What is the name for one who practices self mutilation?

The term "self-mutilator" is generally considered stigmatizing and outdated. The preferred term is "person who self-harms" or "person who engages in self-harm." Self-harm refers to a range of behaviors that involve deliberately harming one's own body, such as cutting, burning, or hitting oneself. It is important to use language that is respectful and non-judgmental when discussing this topic.