Mark David Madoff was an American financier, best known for his role in exposing the multi-billion dollar Ponzi scheme committed by his father, Bernie Madoff.

He earned a bachelor's degree in economics from the University of Michigan in 1986.

 He joined the Sigma Alpha Mu fraternity there.

 He married his college girlfriend, Susan Elkin, and moved to Greenwich, Connecticut, where they raised two children. They divorced in 2000, and he eventually moved back to Manhattan. In 2003, he married Stephanie Mikesell, with whom he had two children, born in 2006 and 2008.

Career

Mark Madoff joined his father's company in 1987. He and his brother, Andrew Madoff (1966–2014), worked in the firm’s legitimate market-making and proprietary trading arm.

On December 11, 2010, Madoff was found dead in his Manhattan apartment, having hanged himself from the ceiling.

His suicide occurred on the second anniversary of his father's arrest.

Madoff's estate amounted to $18.6 million.

 In 2012 Madoff's ex-wife, Susan Elkin, and widow, Stephanie Mack, were sued by Irving Picard, the trustee for his father's swindled clients, under a claim they should have known their wealth was based on crime