List of Famous people who are 66

Leonardus Quirinus Machutus ("Leo") van Vliet was a professional racing cyclist from 1978 to 1986. He came in 40th in the road race at the 1976 Summer Olympics in Montreal, Quebec, Canada.

Virginio Merola is an Italian politician. Merola is a member of the Democratic Party and the current mayor of Bologna.

Christina Baum is a German politician from the AfD. She has been a Member of the German Bundestag from Baden-Württemberg since 2021.

Liudas Rumbutis is a Lithuanian–Belarusian professional football coach and a former player. After spending his youth and early senior football career years in Lithuania, he moved to Belarus in 1975, and stayed there for his almost entire playing and coaching career. He won the Soviet champions title in 1982 with Dinamo Minsk.

Steven M. Berlin is an American saxophonist, keyboardist and record producer, best known as a member of the rock group Los Lobos and, before that, Top Jimmy & the Rhythm Pigs, the Blasters, and the Flesh Eaters. Berlin is married and lives with his wife and children in Portland, Oregon. Berlin joined the band Tuatara as a side project in 1998 on their second album, Trading with the Enemy. Berlin is Jewish.

Enrique Roberto "Henry" Cuellar is an American politician currently serving as the U.S Representative for Texas's 28th congressional district, a position he has held since 2005. He is a member of the Democratic Party and a self described moderate-centrist. The district extends from the Rio Grande to the suburbs of San Antonio.