Technically, the correct pronunciation of Lord Byron's epic poem about the
great lover, Don Juan, is "don joo-an." but folks look at you real funny for
The way I look at it, Gogh with the flow. It is the accepted pronunciation in
this country (although technically incorrect).
Consider this, too. The great Italian city where one would find the David and
the Ufizzi is not know to Italians as Florence, but as Firenze. And the
Vatican is not in Rome, but Roma.
Fact is, we anglicize a LOT of proper names.