The Honourable Arthur Bliss Copp PC
The Honourable Arthur Bliss Copp, PC
Member of the New Brunswick Legislative Assembly for Westmorland
In office 1901–1912
Leader of the Opposition of the New Brunswick Legislative Assembly
In office 1912–1912
Preceded by	Clifford William Robinson
Succeeded by	Louis-Auguste Dugal
Member of the Canadian Parliament for Westmorland
In office 1915–1925
Preceded by	Henry Emmerson
Succeeded by	Otto Baird Price
Secretary of State of Canada
In office December 29, 1921 – September 24, 1925
Prime Minister	W. L. Mackenzie King
Preceded by	Rodolphe Monty
Succeeded by	Walter Edward Foster
Senator for Westmorland, New Brunswick
In office September 25, 1925 – December 5, 1949
Nominated by	W. L. Mackenzie King
Appointed by	The Viscount Byng of Vimy
Personal details
Born	(1870-07-10)July 10, 1870 Jolicure, New Brunswick, Canada
Died	December 5, 1949(1949-12-05) (aged 79)
Political party	Liberal Party of Canada
Other political affiliations	Liberal Party of New Brunswick

Arthur Bliss Copp PC (July 10, 1870 – December 5, 1949) was a Canadian politician.

Born in Jolicure, New Brunswick, to Joseph Harvey Copp and Frances Lydia Brennan. He was a lawyer before being elected to the Legislative Assembly of New Brunswick in a 1901 by-election; he represented Westmorland County until 1912. He was first elected to the House of Commons of Canada for the New Brunswick riding of Westmorland in a 1915 by-election. A Liberal, he was re-elected in 1917 and 1921. From 1921 to 1925, he was the Secretary of State of Canada. In 1925, he was called to the Senate of Canada representing the senatorial division of Westmorland, New Brunswick. He died in office in 1949. He is buried in the Sackville Rural Cemetery in Sackville, New Brunswick.

• Arthur Bliss Copp – Parliament of Canada biography