Metellus refers to a prominent family in ancient Rome, known for producing several notable political and military leaders. The most famous members include Quintus Caecilius Metellus, who served as a consul and general during the late Roman Republic, and Metellus Pius, who was known for his loyalty to the Optimates faction. The Metelli family was influential in Roman politics, often holding high offices and commanding armies. Their legacy includes contributions to Roman law and governance, as well as involvement in significant military campaigns, which helped shape the history of the Roman Republic.