British socialite, television personality and model, Tamara Ecclestone has an estimated net worth of $300 million.

Tamara is the eldest daughter of Croatian former Armani model Slavica Ecclestone who has a net worth of  $1.19 billion, and Formula One billionaire Bernie Ecclestone, who has a net worth of $4 billion as of May 2012, according to the Sunday Times UK Rich List.

She has a younger sister, Petra Ecclestone, who has an estimated net worth of $300 million. After dropping out of University College London, Ecclestone worked for her father's F1 magazine.  Tamara was a presenter of Channel 4's The Red Bull Air Race World Series.

She has her own reality television show, Tamara Ecclestone: Billion $$$ Girl, on Channel 5, which premiered in 2012. Her father reported to have spent $177.8 million buying homes in west London for Tamara and her sister, Petra. She married Jay Rutland in 2013, and is expecting a child.

The Formula 1 heiress owns a wide range of spectacular cars, including  Ferrari 599 GTO, Mercedes SL500 and entley GT Continental.