Gamma Amar IV is an inhabited planet, the fourth planet in orbit of the Gamma Amar star system, located somewhere in the galaxy's Alpha or Beta Quadrants.
Gamma Amar IV was the site of a historical battle between the Federation and the Klingon Empire in the year 2295, in which the Klingons soundly routed the Federation forces. In 2370, Kurn studied a tactical display of the battle. (TNG novel: Balance of Power)