A Judge

1. A public official whose duty it is to administer the law, especially by presidingover trials and rendering judgments; a justice.
2. A person who decides the fate of someone or something that has been called into question.
3. A person officiating at a sports event or similar.
4. A person who evaluates something or forms an opinion.

Synonyms

• (one who judges in an official capacity):magistrate (now usually of low rank); justice(now usually of high rank); justiciar, justiciary (historic, of high rank); Chief Justice, Chief Justiciar, Capital Justiciary, Chief Justiciary, justiciar, justiciary (of the highest rank); justicer (obsolete); sheriff, bailiff, reeve (historic or obsolete)
• (one who judges generally): deemer, deemster