Duncan McRae (May 30, 1823 - March 12, 1879) was an Ontario businessman, farmer and political figure.

He represented Victoria North in the Legislative Assembly of Ontario as a Conservative member from 1871 to 1879.

He was born in Ross-shire, Scotland and came to Glengarry County in Upper Canada while still young.

He was involved in the construction of the Toronto and Nipissing Railway as a contractor.

This article about an Ontario Progressive Conservative Party MPP is a stub.