Billionaire Profile
Joao Roberto Marinho
Global Rank
#1044

Image: Elza Fiuza/ABr | CC BY 3.0 br | via Wikimedia Commons

Joao Roberto Marinho

CEO, Media
BRAZIL
Real-Time Net Worth
$4.044B
Estimated based on Media stock value as of March 6, 2026
0% (24h)
Age
72
Source
Media
Industry
Media & Entertainment
Citizenship
BRAZIL

Biography

Joao Roberto Marinho, born in Rio de Janeiro on September 16, 1953, is a prominent Brazilian businessman and media mogul. As the vice president and chairman of the Editorial Board of Grupo Globo, he plays a crucial role in Brazil's largest media conglomerate. With a net worth estimated at $3.9 billion as of 2024, Marinho's wealth is primarily derived from his stake in Grupo Globo. He started his career in journalism at the newspaper "O Globo" and rose through the ranks, eventually taking on leadership positions within the company. He is known for his work in expanding digital media platforms. Beyond his business ventures, Marinho is recognized for his philanthropic efforts.

Fact Checked
Verified by Editorial Team
Live Data
Updated 3/6/2026

Wealth Over Time

In-Depth Profile

Early Life

Joao Roberto Marinho was born on September 16, 1953, in Rio de Janeiro, Brazil. He is the third of four children of Roberto Marinho, the founder of Grupo Globo, Brazil's largest media conglomerate. He studied at the Instituto Souza Leão and Colégio Andrews.

Rise to Success

Marinho's career began in 1973 as a journalist at the newspaper "O Globo". He started in the general news section and later worked in various editorial roles, including sports and economics. In the mid-1990s, the leadership of Grupo Globo transitioned to Roberto Marinho's three sons. Joao Roberto held various positions before becoming vice president in 1982. Today, he serves as the executive president of Grupo Globo and the chairman of the board of directors.

Key Business Strategies

Under Joao Roberto Marinho’s leadership, Grupo Globo expanded its reach and influence. The company diversified its portfolio into areas like pay TV, cable TV, and digital media. Marinho has been involved in expanding digital media platforms like Globo.com.

Philanthropy

Joao Roberto Marinho is involved in philanthropy, supporting educational and cultural causes. He is also a member of the Governance Council of the Todos pela Educação (All together for Education) movement. The Marinho family contributed to the establishment of museums in Brazil such as the Museum of Tomorrow, The Football Museum, and the Museum of the Portuguese Language.

Career Milestones

1973

Journalist at O Globo

Began his career as a journalist at the newspaper O Globo.

1982

Vice President of O Globo

Became vice president of O Globo.

2021

President of Grupo Globo

Joao Roberto Marinho became President of Grupo Globo.

Business Philosophy & Leadership

Notable Quotes

"I renew our our commitment to defend the democracy, the republic, the rule of law, and the right to vote. TV and newspaper Globo doesn't defend any parties, religions. We are not going to distance ourselves from what we believe in."