Judges is so called because it tells of the times of various rulers, or judges, of Israel from the possession of Canaan until the time of Samuel. Also found in Judges is the recounting of the adventures of Samson.

Judges 12

12:3 And when I saw that ye delivered me not, I put my life in my hands, and passed over against the children of Ammon, and the LORD delivered them into my hand: wherefore then are ye come up unto me this day, to fight against me?