This pseudonym has been used by two French songwriters, producers and siblings:
Evelyne and
Liliane, who are daughters of Géo Koger.
- Evelyne Yvonne Konyn: born September 28, 1926 - died April 14, 1962.
- Liliane Konyn: born May 2, 1929.
After Evelyne died, Liliane continued to use the pseudonym alone and has written ≃150 songs for Claude François, ≃90 songs for Hugues Aufray and more for a lot of other artists. One of her songs won the Eurovision song contest in 1973: [m=119680].