Antonia is a historic plantation in Port Allen, Louisiana, U.S.

Zephirin Blanchard married Lebert's daughter Elsie and expanded the plantation.

[2] His son, Arthur Zephirin, subsequently served in the American Civil War of 1861–1865.

[2] The house has been listed on the National Register of Historic Places since August 1, 2008.

This article about a property in Louisiana on the National Register of Historic Places is a stub.