Colin Francis McIsaac, (February 14, 1854 March 14, 1927) was a Nova Scotia lawyer and political figure. He represented Antigonish in the House of Commons of Canada from 1895 to 1905 and Antigonish—Guysborough from 1922 to 1925 as a Liberal member.
He was born in South River, Antigonish County, Nova Scotia in 1854, the son of Donald McIsaac and Catherine McGillivray.[1] He was educated at Saint Francis Xavier College[2] and was called to the Nova Scotia bar in 1880. McIsaac served as a governor of Saint Francis Xavier College.[3] He practised law in Antigonish. In 1892, he married Mary Helena Houlett. McIsaac was named King's Counsel in 1905.[1]
He was elected to the Nova Scotia House of Assembly for Antigonish in 1886, was reelected in 1890 and served as a minister without portfolio in the provincial Executive Council.
McIsaac served as a member of the National Transcontinental Railway Commission from 1905 to 1912. He died in Antigonish at the age of 73.[1]
His brother Angus represented Antigonish in the House of Commons.