The oldest female on the list is L'Oreal heiress Liliane Bettencourt , who turned 92 last year . 2,325 of world 's billionaires are women , with combined wealth of $ 37.9 billion . Wealth-X has compiled a list of the wealthiest women in each region . Topping the list in Latin America -- and globally -- is CNN worth $ 930 billion .
2,325 of world 's billionaires are women , with combined wealth of $ 37.9 billion . Wealth-X has compiled a list of the wealthiest women in each region . Topping the list in Latin America -- and globally -- is CNN worth $ 930 billion .