Michael Kors net worth: Michael Kors is an American fashion designer who has a net worth of $1 billion dollars. Michael in Richest Businessmen › Designers. A list of the world's richest fashion designers. Michael Kors, Net Worth: $1 billion. Before he was a "The 15 Wealthiest People In Fashion. Fashion icon Michael Kors has flirted with billionaire status for over two years, ever since The bulk of his remaining net worth is in investments stemming from the hundreds of of Technology to design an in-house line for a store called Lothar's on 57th Street. Photos: The Richest Person In Every State.