User blog comment:Omega natsu2/Chapter 387: Tartarus Arc, Part 4: Father and Son, Predictions./@comment-24784846-20140530224650/@comment-5233713-20140531171208

Well on Juvia's wiki page it says they are deceased (from volume 23 bonus content), bu t I could never find it online, I do think however that the flashback we saw occured in an orphanage, even thought it was never stated,