International Grammar School, New South Wales, 2023

Street Address:

4-8 Kelly Street,
Ultimo, NSW 2007


02 9219 6700

School Category:




Local Council:

City of Sydney

International Baccalaureate Diploma:

HSC Students
(Final Year)
102 14
Number of HSC
D.A. Awards
81 37
School Rank
(by D.A. Success Rate)
122 39

Who were the school's top HSC students in 2023?

Below are the 2023 top HSC students at International Grammar School in order of their total number of subjects awarded.

A subject can be awarded either through a Distinguished Achiever award or as a Subject Rank award (top place in subject).

Where students have equal numbers of subject awards, those with an All Rounder award are ranked higher. As additional tie-breakers, Subject Rank awards are ranked by their place value and they are also ranked higher than Distinguished Achiever awards. Where all of these measures are equal, entries are listed alphabetically.

Student Name
All Rounder
Subjects Awarded
1 Tonkin, Harriet 5  
2 Gardiner, Lucy Ilma 5  
3 Clarke, Katelyn 4  
4 Butler, Alexandra 3  
5 Laurans-Wall, Maxime 3  
6 Lightfoot, Samuel 3  
7 Merten, Lola 3  
8 Waley, Charlotte 3  
9 Marchi, Chiara 2  
10 Babeck, Oscar 2  

What were the school's top HSC subjects in 2023?

Below are the 2023 top HSC subjects at International Grammar School in order of their Distinguished Achiever award counts.

1 Drama 14
2 Visual Arts 7
3 Aboriginal Studies 6
4 English Extension 1 5
5 English Extension 2 4
6 Mathematics Standard 2 4
7 Italian Continuers 3
8 Legal Studies 3
9 Mathematics Advanced 3
10 Modern History 3

School Statistics Charts

To view the statistics and trends for International Grammar School on the chart below, select one or more items from the dropdown list.

Multiple data items can be selected in any combination. Up to seven years of data is displayed.

Measurements and #rankings are displayed against the left axis. Percentages(%) are displayed against the right axis.

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School Ranking Ladder

Below is the 2023 HSC school ranking ladder.

This ladder shows the position of International Grammar School when all schools are ranked by their 2023 HSC Distinguished Achiever success rate percentage.

The success rate is the proportion of the school's HSC subject completions that resulted in a Distinguished Achiever award. If two schools have equal Distinguished Achiever success rates, the total number of HSC subject completions is used as a tie-breaker, with larger totals being ranked higher.

Ranking positions are assigned to the top 200 schools (at most).

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Have any students at International Grammar School won an Australian Student Prize?

The Australian Student Prize was a national prize awarded each year to the top 500 Australian senior secondary school students (the prize ceased in 2014).

Since the year 2000, a total of 3 students at International Grammar School have won an Australian Student Prize. [See yearly totals]

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