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List of Justices of the Supreme Court of the United States by seat


There have been a total of 11 seats on the Supreme Court of the United States: one Chief Justiceship and ten Associate Justiceships. Two of the Associate Justiceships were abolished, leaving the nine-seat Court of today.

The Associate Justiceships are numbered in order of their creation. The dates given below for the filling of a seat are the dates the justices were sworn in. If seats were established simultaneously, they are ordered according to the seniority directed by statute—i.e., by the dates on their commissions, and given ties, by age. President George Washington commissioned the first five associate justices on the following respective dates:

Justice Iredell replaced Robert H. Harrison, commissioned September 28, 1789, who declined to serve.

The Judicial Circuits Act of July 23, 1866 [14 Stat. 209] provided that each Associate Justiceship would be abolished as it became vacant until only six Associate Justiceships would remain. Since there were nine Associate Justiceships when the Act was passed, three were to be abolished:


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