David Alexandre Winter has been played on NTS shows including House Call, with Qu'est-ce Que J'ai Dansé! first played on 17 October 2021.

David Alexandre Winter (real name Leon Kleerekoper) is an Amsterdam born musician.

He left the Netherlands to go to Paris in 1969. He was triumphant at the 1969 Antibes Song Festival and was discovered by Riviera Records (an affiliate of the Barclay group). In April that same year his debut single, "Oh Lady Mary", was released; by September it had sold 750,000 and the million sales were achieved by November in France, where it was number one for five weeks and in the Top 10 for six months. It was also a hit in Italy (number 4). The song was written by Carli and Bukey, and also became a hit in 1970 for Austria's Peter Alexander (number one for four weeks). In total it sold close to 3.6 million copies Europe wide and was on top of the charts for 36 weeks.

Winter sung for Luxembourg at the 1970 Eurovision song contest. The song, "Je suis tombé du ciel", came last with zero points.

He married model Catherine Fefeu and had two children with her. In 1976 they separated and Winter moved to the United States in 1979. He recorded an album with a Canadian independent company Isba Records and released a single entitled "L'Étoile du Berger". Today he is a car dealer. He has several children from different relationships, including Ophélie Winter, the French actress and singer.