Sebastian [Edit] By Sticky Facts Editorial StaffSebastian biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Sebastian date of birth:February 18, 2012How old is Sebastian?14 Tags: birth day 18birth month februarybirth year 2012 Suggested Posts Kit Harington Facts Tom Cruise Facts Bruno Mars Facts Taylor Swift Facts Adam Driver Facts Lena Headey Facts Amy Winehouse Facts Kim Kardashian West Facts