Oppenheimer are an indie pop electronica band from Belfast, Northern Ireland. The band is made up of musicians Shaun Robinson and Rocky O'Reilly. Robinson and O'Reilly were previously members of the now disbanded Belfast group, Torgas Valley Reds.

Oppenheimer is a large lunar crater that lies on the Far side of the Moon, as seen from the Earth. It lies along the western outer ampart of the immense Apollo walled plain. Nearby features of note include the dark-floored Maksutov crater to the southwest, and Davisson crater to the west-southwest.

United States physicist who directed the project at Los Alamos that developed the first atomic bomb (1904-1967)