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 Marlon Brando Facts Miley Cyrus Facts Amy Winehouse Facts Justin Timberlake Facts Adam Sandler Facts David Beckham Facts Ed Sheeran Facts Steve Jobs Facts