Who are the richest billionaires in BRICS countries?

Mukesh Ambani is India's richest person with $86.3 billion of net worth, according to Forbes. Facebook Co-founder Eduardo Saverin is Brazil's richest at $36 billion. Steel tycoon Alexey Mordashov and his family lead Russia's list at $37 billion. ByteDance Founder Zhang Yiming is China's richest at $69 billion, while Richemont Chair Johann Rupert tops South Africa's list with $16 billion.