Ana Lucia De Mattos Barretto Villela – Net Worth $3.6 Billion

Ana Lucia’s great-grandfather had established one of Brazil’s biggest banks, Itau, which converged with Unibanco in 2008 to frame the biggest non-state bank in Latin America, Itau-Unibanco. Ana Lucia is the youngest female billionaire in Brazil, and she also claims a stake in another organization began by her grandfather, Duratex.