Teresa Jesus Armstrong (born 1966) is a politician in Ontario, Canada.

[2][3] She was re-elected in the 2014 election defeating Progressive Conservative candidate Chris Robson by 9,707 votes.

She was the party's critic for Citizenship, Immigration and International Trade and for Senior's Issues between 2014 and 2018.

After the 2022 election, interim leader Peter Tabuns named Armstrong the party's critic on affordability and pensions.

[6] As of August 11, 2024, she serves as the Official Opposition critic for Child Care and Pensions.