Seamus O'Brien [Edit] By Sticky Facts Editorial StaffSeamus O'Brien biography, ethnicity, religion, interesting facts, favorites, family, updates, childhood facts, information and more:Seamus O'Brien date of birth:June 14, 1932How old was Seamus O'Brien when died?44When did Seamus O'Brien die?May 14, 1977How tall is Seamus O'Brien?6' 1" (185 cm) Tags: birth day 14birth month junebirth year 1932death day 14death month maydeath year 1977 Suggested Posts The Weeknd Facts Chester Bennington Facts John Lennon Facts Jennifer Lawrence Facts Julia Roberts Facts Kanye West Facts Kylie Jenner Facts Peter Dinklage Facts