Sharp received the 2008 Int’l Peace Abbey Courage of Conscience Award for his lifelong commitment to the defense of freedom, democracy, and the reduction of political violence through scholarly analysis of the power of nonviolent action. Unofficial sources have claimed that Sharp was nominated for the Nobel Peace Prize in 2015, and had previously been nominated three times, in 2009, 2012 and 2013. Sharp was widely considered the favorite for the 2012 award.
In 2011, he was awarded the El-Hibri Peace Education Prize. In 2012, he was a recipient of the Right Livelihood Award for "developing and articulating the core principles and strategies of nonviolent resistance and supporting their practical implementation in conflict areas around the world".