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Study TipsSeptember 28, 2026· 6 min read

Supreme Court Justices: Canada Citizenship Test Answer

By Vedant · Founder & Editor, BecomeACitizen.caLast reviewed September 28, 2026

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Quick Answer

There are nine justices on the Supreme Court of Canada. This is the final court of appeal for all civil and criminal matters in Canada, except for criminal matters related to the Constitution.

How many justices sit on the supreme court of canada canada citizenship test?

When you sit for your Canadian citizenship test, one of the factual questions you may encounter asks about the composition of the highest court in the land. The correct answer is nine. The Supreme Court of Canada is an independent, appellate court of record. It is the final court of appeal for all civil matters and, in most cases, for criminal matters as well. It was established in 1875 by the Supreme Court of Canada Act, which was later significantly amended in 2003 to give it its current structure and role.

Understanding this number is not just about memorizing a digit; it is about understanding the balance of power in Canada’s judicial system. The nine justices serve as the ultimate interpreters of the law. This includes the Canadian Charter of Rights and Freedoms and the Constitution of Canada. When you study for your test, you are not just learning trivia; you are learning how the country you are joining functions. The number nine is specific and fixed by law. It is not a variable number that changes based on annual budgets or political appointments in the short term. It is a structural constant of the Canadian legal framework.

You might wonder why this specific detail is included in the Discover Canada study guide, which is the official material for your test. The test is designed to ensure that new citizens have a basic understanding of the rights and responsibilities that come with citizenship. Part of those responsibilities is respecting the rule of law. Knowing who makes the final legal decisions helps you understand how justice is delivered in Canada. It distinguishes Canada from many other countries that have different numbers of supreme court judges, such as the United States, which has nine, or the United Kingdom, which has a different structure entirely. However, for your test, you only need to know the Canadian number: nine.

Why Does This Come Up on the Citizenship Test?

The Canadian citizenship test is based on the official study guide Discover Canada: The Rights and Responsibilities of Citizenship. This guide is divided into chapters that cover the history, government, and values of Canada. The question about the Supreme Court justices falls under the section on the judicial branch of government. The test aims to verify that you understand the separation of powers in Canada.

Canada’s government is divided into three branches, a concept you must also know for your test: the Executive, the Legislative, and the Judicial. The Executive branch is led by the Prime Minister and Cabinet. The Legislative branch is Parliament, which consists of the Senate and the House of Commons. The Judicial branch is made up of the courts, with the Supreme Court at the top. By asking about the number of justices, the test is checking if you can identify the structure of the Judicial branch. It ensures you know that there is a distinct, high-level body responsible for interpreting the law, separate from the politicians who make the law (Legislative) and the officials who enforce it (Executive).

This question often appears in the context of other government-related questions. For example, you might also be asked about the three branches of government, the role of the Governor General, or the number of seats in the House of Commons. These questions are linked. Understanding that there are nine Supreme Court justices helps you build a mental map of the entire government structure. It shows that you have a grasp of the constitutional framework that protects your rights as a new citizen. The test is not just a memory check; it is a demonstration of your commitment to the values of Canada, including the rule of law and the independence of the judiciary.

Moreover, the Supreme Court plays a crucial role in protecting the rights of all Canadians, including Indigenous peoples. The court has made significant rulings on issues such as residential schools, which were part of Canada’s dark history. Approximately 110,000 Canadians sacrificed their lives during the First and Second World Wars, and the values of justice and equality that the Supreme Court upholds are part of the legacy we honor. You are joining a country where the law is supreme, and the Supreme Court is the guardian of that law. Knowing the number of justices is a small but important step in demonstrating that you understand this system.

Memory Trick

Think of the number 9 as the number of "Justices" in the word "Justice" if you count the letters in a specific way? No, that doesn't work. Try this: There are 9 justices, just like there are 9 months in a third of the year (Jan-Mar, Apr-Jun, Jul-Sep). Or, remember the phrase: "Nine judges at the top." Another trick: The Supreme Court has 9 justices, which is the same number of planets in the classical solar system (before Pluto was reclassified). Or, simply remember: 3 branches of government, 105 senators, 343 commoners, and 9 supreme justices. The number 9 is small and round, easy to visualize as a circle of judges.

What Are the Common Wrong Answers?

When you practice for your citizenship test, you will often see multiple-choice options that are close to the correct answer. These are designed to catch you if you are guessing. The most common wrong answers for this question are 7, 10, and 12. Let’s break down why these are wrong and why you should be confident in the answer of nine.

Why 7 is wrong: Some people confuse the Supreme Court with other high courts or older legal structures. In the past, the number of judges on the Supreme Court has varied. It was six when it was first established in 1875, then increased to seven, eight, and finally nine in 1949. If you are studying outdated materials, you might see seven. However, for the current test, the answer is strictly nine. Always rely on the most recent Discover Canada guide.

Why 10 is wrong: Ten is a round number that people often guess. It is also the number of commandments, which might stick in your mind, but it has no relation to the Canadian Supreme Court. The number of justices is determined by statute, not by symbolic or religious numbers. Do not fall for the trap of choosing a round number when the actual number is odd.

Why 12 is wrong: Twelve is the number of months in a year, the number of apostles, and the number of jurors in a typical criminal trial. It is a very common number in Western culture. However, the Supreme Court of Canada does not have twelve justices. Confusing the size of a jury with the size of the supreme bench is a classic mistake. Remember, a jury decides facts in a specific case, while the Supreme Court justices interpret the law for the whole country. They are different roles, and the numbers are different.

Another potential confusion is with the Senate, which has 105 seats, or the House of Commons, which has 343 seats. These numbers are much larger and relate to the Legislative branch. The Supreme Court is part of the Judicial branch, which is smaller in size but higher in authority. If you find yourself thinking of 105 or 343, stop and remember: those are politicians. The Supreme Court judges are not politicians; they are appointed legal experts. The number is nine.

How Should You Study This?

To ensure you get this question right on your citizenship test, you need a study strategy that goes beyond rote memorization. Here is a step-by-step approach to mastering this topic and related government questions.

1. Read the Official Guide: Start by reading Chapter 2 of Discover Canada, which covers the government of Canada. Pay specific attention to the section on the Judicial branch. Read it aloud. Hearing the information helps with retention. Highlight the sentence that states the number of Supreme Court justices.

2. Create Flashcards: Write "Supreme Court of Canada" on one side and "9 Justices" on the other. Make additional cards for the other branches. For example, one card could say "Legislative Branch" and the back could say "Senate (105) + House of Commons (343)". Another card could say "Executive Branch" and the back could say "Prime Minister + Cabinet + Governor General". Flip through these cards daily. Spaced repetition is key to long-term memory.

3. Take Practice Quizzes: Use online practice quizzes to test yourself. When you answer a question about the Supreme Court, pause and visualize the nine justices sitting in a circle. If you get it wrong, review the section in the guide again. Do not just look at the answer; understand why it is correct.

4. Connect the Dots: Link the number of justices to other facts. For example, remember that the Supreme Court is the final court of appeal. Connect this to the idea of justice. Think about the values of Canada: fairness, equality, and the rule of law. The nine justices are the guardians of these values. This emotional and conceptual connection makes the number easier to remember.

5. Study with Others: If possible, study with a friend or a study group. Quiz each other. When you explain the answer to someone else, you reinforce your own understanding. You might say, "There are nine justices on the Supreme Court, which is part of the Judicial branch, one of the three branches of government." This active recall is more effective than passive reading.

6. Review the Context: Understand the role of the Supreme Court. It interprets the Constitution and the Charter. It is independent of the government. This independence is crucial. The justices are appointed by the Governor General on the advice of the Prime Minister, but they serve independently. Knowing this context helps you remember that the number is fixed and statutory.

Finally, do not cram the night before your test. Start studying early. Consistent, short study sessions are more effective than long, stressful marathons. By the time you sit for your test, the answer "nine" should be second nature to you.

Frequently Asked Questions

Is the number of Supreme Court justices always nine?
Yes, since 1949, the Supreme Court of Canada has had nine justices. This number was increased from eight to nine by an amendment to the Supreme Court Act. It has remained nine ever since. For the purposes of your citizenship test, the answer is always nine.

Who appoints the Supreme Court justices?
The Supreme Court justices are appointed by the Governor General of Canada on the advice of the Prime Minister. The process involves consultation with provincial and territorial governments, as well as independent advisory committees. However, the formal appointment is made by the Governor General, who represents the Crown.

What is the difference between the Supreme Court and the Senate?
The Supreme Court is part of the Judicial branch and is responsible for interpreting the law. Its members are judges, not politicians. The Senate is part of the Legislative branch and is responsible for making laws. Its members are senators, who are appointed by the Governor General on the advice of the Prime Minister. The Supreme Court has nine justices, while the Senate has 105 seats.

Do I need to know the names of the current justices?
No, you do not need to know the names of the current justices for your citizenship test. The test focuses on the structure and function of the government, not on the specific individuals currently serving. You only need to know that there are nine justices and what their role is in the Canadian legal system.

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Frequently Asked Questions

Is the number of Supreme Court justices always nine?+

Yes, since 1949, the Supreme Court of Canada has had nine justices. This number was increased from eight to nine by an amendment to the Supreme Court Act. It has remained nine ever since.

Who appoints the Supreme Court justices?+

The Supreme Court justices are appointed by the Governor General of Canada on the advice of the Prime Minister. The process involves consultation with provincial and territorial governments, as well as independent advisory committees.

What is the difference between the Supreme Court and the Senate?+

The Supreme Court is part of the Judicial branch and is responsible for interpreting the law. Its members are judges, not politicians. The Senate is part of the Legislative branch and is responsible for making laws. Its members are senators, who are appointed by the Governor General on the advice of the Prime Minister.

Do I need to know the names of the current justices?+

No, you do not need to know the names of the current justices for your citizenship test. The test focuses on the structure and function of the government, not on the specific individuals currently serving.

About the author

Vedant

Founder & Editor, BecomeACitizen.ca

Vedant built BecomeACitizen.ca after helping family members prep for the Canadian citizenship test. Every post is cross-checked against the official Discover Canada guide and current IRCC policy.

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Sources

This article is for educational purposes. For official requirements, consult IRCC directly.