Marram IX was a planet, the ninth planet of the Marram star system located within the region of space known as the Triangle. Marram IX was the site of a Human colony.

Klingon forces invaded and occupied the planet in 2281. Starfleet Intelligence launched Project Minuteman in 2283 to assist the human colonists in liberating their world. (FASA RPG module: Star Trek IV Sourcebook Update)