Alfalfa was an unincorporated community in Marengo County, Alabama, United States.

[1] It has since been annexed into the adjacent city of Demopolis.

Alfalfa had a post office at one time, but it no longer exists.

[2] The settlement was originally named "Van Dorn" in honor of General Earl Van Dorn, later renamed "Eddins' Station" for State Senator Edward Oswell Eddins, but was eventually renamed "Alfalfa", for the alfalfa hay produced in the area.

This Marengo County, Alabama state location article is a stub.