Leon Sinden [Edit] By Sticky Facts Editorial StaffLeon Sinden biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Leon Sinden date of birth:July 20, 1927How old is Leon Sinden?99 Tags: birth day 20birth month julybirth year 1927 Suggested Posts Rihanna Facts James Gandolfini Facts Neymar Facts Amy Adams Facts John Lennon Facts Ariana Grande Facts Adele Facts Shakira Facts