The accident on Kings Highway and West 6th Street involved a Flatbush Hatzolah ambulance while they were transporting another patient with a broken leg to the hospital.
The victim on the motorcycle stopped at the red light on Kings Highway, when the light turned green he moved into the intersection and collided with the ambulance.
The 25-year-old motorcyclist, a married father of one girl was transported to L.M.C. Hospital where he was pronounced dead. Chesed Shel Emes and NYPD Highway A.I.S. teams are on the scene.