Walter Meyer wrote:

>Among pianists, Horowitz, Rubinstein, Serkin, Barenboim, Schnabel,
>Feltsman, Friedman, Szell, Barere, Rosenthal, Lhevine, and Previn come to
>mind.  I think Horszowski was born Jewish but converted to Christianity.
>I don't know about Perahia.

Perahia is Jewish.  Apparently he comes from a long line of Sephradic Jews,
just like Helene Grimaud.

 Milan Gowin
 Mathematics Dept., University of Alberta.
 http://www.ualberta.ca/~mgowin/