Margaret C. Johnson is a Canadian Progressive Conservative politician who has represented Carleton-Victoria in the Legislative Assembly of New Brunswick since 2020.

Johnson defeated incumbent Liberal MLA Andrew Harvey in 2020.

[1] Johnson had previously lost to Harvey in the 2018 provincial election.

Johnson was a member of the cabinet of Blaine Higgs from 2020 to 2024 as Minister of Agriculture, Aquaculture, and Fisheries .

This article about a member of the Legislative Assembly of New Brunswick is a stub.