find out here
Right honourable is for very special people. There is no mention of "honourable" being used for MP's, so perhaps my prior mention of them being "Honourable" was false. Regardless:
Table of titles to be used in Canada (as revised on June 18, 1993)
1. The Governor General of Canada to be styled "Right Honourable" for life and to be styled "His Excellency" and his wife "Her Excellency", or "Her Excellency" and her husband "His Excellency", as the case may be, while in office
2. The Lieutenant Governor of a Province to be styled "Honourable" for life and to be styled "His Honour" and his wife "Her Honour", or "Her Honour" and her husband "His Honour", as the case may be, while in office
3. The Prime Minister of Canada to be styled "Right Honourable" for life
4. The Chief Justice of Canada to be styled "Right Honourable" for life
5. Privy councillors of Canada to be styled "Honourable" for life
6. Senators of Canada to be styled "Honourable" for life
7. The Speaker of the House of Commons to be styled "Honourable" while in office
8. The Commissioner of a Territory to be styled "Honourable" while in office
9. Puisne judges of the Supreme Court of Canada and judges of the Federal Court and of the Tax Court of Canada as well as the judges of the undermentioned Courts in the Provinces and Territories:
Ontario:
The Court of Appeal and the Ontario Court of Justice (General Division)
Quebec:
The Court of Appeal and the Superior Court of Quebec
Nova Scotia:
The Court of Appeal and the Supreme Court of Nova Scotia
New Brunswick:
The Court of Appeal and the Court of Queen's Bench of New Brunswick
Manitoba:
The Court of Appeal and the Court of Queen's Bench of Manitoba
British Columbia:
The Court of Appeal and the Supreme Court of British Columbia
Prince Edward Island:
The Supreme Court of Prince Edward Island
Saskatchewan:
The Court of Appeal and the Court of Queen's Bench of Saskatchewan
Alberta:
The Court of Appeal and the Court of Queen's Bench of Alberta
Newfoundland:
The Supreme Court of Newfoundland
Northwest Territories:
The Supreme Court of Northwest Territories
Yukon Territory:
The Supreme Court of Yukon
Nunavut Territory:
The Nunavut Court of Justice
10. Presidents and speakers of Legislative Assemblies of the Provinces and Territories to be styled "Honourable" while in office
11. Members of the Executive Councils of the Provinces and Territories to be styled "Honourable" while in office
12. Judges of Provincial and Territorial Courts (appointed by the provincial and territorial Governments) to be styled "Honourable" while in office
13. The following are eligible to be granted permission by the Governor General, in the name of Her Majesty The Queen, to retain the title of "Honourable" after they have ceased to hold office:
1. Speakers of the House of Commons
2. Commissioners of Territories
3. Judges designated in item 9
14. The title "Right Honourable" is granted for life to the following eminent Canadians:
* The Right Honourable Martial Asselin
* The Right Honourable Ellen L. Fairclough
* The Right Honourable Francis Alvin George Hamilton
* The Right Honourable Donald F. Mazankowski
* The Right Honourable Robert Lorne Stanfield
* The Right Honourable Herbert Eser Gray