In a parody of it's richest people lists, Forbes magazine compiled a list of the wealthiest fictional characters. Here is the Forbes "Fictional 15".

1. Santa Claus
Net Worth: ?
2. Oliver "Daddy" Warbucks
Net Worth: 27.3 billion
3. Richie Rich
Net Worth: $17 Billion
4. Lex Luthor
Net Worth: $10.1 billion
5. C. Montgomery Burns
Net Worth: $8.4 billion
6. Scrooge McDuck (Donald Duck's Uncle)
Net Worth: $8.2 billion
7. Jed Clampett (from The Beverly Hill Billies)
Net Worth: $6.6 billion
8. Bruce Wayne
Net Worth: $6.5 billion
9. Thurston Howell III (From Giligan's Island)
Net Worth: $5.7 billion
10. Willy Wonka
Net Worth: $2.3 billion
11. Arthur Bach (From the movie Arthur)
Net Worth: $2 billion
12 Ebenezer Scrooge
Net Worth: $1.7 billion
13. Lara Croft
Net Worth: $1 billion
14. Cruella De Vil
Net Worth: $1 billion
15. Lucius Malfoy (From the Harry Potter series)
Net Worth: $900 million