One who inquires or makes an inquisition, especially a questioner who is excessively rigorous or harsh.
One, especially a detective, who investigates.
One who inquires
Find another word for inquirer. In this page you can discover 13 synonyms, antonyms, idiomatic expressions, and related words for inquirer, like: questioner, researcher, inquisitor, investigator, prober, investigate, quester, ask, enquirer, asker and querier.