Born in the parish of Sillery, Canada East, the son of William Power and Bridgit Fitzgerald, both Irish, Power was educated at the Commercial Academy of Quebec.

A lumber merchant, he was elected to the House of Commons of Canada for Quebec West in a 1902 by-election, after the death of the sitting MP, Richard Reid Dobell.

His great-grandson Lawrence Cannon is a Conservative MP and cabinet minister.

His son William Gerard Power was a member of the Legislative Council of Quebec; another son, Joseph Ignatius Power was a member of the Legislative Assembly of Quebec, and also played professional hockey; yet another son, James Power, was also a professional hockey player, and a soldier.

This article about a Quebec Member of Parliament from the Liberal Party of Canada is a stub.