97. Chucky mentions Tiffany having an annoying sister, implying that he killed her as well. 98. It's possible that Chucky killed both the man and woman for their R.V. 99. One may possibly count both Tiffany's deaths as two separate kills. 100. Glen: Possibly strangled to death. 101. Alice's grandmother: Asphyxiated with a bag. It is unknown if she survived though Cult of Chucky implies she didn't. 102+. It is possible Chucky used Alice to kill people before an attempted victim killed her.
Xavier Riddle and the Secret Museum Wiki