Bonnie St. Claire (born Bonje Cornelia Swart, 18 November 1949) is a Dutch singer and actress who has a recording history that began in the 1960s and continued into the 1990s.

St. Claire was born as Bonje Cornelia Swart in Rozenburg on 18 November 1949.

Her career began in 1966 when at a Peter Koelewijn concert, she was invited to come up on stage and sing with him.

[7] In addition to herself, the trio included Debbie, aka Ria Schildmeyer, and Rosy Pereira.

[8][9] She had a string of hits in the Netherlands, including Dokter Bernhard (1976), Pierrot (1980), Bonnie kom je buiten spelen (1980) and Vlieg nooit te hoog (1981).