Even though this question is immature I'll answer. Emily Osment and Donald Duck are not engaged or will ever be.
Her name is Dumbella (no joke) This answer is wrong! Dumbella is his SISTER! Donald Duck has no wife.
Donald the duck
Donald Duck he was around in 1934
Daisy Duck is who Donald Duck fancies but he has no actual girlfriend.
Donald Duck's last name is not Duck.
Donald Duck because he is awesome.
Donald Duck.
Donald Ducks' girlfriend is Daisy Duck.
The famous sailor duck's full name is Donald Fauntleroy Duck
mickey mouse is a MOUSE and donald duck is a DUCK
Donald Duck
donald duck