Johann Christoph [Edit] By Sticky Facts Editorial StaffJohann Christoph biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Johann Christoph date of birth:February 23, 1713How old is Johann Christoph?312 Tags: birth day 23birth month februarybirth year 1713 Suggested Posts Adam Sandler Facts Julia Roberts Facts Peter Dinklage Facts Rihanna Facts Jennifer Lopez Facts Robert Downey Jr. Facts Shaquille O'Neal Facts Amy Adams Facts