What is the meaning of Relator?

One who relates, or tells; a relater or narrator.

One who relates, associates, or links things together.

A private person at whose relation, or in whose behalf, the attorney-general allows an information in the nature of a quo warranto to be filed.

An expression of the identity element of a group as a product of generators, used in a presentation (type of specification) of the group.

narrating

narrator, storyteller

court reporter

rapporteur

relator

storyteller

Source: wiktionary.org