Peter Johnson is a South African politician who has been a Member of the Western Cape Provincial Parliament for the Democratic Alliance since 2024. Johnson had previously served as a councillor in Stellenbosch Local Municipality from November 2021 until his election as an MPP in May 2024.

Johnson was born in Beaufort West. He matriculated from Central High School and moved to Potchefstroom thereafter to attend North-West University, from which he graduated with a bachelor's degree in Industrial Psychology and Labour. After graduating in 2016, Johnson moved to Stellenbosch to attend Stellenbosch University, where he enrolled for a post-graduate diploma in Marketing Management.^[1]

In 2018, Johnson was employed as a constituency coordinator for the Democratic Alliance.^[1] He was elected as the councillor for ward 17 of the Stellenbosch Local Municipality in the 2021 local government elections.^[1] Shortly afterwards, he was appointed member of the mayoral committee responsible for financial services.^[2] He was moved to the infrastructure portfolio of the mayoral committee in June 2023.^[3]

Johnson was elected to the Western Cape Provincial Parliament in the 2024 provincial election as the DA retained its 24 seats.^[4] He is currently chairperson of the finance committee.^[5]

• Peter Johnson at People's Assembly