Listed below are the Major League Baseball players who have hit two grand slams in the same game.
May 24, 1936
July 4, 1939
July 27, 1946
May 9, 1961
July 3, 1966
June 24, 1968
June 26, 1970
September 4, 1995
August 14, 1998
April 23, 1999
May 10, 1999
July 29, 2003