Luis Enrique Tavara, 62, was found bleeding in the 3400 block of Lafayette Street around 5:50 a.m. on Thursday, police said.
Santa Clara firefighters responded to administer CPR, but Tavara was pronounced dead about 15 minutes later.
Police are investigating his death as a homicide.
Anyone with information about the case is asked to call Detective Sgt. Cummins at (408) 615-4800. Those who wish to remain anonymous may call (408) 615-4826.