At one point Donald got on my nerves because I couldn't understand what he was saying half the time and he has a crappy personality, but Donald is an unoriginal answer, I gotta think about it more...
Frollo. The guy is such a douchebag and completely unlikeable. A character that I 사랑 to hate. Sarousch was a hell of a lot 더 많이 likeable and was funny too.
If 디즈니 Channel, 디즈니 XD, 또는 디즈니 Junior characters count, then, I say 간물, 피 클 and 땅콩 from the 디즈니 XD show, "Pickle and Peanut" are the most annoying characters 디즈니 has ever created, if Walt 디즈니 was still alive, I think he would be horrified if he saw this show.