His name, as we know it, must have been Anglicized.
"A Handbook to the Works of Browning (6th ed.)"
Mrs. Sutherland Orr
I believe that these Saxons were part of the same branch of Germans which invaded England; in other words, that portions of France, like portions of England, were Anglicized; the two processes differing in respect to their extent and duration.
"The Ethnology of the British Colonies and Dependencies"
Robert Gordon Latham
He then gives a list of three long pages full of names of clergy and others, in which he traces Jewish names Anglicized, and refers to quite a number of historical works.
"Some Jewish Witnesses For Christ"
Rev. A. Bernstein, B.D.