According to the legal express website, the plaintiff's lawyer is called an entrusted agent. In civil litigation, the lawyers entrusted by the plaintiff and the defendant are called entrusted agents. Entrusted agent, also known as "trustee", refers to the person who exercises the agency right according to the entrustment of the principal. The lawyer entrusted by the defendant in criminal proceedings is called a defender; The lawyer entrusted by the victim is an agent ad litem.
Symmetry between plaintiff and defendant. One of the narrow parties. It refers to bringing a lawsuit to the court in one's own name to safeguard one's legitimate rights and interests, which leads to the occurrence of legal proceedings. In criminal cases of private prosecution, the plaintiff is called a private prosecutor. The plaintiff is one of the direct stakeholders in this case; In civil litigation, the plaintiff is a person who thinks that the defendant has violated his civil rights and interests or has a civil rights dispute with him; In administrative litigation, the plaintiff is a person who thinks that the specific administrative actions of administrative organs and their staff infringe upon their legitimate rights and interests; In criminal private prosecution cases and criminal incidental civil actions, the plaintiff is the person who thinks that the defendant's criminal behavior infringes on his legitimate rights and interests.