Don Juan (i) BrE AmE ˌdɒn ˈdʒu ː ‿ən AmE ˌdɑːn- , (ii) BrE AmE -ˈwɑːn -ˈhwɑːn —Spanish [ doŋ ˈxwan \] —in English literature, including Byron, and usually when used metaphorically, British English prefers (i); in imitated Spanish, and generally in American English, (ii) is preferred.
DON JUAN
Meaning of DON JUAN in English
Longman Pronunciation English Dictionary. Английский словарь произношений Longman. 2012