Uncle Scrooge
I believe Donald Duck to be the younger brother of (Uncle) 
Scrooge Mcduck or his wife's brother, because, Huey, Dewey and Louie, the 3... [DOC] [TLE] Scrooge McDuck - The Forbes Fictional 15 [PAR] Penny-pinching poultry keeps majority of his fortune in gold coins stored in 
massive "money bin" high in the hills above Duckburg; also invests in pearls, 
gems,... [DOC] [TLE] Uncle Scrooge - COA/Inducks - Inducks.org [PAR]  [DOC] [TLE] Not Ponytails or Cotton Tails [PAR] mickeyandscroogefangirl: unclescrooge: ... Everyone knows Scrooge