San Francisco Giants beat the St. Louis Cardinals, 3 - 1.
 * 1960 - The Detroit Tigers trade Steve Demeter to the Cleveland Indians for Norm Cash.
 * 1962 - Los Angeles Dodgers pitcher Pete Richert, in his Major League debut, strikes out the first six batters he faces, tying the record set by Karl Spooner in 1954.
 * 1965 - Richie Allen of the Philadelphia Phillies hits the first regular season home run in the history of the Astrodome.
 * 1966 - The Atlanta Braves play their first game in Atlanta.
 * 1970 - Plaques honoring Joe DiMaggio and Mickey Mantle are dedicated at Yankee Stadium.
 * 1980 - At County Stadium, Milwaukee Brewers Cecil Cooper and Don Money each hit second inning grand slams against the Boston Red Sox, Milwaukee to an 18 - 1 win.
 * 2004 - Philadelphia Phillies outfielder Bobby Abreu hits the first home run in the Citizens Bank Park. * 2008:

Births

 * 1850 - Sandy Nava, catcher (d. 1906)
 * 1859 - John Harkins, pitcher (d. 1940)
 * 1875 - Lew Post, outfielder (d. 1944)
 * 1876 - Vic Willis, pitcher; Hall of Famer (d. 1947)
 * 1879 - Fred Brown, outfielder (d. 1955)
 * 1880 - Addie Joss, pitcher; Hall of Famer (d. 1911)
 * 1881 - Harry Ostdiek, catcher (d. 1956)
 * 1887 - Sam Agnew, catcher (d. 1951)
 * 1888 - Charlie Pick, infielder (d. 1954)
 * 1889 - Bill Bailey, pitcher (d. 1926)
 * 1895 - Sammy Vick, outfielder (d. 1986)
 * 1899 - Bernie Henderson, pitcher (d. 1966)
 * 1899 - Trader Horne, pitcher (d. 1983)
 * 1900 - Mickey O'Neil, catcher (d. 1964)
 * 1908 - Joe Vitelli, pitcher (d. 1967)
 * 1909 - Eric McNair, infielder (d. 1949)
 * 1912 - Jack Wilson, pitcher (d. 1995)
 * 1918 - Chucho Ramos, outfielder (d. 1977)
 * 1922 - Bill Wight, pitcher (d. 2007)
 * 1926 - Walt Moryn, outfielder; All-Star (d. 1996)
 * 1930 - Johnny Antonelli, pitcher; All-Star
 * 1933 - Terry Cooney, umpire
 * 1933 - Charley Lau, catcher (d. 1984)
 * 1942 - Dale Roberts, pitcher
 * 1942 - Tommie Sisk, pitcher
 * 1943 - Ken Suarez, catcher
 * 1944 - Terry Harmon, infielder
 * 1956 - Jose Alvarez, pitcher
 * 1960 - Bill Lindsey, catcher
 * 1964 - Jerry Goff, catcher
 * 1964 - Mike Macfarlane, catcher
 * 1968 - Cliff Brantley, pitcher
 * 1971 - Matt Williams, pitcher
 * 1972 - Paul Lo Duca, catcher; All-Star
 * 1973 - Antonio Osuna, pitcher
 * 1976 - Jeff Wallace, pitcher
 * 1977 - D. J. Carrasco, pitcher
 * 1979 - Jordan De Jong, pitcher
 * 1980 - Danny Garcia (second baseman)
 * 1982 - Justin Ruggiano, outfielder

Deaths

 * 1929 - Tom Phillips, pitcher (b. 1889)
 * 1937 - Ed Morris, pitcher (b. 1862)
 * 1940 - Fred Klobedanz, pitcher (b. 1871)
 * 1966 - Joe Harris, pitcher (b. 1882)
 * 1968 - Frank Sigafoos, infielder (b. 1904)
 * 1970 - Red Shannon, infielder (b. 1897)
 * 1971 - Ed Lafitte, pitcher (b. 1886)
 * 1977 - Philip K. Wrigley, owner (b. 1894)
 * 1983 - Carl Morton, pitcher (b. 1944)
 * 1988 - Frank Skaff, infielder, manager (b. 1910)
 * 1989 - Arnold Carter, pitcher (b. 1918)
 * 1990 - Johnny Reder, infielder (b. 1909)