If you like Edith Piaf, you should check out Melody Prochet, who performs as “Melody’s Echo Chamber”:
https://www.youtube.com/watch?v=gDyhl5GSje4
There you go. I’ll mention Mirielle Mathieu, I do like her “Marseillaise.”
Non, Je Ne Regrette Rien (No, I regret nothing) (1961)