Here are some options depending on the context:
For a person who makes dolls speak in a performance:
* Ventriloquist: This is the most common term and refers to someone who manipulates a puppet (including dolls) to appear to speak, using their voice and manipulating the puppet's mouth.
* Puppeteer: This term is broader and encompasses anyone who controls puppets, including dolls.
* Doll performer: A general term for someone who performs with dolls, which could include making them speak.
* Storyteller: If the doll speaking is part of a larger storytelling performance.
For a person who makes a doll speak in a more fantastical context:
* Enchanter/Enchantress: If the doll speaks through magical means.
* Animist: If the person believes the doll has a spirit or soul that can speak.
* Doll whisperer: A more whimsical term for someone who can communicate with dolls.
It's important to consider the specific situation and the type of doll speaking when choosing a term.