 Glenunga International High School has an extensive student leadership model, which gives any student the opportunity to make change within the school community.This includes the Learner, International Mindedness, and Wellbeing Councils, student driven bodies who co-ordinate events and a number of other responsibilities.Glenunga continues to foster some of the academically highest-achieving students in the state, including but not limited to Shabab Rahman, who completed Year 12 Mathematical Studies as a commencing student in 2012, and Dangyi (Donna) Peng, who achieved a perfect score in the IB at the age of 16 in 2017.