After turning 10 his family moved to Adelaide, which they were to call home for all of Guy’s teenage years. Most Popular #4858. Born on October 26 #11. Guy Sebastian was born in Klang, Selangor, Malaysia, on 26 October 1981. First Name Guy #2. He has been married to Jules Egan since May 17, 2008. His father Ivan was also born in Malaysia and is an ethnic Malaysian Indian of Tamil origin and Ceylonese descent with distant colonial Portuguese roots, while his mother Nellie is an ethnic Eurasian of English and Portuguese descent and was raised in India. Born in Klang, Malaysia #1. Guy Sebastian is the only Australian male artist to have ever achieved six number one singles and two number one albums in chart history. Popularity. October Oct 26, 1981 ( age 38) Birthplace. Guy was born in Malaysia in 1981 and moved with his family to Melbourne, Australia at the age of 6. Klang , Malaysia. Guy Sebastian was born on October 26, 1981 in Klang, Selangor, Malaysia as Guy Theodore Sebastian. They have two children. Born in Malaysia #1.