List of Famous people who died at 66

Raymond Henry Williams, born in Wales, was a socialist writer, academic, novelist and critic influential within the New Left and in wider culture. His writings on politics, culture, the media and literature contributed to the Marxist critique of culture and the arts. Some 750,000 copies of his books were sold in UK editions alone, and there are many translations available. His work laid foundations for the field of cultural studies and cultural materialism.

Pippo Starnazza was an Italian jazz singer and actor.

Paul Langton was an American actor perhaps best known for his role as Leslie Harrington on the television series Peyton Place.

Patrizia Casagrande Esposto was an Italian politician and member of the Democratic Party. She served as the President of the Province of Ancona from May 28, 2007, until October 12, 2014.

Lino Troisi was an Italian stage, film, television and voice actor.

Anita Garanča was a Latvian lieder singer and vocal teacher. She is the mother of mezzo-soprano Elīna Garanča.

Cavino Michele "Kelly" Petillo, was an American race car driver born in Philadelphia, Pennsylvania.

Nathan Freudenthal Leopold Jr. and Richard Albert Loeb, usually referred to collectively as Leopold and Loeb, were two wealthy students at the University of Chicago who in May 1924 kidnapped and murdered 14-year-old Bobby Franks in Chicago, Illinois, United States. They committed the murder—characterized at the time as "the crime of the century"—as a demonstration of their ostensible intellectual superiority, which, they thought, enabled them to carry out a "perfect crime" and absolve them of responsibility for their actions.