David B.
Cornstein, an American businessman and diplomat and U.S. ambassador to Hungary from 2018 to 2020, died on March 26, 2026, at age 87.
Cornstein was nominated to the post by President Donald Trump and had made his career in the gambling, jewelry and telemarketing industries. As ambassador, he vocally defended the government of Viktor Orbán.
David Bernard Cornstein (August 17, 1938 – March 26, 2026) was an American businessman and diplomat who was the United States Ambassador to Hungary between 2018 and 2020. Cornstein made a career in the gambling, jewelry, and telemarketing industries. Cornstein was nominated to the ambassadorship by President Donald Trump. As Ambassador, Cornstein vocally defended the government of Viktor Orbán.