Jamie G, also known as Gerd Grabowski, is a German schlager singer from Eschwege, Germany. He is associated with the labels AllDrei and GraSi.

He works within schlager, and is identified as a German Schlager singer. The name Jamie G is also used elsewhere in connection with writing rap and rock songs, as well as conscious and Christian music, including comic hip hop material, but the core artist identity here is that of Gerd Grabowski.