Guy Wildenstein, Art Family Patriarch, Found Guilty in Tax Trial

Guy Wildenstein, the international art dealer, was found guilty in France on Tuesday of massive tax fraud, the latest twist after years of legal entanglements that have unraveled the secrecy that once surrounded his powerful family dynasty.

Mr. Wildenstein, 78, the Franco-American patriarch of the family and president of Wildenstein & Co. in New York, was sentenced by the Paris Appeals Court to a four-year prison sentence, with half of it suspended, and the other half to be served under house arrest with an electronic bracelet. The court also sentenced him to pay a one million euro fine, or about $1.08 million.

He stood accused of hiding significant chunks of his family’s art collection and other assets in a maze of trusts and shell companies when his father, Daniel, died in 2001, and after his brother, Alec, died in 2008.

Prosecutors had said that he was trying to dodge hundreds of millions of euros in inheritance taxes. At the trial, which was held in the fall, they had