Governor Stirling Senior High School (abbreviated as GSSHS) is a public co-educational partially selective high day school, located in Woodbridge, a north-eastern suburb of Perth, Western Australia. The school provides both a vocational and tertiary entrance education for students from Year 7 to Year 12. Opened in 1959, the school replaced the former Midland Junction High School (MJHS) founded in 1901, at a new site in West Midland.