The Senate of the Republic of Chile is the upper house of Chile's bicameral National Congress, as established in the current Constitution of Chile.

Eduardo Alfredo Juan Bernardo Frei Ruiz–Tagle is a Chilean politician and civil engineer who served as president of Chile from 1994 to 2000. He was also a Senator, fulfilling the role of President of the Senate from 2006 to 2008. He attempted a comeback as the candidate of the ruling Concertación coalition for the 2009 presidential election, but was narrowly defeated. His father was Eduardo Frei Montalva, president of Chile from 1964 to 1970.