What's in a name?  Not much, especially when it is (1) hard to say (2) denotes Jewish heritage (3) European ancestry.  Witness...
Leo Jacoby (Lee Cobb)
Bernard Schwartz (Tony Curtis)
Anna Italiano (Ann Bancroft)
Benjamin Kubelsky (Jack Benny)
Mendel Berlinger (Milton Berle)
Charles Buchinsky (Charles Bronson)
Emanuel Goldenberg (Edward G. Robinson)
And on...and on...and on...