adjudicator - a person who studies and settles conflicts and disputes

chief justice - the judge who presides over a supreme court

Daniel - a wise and upright judge; "a Daniel come to judgment" -- Shakespeare

doge - formerly the chief magistrate in the republics of Venice and Genoa

justice of the peace - a local magistrate with limited powers

justiciar, justiciary - formerly a high judicial officer

functionary, official - a worker who holds or is invested with an office

ordinary - a judge of a probate court

praetor, pretor - an annually elected magistrate of the ancient Roman Republic

qadi - an Islamic judge

recorder - a barrister or solicitor who serves as part-time judge in towns or boroughs

stipendiary, stipendiary magistrate - paid magistrate (appointed by the Home Secretary) dealing with police cases

trial judge - a judge in a trial court

trier - one (as a judge) who examines and settles a case

Samson - (Old Testament) a judge of Israel who performed herculean feats of strength against the Philistines until he was betrayed to them by his mistress Delilah