6Joao Roberto Marinho – Net worth – $6.9 billion
With a net worth of $6.9 billion, same as his brother Jose Roberto, the 61-year-old billionaire, Joao Roberto Marinho, is also a media tycoon.
His family controls the Globo Organization, which has half of Brazil’s broadcast TV market.
The brothers also own a controlling stake in Infoglobo, Brazil’s biggest newspaper company.
Also, the O Globo newspaper was founded in 1925 by their grandfather, Irineu Marinho.
Today, Joao Roberto Marinho is the Chairman of the Editorial Board of O Globo.
