Leo Housakos
| Leo Housakos | |
|---|---|
| Leader of the Opposition in the Senate | |
| Assumed office May 14, 2025 | |
| Leader | |
| Preceded by | Don Plett | 
| Canadian Senator from Quebec (Wellington) | |
| Assumed office January 8, 2009 | |
| Nominated by | Stephen Harper | 
| Appointed by | Michaëlle Jean | 
| Preceded by | Aurélien Gill | 
| Speaker of the Senate of Canada | |
| In office May 4, 2015 – December 3, 2015 (Acting: April 24, 2015 – May 4, 2015) | |
| Nominated by | Stephen Harper | 
| Appointed by | David Johnston | 
| Preceded by | Pierre Claude Nolin | 
| Succeeded by | George Furey | 
| Deputy Whip of the Opposition | |
| In office 2016 – May 14, 2025 | |
| Personal details | |
| Born | January 10, 1968 Montreal, Quebec, Canada | 
| Political party | Conservative (federal) Conservative (Quebec) | 
| Other political affiliations | Progressive Conservative (before 2000) Canadian Alliance (2000–2003) | 
| Spouse | Demi Papapanagiotou | 
| Children | Peter and Tasso | 
| Residence | Montreal | 
| Alma mater | McGill University (BA) | 
| Profession | Businessman | 
Leonidas Housakos (born January 10, 1968) is a Canadian politician who has served as the senator for Wellington, Quebec since January 8, 2009. A member of the Conservative Party, Housakos was appointed on the advice of Prime Minister Stephen Harper. Housakos served as the speaker of the Senate for part of 2015. In May 2025, he was appointed Leader of the Opposition in the Senate.