Ausburn Birdsall (November 13, 1814 – July 10, 1903) was an American lawyer and politician who served one term as a U.S. Representative from New York from 1847 to 1849.

[1] His second wife was Eliza Reynolds Montgomery and they had a daughter, Grace.

He served as district attorney of Broome County, New York.

[2] He served as supply supervisor of the United States Navy.

[3] This article incorporates public domain material from the Biographical Directory of the United States Congress