Peter Johnston
Peter Johnston may refer to:
Sport
- Peter Johnston, former Australian rules footballer for Melbourne and Geelong
- Peter Johnston, former Australian rules footballer for Fitzroy
- Peter Johnston, former Canterbury, Eastern Suburbs and Newcastle player
- Peter Johnston, former Parramatta, South Sydney and Illawarra player
- Peter Johnston , Australian rugby union player
- Peter Johnston , Australian tennis player
Other
- Peter Johnston , Controller of BBC Northern Ireland
- Peter Johnston, Canadian Green Party political candidate
- Peter Johnston , Wisconsin state assemblyman
- Peter Johnston Jr., Virginia politician