refer to
https://dna-explained.com/2016/09/18/radegonde-lambert-16211629-168...
which discusses mitochondrial DNA of her female descendants..
It has been shown that her mitochondrial DNA, as inherited by her female descendants, is rare but it is EUROPEAN. Saying that she was the daughter of Jean Lambert is NOT proved. We do not know who her parents were.. since there is no documents to prove it.