"The Lightkeeper's Wife" was published in Italian some years ago as 'Il Colore del Mare in Tempesta". It seems to be having a resurgence given the international success in France. Here is a link to a recent Italian review.
https://insaziabililetture.blogspot.com.au/2017/02/anteprima-il-colore-del-mare-in.html
"The Lightkeeper's Wife" is also being translated into Spanish.