Since Forbes failed this up...

[the_reda]

Who's the richest (woman) of them all?

I know we all can do better than that.

Here's my list, go on add your own.

Lara Croft
Emma Frost (X-Men)
Narcissa Malfoy (only her husband made the list a few years back, even though we don't know whose side the money comes from)
Padme (Starwars)
Angela Petrelli (Heroes)
Selina Kyle (Catwoman)
Lady Sybil (Discworld)
The Kelda (Discworld)
The Low King of the Dwarves (Discworld)
Mom (Futurama)