Tony Derwin Calhoun Place Category: Criminal Defense Lawyer ProfileReviewsTony Derwin Calhoun completed law school at Cumberland L.S./Samford and has been practicing law since 6/12/1989. Tony Derwin Calhoun is located in Woodstock, GA Leave a Review Cancel reply Your email address will not be published.Review text Select a rating Overall Select a rating Rating Name Email Website Save my name, email, and website in this browser for the next time I comment. * Previous Next