Sébastien Izambard (French: [sebastjɛ̃ izɑ̃baʁ]; born 7 March 1973) is a French musician, singer, composer, and record producer. His vocal range is classified as popular melody or vox populi to a loud, so it has a tenor tessitura phonic.

He has been a member of the classical crossover group Il Divo since 2004, who has sold over 28 million copies worldwide discs.[1] In 2000 he launched the solo titled "Libre" pop album, reaching number No. 1 ranking with the single "Si tu savais"[2] achieving excellent sales ranking in France, Canada and Belgium.[3] Currently, Izambard writes, produces and composes for pop artists of international stature.[4]

He is an active member of the French organization AMTM, Assistance Médicale Toit du Monde and global ambassador for the Sanfilippo Children's Foundation.