David Tiernan Disney (August 25, 1803 – March 14, 1857) was a U.S. Representative from Ohio for three terms from 1849 to 1855.

David Disney was born in Baltimore, Maryland, but moved to Ohio in 1807 where he spent most of his life.

He served as delegate to the Democratic National Convention in 1848 where Lewis Cass was nominated for President.

He was interred in Spring Grove Cemetery, Cincinnati, Ohio.

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