Theon may refer to:
==People with the name== ===Given name or stage name=== Theon (1st century BC), literary critic and lexicographer Theon (rhetorician) (c. 500), teacher of Damascius Theon, vocalist for Lovex Theon of Alexandria (c. 335 – c. 405), a Greek astronomer and mathematician Theon of Samos, painter Theon of Smyrna (c. 70 – c. 135), philosopher and mathematician
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).