I am not sure if Jewish is being used in the sense of Lineage or Practice
or both.  Here are a few accomplished(who is & is not great-I will leave to
others) players-perhaps list members can tell us which are blessed as non
christians.
Rabin,Martzy,Barchet,Barylli,Accardo,Francescatti,Szigeti,Zathurecky,Goldberg,
Kaufman,Enesco,Grumiaux,Morini,Spalding,Ricci,Schneiderhan,Thibaud,Busch,Campo
li,Powell,Bobesco,Suk,Fuchs,Chung,..

Lloyd Sitkoff