Eric MacKenzie (born 1938) is an educator and former political figure in New Brunswick, Canada.
He represented Fredericton-Fort Nashwaak in the Legislative Assembly of New Brunswick from 1999 to 2003 as a Progressive Conservative member.
He was born in Moncton, New Brunswick, the son of Daniel MacKenzie.
He was a math teacher in Fredericton, also teaching in Bagotville, Quebec and St. Andrews.
He later served on the executive committee of the National Capital Commission in Ottawa.