Kathryn Sellers (December 25, 1870 – February 23, 1939) was the first woman to be appointed a federal judge in the United States.

She was nominated to the head of the Juvenile Court of the District of Columbia by President Woodrow Wilson in 1918.

[2] She worked as a bibliographer and librarian, and was employed by the weather bureau in Washington, D.C., and by the U.S. Department of State from 1900 to 1911.

[3] During this time Sellers became a member of the Women's Bar Association of the District of Columbia.

She was confirmed later that year, making her the first woman appointed to the federal bench.