General:
* Critic: This is a common and versatile term for someone who evaluates and provides an opinion, especially on works of art or literature.
* Evaluator: This emphasizes the process of assessing and judging something.
* Assessor: This implies a more formal or official assessment, often with a specific purpose.
* Reviewer: This specifically refers to someone who writes a review, often for a publication.
* Judge: This is a more formal term, usually used for someone with authority to make legal judgments.
* Arbitrator: This refers to someone who resolves disputes or disagreements.
More specific:
* Appraiser: This is someone who assesses the value of something, often for financial purposes.
* Analyst: This is someone who examines information in detail to understand its significance.
* Commentator: This is someone who provides commentary and analysis, often on current events.
The best word to use will depend on the specific context and the type of judgment being given.