Christy Walton
The 54.years old with $20 billion is now the worlds richest woman.
Top Ten Billionaires
No.1 Christy Walton
No.2 Alice Walton
No.3 Liliane Bettencourt
No.4 Susanne Klatten
No.5 Birgit Rausing
N0.6 Jacqueline Mars
No.7 Anne Cox Chambers
No.8 Abigail Johnson
No.9 Savitri Jindal
No.10 Charlene de Carvalho-Heineken
links
www.forbes.com