Chris Krug debuted on May 30, 1965, playing for the Chicago Cubs at Wrigley Field; he played his final game on May 13, 1969, playing for the San Diego Padres at Jack Murphy Stadium.
Gene Krug debuted on April 29, 1981, playing for the at ; he played his final game on May 14, 1981, playing for the at .
Henry Krug debuted on July 26, 1902, playing for the Philadelphia Phillies at Baker Bowl; he played his final game on September 30, 1902, playing for the Philadelphia Phillies at Baker Bowl.
Marty Krug debuted on May 29, 1912, playing for the Boston Red Sox at Fenway Park I; he played his final game on September 27, 1922, playing for the Chicago Cubs at Wrigley Field.
Chris Aguila debuted on June 28, 2004 and played his final game on July 10, 2008.
Chris Arnold debuted on September 7, 1971 and played his final game on October 2, 1976.
Chris Bando debuted on August 13, 1981 and played his final game on October 1, 1989.
Chris Barnwell debuted on June 20, 2006 and played his final game on July 25, 2006.
Chris Basak debuted on June 9, 2007 and played his final game on July 31, 2007.
Chris Batton debuted on September 19, 1976 and played his final game on October 2, 1976.
Chris Beasley debuted on July 20, 1991 and played his final game on September 29, 1991.
Chris Bootcheck debuted on September 9, 2003 and played his final game on June 14, 2013.
Chris Bosio debuted on August 3, 1986 and played his final game on September 22, 1996.