Jeanine Deckers (October 17, 1933 — March 29, 1985), better known as Sœur Sourire (“Sister Smile”, often credited as The Singing Nun), was a Belgian singer-songwriter and initially a member of the Dominican Order in Belgium as Sister Luc-Gabrielle.
She acquired world fame in 1963 with the release of the French-language song “Dominique”, which topped the U.S. Billboard and other charts.