Gordon Benjamin Isnor (10 May 1885 – 17 March 1973) was a Canadian merchant and parliamentarian.

A Liberal, he was elected four consecutive times to the House of Commons of Canada as the Member of Parliament representing the Nova Scotia electoral district of Halifax.

[1] On 28 July 1955, he was appointed to the Senate of Canada on the recommendation of Louis St-Laurent, and represented the senatorial division of Halifax-Dartmouth until his death.

[1] Outside of his political life, Isnor was a successful Halifax businessman and operated a chain of clothing stores bearing his name in Nova Scotia.

A street in Dartmouth, Nova Scotia was named after him, as well a senior citizens home in Halifax, the Gordon B. Isnor Manor.