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Sonia Sotomayor

Sonia Sotomayor is an associate justice of the Supreme Court of the United States, serving since 2009.

By Ethan Anderson| Reviewed by Olivia Bennett, Standards & Fact-Checking Lead| Updated July 27, 2026|2 min read| Fact-checked

Sonia Sotomayor is an associate justice of the Supreme Court of the United States, serving since 2009. She was the first Hispanic and first Latina justice on the Court, and the third woman to serve there. Before her Supreme Court appointment, she served as a federal district judge and then on the U.S. Court of Appeals for the Second Circuit.

Early life and education

Sotomayor was born in New York City and raised in a housing project in the Bronx. She earned a B.A. from Princeton University and a J.D. from Yale Law School.

After law school, she worked as an assistant district attorney in Manhattan and later as a lawyer in private practice. She was appointed to the U.S. District Court for the Southern District of New York in 1992.

Federal appellate service

In 1998, Sotomayor was appointed to the U.S. Court of Appeals for the Second Circuit, where she served until 2009. Her experience there made her one of the most seasoned federal judicial nominees of her era.

Supreme Court tenure

President Obama nominated Sotomayor to the Supreme Court in 2009, and she took office on August 8 of that year. Her tenure has included majority opinions and dissents in major constitutional and civil rights cases.

Key facts

  • Sotomayor was born in the Bronx to Puerto Rican parents.
  • She graduated from Princeton University and Yale Law School.
  • She served as a prosecutor, private practice lawyer, federal district judge, and federal appellate judge before joining the Supreme Court.
  • She was nominated to the Supreme Court by President Barack Obama in 2009 and confirmed by the Senate on a 68–31 vote.
  • She was the first Hispanic and first Latina justice on the Supreme Court, and the third woman overall.
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Canadian context

Sotomayor’s Supreme Court opinions are relevant to Canadian readers as part of U.S. constitutional law, especially on issues such as civil rights, federal power, and the interpretation of major American statutes.

Frequently asked questions

Who is Sonia Sotomayor?
She is an associate justice of the U.S. Supreme Court, serving since 2009.
Why is Sonia Sotomayor historically significant?
She was the first Hispanic and first Latina justice on the Supreme Court, and the third woman to serve on the Court.
Who appointed Sonia Sotomayor to the Supreme Court?
President Barack Obama nominated her in 2009, and she was confirmed by the Senate.
What did Sonia Sotomayor do before the Supreme Court?
She served as an assistant district attorney, a U.S. district judge, and a judge on the Second Circuit Court of Appeals.
Where was Sonia Sotomayor born?
She was born in the Bronx, New York City, on June 25, 1954.

References

  1. Oyezhttps://www.oyez.org/justices/sonia_sotomayor
    Supports: Birthplace, heritage, Supreme Court service, and major case participation.
  2. Encyclopaedia Britannicahttps://www.britannica.com/biography/Sonia-Sotomayor
    Supports: Birth date, Supreme Court tenure, and historical firsts.
  3. Justia U.S. Supreme Court Centerhttps://supreme.justia.com/justices/sonia-sotomayor/
    Supports: Appointment date, confirmation vote, and prior judicial roles.
  4. Supreme Court Historical Societyhttps://supremecourthistory.org/supreme-court-justices/associate-justice-sonia-sotomayor/
    Supports: Education, earlier legal career, and judicial timeline.
  5. National Museum of the American Latinohttps://latino.si.edu/exhibitions/presente/shaping-nation/sonia-sotomayor
    Supports: Her significance as the first Latina justice and background.