His maternal surname comes from a great-great-great grandfather who immigrated from Exeter, England to Puerto de Santa María, Spain during the late 18th century and founded the Osborne Group wine company.

[3] Osborne's first musical performance was in 1971 at the Song Festival at El Escorial, but he had to wait until 1980 to sign his first contract to record an album.

His acting is credited in several TV-novels and fiction TV-series, some of them were South American TV-productions.

He remarried, on 10 June 2006, Fabiola Martínez Benavides, from Maracaibo, Venezuela;[7] the couple has two children, Norberto Enrique and Carlos Alberto.

[8] Norberto was diagnosed with cerebral palsy, which led Bertin to create the Fundación Bertín Osborne, a non-profit organization devoted to helping children with this diagnosis.