George Swan Challies was born in Ottawa and was educated at McGill University, and L'Ecole des Sciences Politiques, Paris. He was called to the Bar of Québec in 1935 and practised law with the firm of Brown, Montgomery, and McMichael in Montréal from 1935 to 1949. In 1949, he was appointed a Justice of the Superior Court of Québec and was Associate Chief Justice from 1963 to 1973. From 1945 to 1970, Challies lectured in Civil Procedure in the Faculty of Law and in Engineering Law in the Faculty of Engineering at McGill University. In 1947, he was created K.C. Challies also served as a member of the Committee for Revision of the Code of Civil Procedure of Québec, 1960-1965. He co-authored Unjustified Enrichment in Québec, (1st ed. 1940, 2nd ed. 1952) and The Law of Expropriation, (1st ed. 1954; 2nd ed. 1963). As well, he translated Cheradame's Les Deux Amériques into English (The Two Americas, 1941).

Robert Chalmers was born on December 31, 1833, in Belledune, Glouster County, New Brunswick.

After grade school, he studied teaching. He taught botany and mathematics at Saint John and Campbellton for a dozen years. In 1860, he moved to California and became the principal of Oakland Grammar School. About 1880, he returned to New Brunswick, became the principal of the school in Campbellton and took up journalism. He was an active member of the Natural History Society of New Brunswick and the town's librarian. In the early 1880s, he started to work on geological maps of New Brunswick for the Geological Survey of Canada. In 1895, he continued his mapping of New Brunswick and parts of Nova Scotia, Prince Edward Island, and Quebec. In 1902, the University of New Brunswick awarded him a Doctorate honoris causa. Chalmers published numerous articles on the glacial history of Eastern Canada.

He died on April 9, 1908, in Ottawa, Ontario.

Sir Joseph Austen Chamberlain was born on October 16, 1863, in Birmingham, England, son of politician Joseph Chamberlain (1836-1914) and older half-brother of Prime Minister Neville Chamberlain (1869-1940).

He was a British Conservative politician. He studied at Rugby School, Trinity College, Cambridge, the Paris Institute of Political Studies, and the University of Berlin before entering politics in the Conservative Party. After the election of 1895, Chamberlain was appointed Civil Lord of the Admiralty, holding that post until 1900, when he became Financial Secretary to the Treasury. In 1902, he was appointed to the Privy Council and promoted to the position of Postmaster General. Chamberlain became Chancellor of the Exchequer twice (1903-1905; 1919-1921). He served as Secretary of State for India (1915-1917), a Conservative Party leader in the House of Commons (1921–1922), Foreign Secretary (1924-1929), and First Lord of the Admiralty in 1931. Chamberlain shared the 1925 Nobel Prize for Peace with the US Vice President Charles G. Dawes, the Frenchman Aristide Briand, and the German Gustav Stresemann for work aimed at ensuring peace between the arch-rivals Germany and France. He was one of the few MPs supporting Winston Churchill's appeals for rearmament against the German threat in the 1930s and remained an active backbench MP until he died in 1937.

In 1906, he married Ivy Muriel Dundas (1878–1941). He died on March 16, 1937, in London, England.

Montague Chamberlain was born on April 5, 1844, in St. John, New Brunswick.

He was a Canadian-American businessman, naturalist, and ethnographer. He spent the first few decades of his life as a bookkeeper and later manager of a grocery company in St. John. In his mid-twenties, he also became a dedicated amateur ornithologist. He was a Vice-President of the New Brunswick Natural History Society. In 1883, he co-founded the American Ornithologists' Union. In 1888, Chamberlain became a resident member and editor for the Nuttall Ornithological Club in Cambridge, Massachusetts, and a founding member of the American Ornithologists' Union. After quitting the grocery business, he became the assistant secretary of the Harvard Corporation in 1889 and the secretary of the Lawrence Scientific School in 1893. He was a frequent contributor to The Bulletin of the Nuttall Ornithological Club, The Auk (of which he was also a founding associate editor), and Bulletin of the Natural History Society of New Brunswick. He also authored several books, e.g., "A Catalogue of Canadian Birds" (1887), "Birds of Greenland" (1889), and "The Penobscot Indians" (1899).

In 1907, he married Anna Sartoris Prout (1868–1913). He died on February 10, 1924, in Boston, Massachusetts.