OL

OL may refer to:

• Olympic Games, an international sport event
• Office lady, a low-tier female office worker in Japan
• Old Lawrentians, alumni of St. Lawrence College, Ramsgate, England
• Olympique Lyonnais, a prominent French football club
• OpenLuna
• Optics Letters, a journal published by the Optical Society of America
• Orphaned Land, an Israeli progressive metal band
• Offensive Lineman, a player who plays on the offensive line of scrimmage in American football
• a Unified Soil Classification System symbol for organic silt and/or clay
• Ostfriesische Lufttransport (IATA code: OL), a scheduled and charter airline based in Emden in Germany
• Ol Chiki script
• the standard abbreviation for Oulu railway station, Finland
• OL!, a non-political youth organization in Azerbaijan
• -ol, the suffix of chemical compounds that are alcohols
• ol, an HTML element for creating ordered lists
• Old Lace (comics) a telepathically linked dinosaur hero