Here is a link of all games for the Cubs' 2011 season:
/schedule/index.jsp?c_id=chc&m=4&y=2011
John Gaub debuted on September 12, 2011, playing for the Chicago Cubs at Wrigley Field; he played his final game on September 26, 2011, playing for the Chicago Cubs at Wrigley Field.
Wrigley Field wall
Justin Berg debuted on August 13, 2009, playing for the Chicago Cubs at Wrigley Field; he played his final game on May 25, 2011, playing for the Chicago Cubs at Wrigley Field.
Marcos Mateo debuted on August 9, 2010, playing for the Chicago Cubs at Wrigley Field; he played his final game on July 4, 2011, playing for the Chicago Cubs at Wrigley Field.
Brad Snyder debuted on September 7, 2010, playing for the Chicago Cubs at Wrigley Field; he played his final game on June 10, 2011, playing for the Chicago Cubs at Wrigley Field.
Jeff Stevens debuted on July 10, 2009, playing for the Chicago Cubs at Wrigley Field; he played his final game on April 22, 2011, playing for the Chicago Cubs at Wrigley Field.
In the 8th inning of Ken Burn's "Baseball" the film sequence implies Mantle hit a home run at Wrigley! I suspect he never played an official game at Wrigley Field!!
That was August 8, 1988.
Tony Campana debuted on May 17, 2011, playing for the Chicago Cubs at Wrigley Field; he played his final game on September 29, 2013, playing for the Arizona Diamondbacks at Chase Field.
John Grabow debuted on September 14, 2003, playing for the Pittsburgh Pirates at PNC Park; he played his final game on September 20, 2011, playing for the Chicago Cubs at Wrigley Field.
DJ LeMahieu debuted on May 30, 2011, playing for the Chicago Cubs at Wrigley Field; he played his final game on September 27, 2013, playing for the Colorado Rockies at Coors Field.
Bob Will debuted on April 16, 1957, playing for the Chicago Cubs at Wrigley Field; he played his final game on June 12, 1963, playing for the Chicago Cubs at Wrigley Field.