Definitions of Demetrius:
- noun: son of Antigonus Cyclops and king of Macedonia; he and his father were defeated at the battle of Ipsus (337-283 BC)
- name: A male given name (rare: 1 in 5882 males; popularity rank in the U.S.: #527)
- name: A female given name (rare: 1 in 100000 females; popularity rank in the U.S.: #3135)