John Hamilton (16 December 1827 – 3 April 1888) was one of the founding members of the Senate of Canada.

He was born in Hawkesbury in Upper Canada in 1827, the son of George Hamilton.

John and his brothers continued to expand their father's lumber business from its base on the lower Ottawa River.

A Conservative, he was appointed to the senate on 23 October 1867 by royal proclamation following the Canadian Confederation of 1867.

This article about a Quebec Member of the Canadian Senate is a stub.