Henry Eduard Legler (June 22, 1861 – September 13, 1917) was an Italian American journalist, politician, and librarian.

Born in Palermo, Sicily, Italy, His birth name was given as Enrico, Legler emigrated with his parents to the United States in 1869 and then settled in Milwaukee, Wisconsin in 1872.

Then, from 1909 until his death in 1917, Legler served as librarian of the Chicago Public Library.

Legler also served as curator of the Wisconsin Historical Society and had written several books and articles about history.

This article about a Republican Party member of the Wisconsin State Assembly born in the 1860s is a stub.