List of Famous people who are 66

Livia Turco is an Italian politician, member of the Democratic Party. She was a member of parliament between 1987–2013. Turco was Minister of Social Affairs in three governments between 1996–2001, and Minister of Health between 2006–2008.

Alan David Sokal is a professor of mathematics at University College London and professor of physics at New York University. He works in statistical mechanics and combinatorics. He is a critic of postmodernism, and caused the Sokal affair in 1996 when his deliberately nonsensical paper was published by Duke University Press's Social Text. He also works to counter faulty scientific reasoning, as seen with his involvement in criticising the critical positivity ratio concept in positive psychology.

María Cecilia Botero Cadavid is a Colombian actress, television presenter and journalist.

Brigitte Fouré is a French university lecturer and former government minister, a member of the Nouveau Centre and of Société en mouvement ("Society on the move" She is a lecturer in law at the University of Picardie Jules Verne.

Joel Surnow is an American television writer, producer and director.

Dalton James Patrick McGuinty Jr. is a Canadian retired politician who served as the 24th Premier of Ontario from 2003 to 2013. He was the first Liberal leader to win two majority governments since Mitchell Hepburn nearly 70 years earlier. In 2011, he became the first Liberal premier to secure a third consecutive term since Oliver Mowat (1872–1896), after his party was re-elected in that year's provincial election.