Lepton (disambiguation)

The term lepton from the Greek λεπτός (meaning "small") may refer to:

• Lepton, one of the two classes of fermionic (matter) particles
• Greek lepton, a small denomination of currency in Greece
• Lepton, West Yorkshire, England
• Lepton (album), a composition by Charles Wuorinen
• Lepton image compression format, a computer file signature