Alexander John Resa (August 4, 1887 – July 4, 1964) was a U.S. Representative from Illinois.

He was graduated from the John Marshall Law School, Chicago, Illinois, in 1911.

He was admitted to the bar the same year and commenced practice in Chicago, Illinois.

He served as member of the faculty of the John Marshall Law School 1918-1942.

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