Most of what we see in hauntings are attributed to houses. It runs the gambit from just a haunting to demon possession. However, objects can also be haunted. Items that can be haunted can be furniture, paintings and dolls. More after the jump.
In 1970, a woman shopping in a thrift store bought a Raggedy-Ann style doll for her daughter, who was in college. Her daughter liked it and put it in her apartment, but soon she and her roommate both noticed odd things happening involving the doll. It would move by itself, often being found in another room even though no one had touched it. They found small scraps of parchment paper, which they didn't even own, with childish handwriting scrawled on them. They even found the doll standing impossibly on its rag doll legs one day. Read more here