Origin of Helen
fem. proper name, from French Hélène, from Latin Helena, from Greek Helene, fem. proper name, probably fem. of helenos "the bright one." Among the top 10 popular names for girl babies in the U.S. born between 1890 and 1934.
Helen of Troy
In classical mythology, the most beautiful woman in the world, a daughter of Zeus by Leda. Her abduction by Paris led to the Trojan War (see also Trojan War). Helen's was “the face that launched a thousand ships”: the entire Greek army sailed to Troy to get her back. (See Judgment of Paris.)