List of Famous people who are 66

Alain-Sol Sznitman is a French and Swiss mathematician who works as a professor of mathematics at ETH Zurich. His research concerns probability theory and mathematical physics.

John Brian Conrey is an American mathematician and the executive director of the American Institute of Mathematics. His research interests are in number theory, specifically analysis of L-functions and the Riemann zeta function. He received his B.S. from Santa Clara University in 1976 and received his Ph.D. at the University of Michigan in 1980.

Igor Bavčar is a Slovenian politician and manager. He rose to prominence during the Slovenian spring, when he served as chairman of the Committee for the Defence of Human Rights, the largest independent civil society movement in the Socialist Republic of Slovenia. He was the Slovenian Minister of Interior during the Slovenian war of independence in June 1991, and coordinated Slovenian defence forces together with the Minister of Defence Janez Janša. He remained one of the most influential political figures in Slovenia until 1992, and remained an important member of the political establishment until 2002, when he left politics to engage in the private sector.

Barbara Petzold is a former East German Cross-country skier who competed during the 1970s and early 1980s. She won two gold medals at the 1980 Winter Olympics in Lake Placid in the 10 km and the 4 × 5 km relay, and a bronze in the 4 × 5 km relay at the 1976 Winter Olympics in Innsbruck.

Pierre Joseph Thuot is a retired United States Navy captain and NASA astronaut. He went into space three times, spending over 650 hours in space, including over 15 hours in three space walks. He is a former U.S. record holder for time spent on one spacewalk, and participated in the first three-person spacewalk.

Anneline Kriel is a South African actress, an international model and beauty queen. She won Miss South Africa and Miss World in 1974 after the UK's Helen Morgan resigned only four days after her victory. Anneline is the second woman to hold the title of Miss World in South Africa after Penelope Coelen in 1958. From filmography to modelling, the former Miss World has sustainably maintained her fame with an overwhelming influence. Her story has eventually become an incredible tale of both struggles and accomplishments.

Denis Duboule is a Swiss-French biologist. He earned his PhD in Biology in 1984 and is currently Professor of Developmental Genetics and Genomics at the École polytechnique fédérale de Lausanne (EPFL) and at the Department of Genetics and Evolution of the University of Geneva. Since 2001, he is the Director of the Swiss National Research Center "Frontiers in Genetics" and since 2017, he is also a professor at the Collège de France. He has notably worked on Hox genes, a group of genes involved in the formation of the body plan and of the limbs.

Patrice Ann "Pat" Murphy is an American science writer and author of science fiction and fantasy novels.

Elena Irureta Azanza is a Spanish actress. She has performed in many Basque-language and Spanish-language television productions.