Singer and actress Jane Birkin "suffered a mild form" of stroke, "is fine" but is forced to cancel her participation in the Deauville American Film Festival in northern France.
His family made it known today.
The illness struck Jane Birkin, 74, "a few days ago" and family members wish to protect "her convalescence", said the artist's agent.
Born in London, Birkin, "adopted" by the French, remains tied to her relationship with Serge Gainsbourg, of whom she was the muse and interpreter.