In 2011, MLB Channel highlighted the 50 longest home runs of the season. 2 Cubs pitchers gave up home runs that were on the list.
Rodrigo Lopez of the Cubs gave up the longest home run of the season to Juan Francisco, a 482 foot home run that left the stadium in Cincinnati on 9/12/2011.
Michael Morse home run off the Cubs, Matt Garza was #13 on the list. This home run was hit on August 9, 2011.