Lewis

• Lewis (given name), including a list of people with the given name
• Lewis (surname), including a list of people with the surname

• Lewis (musician), Canadian singer
• "Lewis (Mistreated)", a song by Radiohead from My Iron Lung

• Lewis (crater), a crater on the far side of the Moon
• Isle of Lewis, the northern part of Lewis and Harris, Western Isles, Scotland

United States

• Lewis, Colorado
• Lewis, Indiana
• Lewis, Iowa
• Lewis, Kansas
• Lewis Wharf, Boston, Massachusetts
• Lewis, Missouri
• Lewis, Essex County, New York
• Lewis, Lewis County, New York
• Lewis, North Carolina
• Lewis, Vermont
• Lewis, Wisconsin

• USS Lewis (1861), a sailing ship
• USS Lewis (DE-535), a destroyer escort in commission from 1944 to 1946

• Lewis structure, a diagram of a molecule that shows the bonding between the atoms
• Lewis acids and bases
• Lewis antigen system, a human blood group system
• Lewis number, a dimensionless number in fluid dynamics and transport phenomena
• Lewis rat, an inbred strain of laboratory rat

• Lewis (TV series), a British television detective series
• Lewis (The Simpsons), a character in The Simpsons

• Lewis (cat), a cat that was placed under house arrest
• Lewis (lifting appliance)
• Lewis (robot), a robotic wedding photographer
• Lewis (satellite), a failed NASA satellite mission
• HP Lewis, a CPU in certain Hewlett-Packard programmable calculators
• Lewis's, a chain of department stores in England and Scotland (1856-1990s), originating in Liverpool
• Lewis & Co, a firm of organ builders in Brixton, London from 1860 to 1919
• Lewis University, a private school in Romeoville, Illinois
• Lewis v. Harris, a New Jersey Supreme Court ruling on same-sex marriage

• Fort Lewis, Washington
• John Lewis & Partners, a department store in Great Britain
• John Lewis Partnership, an employee-owned UK company which operates John Lewis and Waitrose
• Justice Lewis (disambiguation)
• Lewes (disambiguation)
• Lewis and Clark-class dry cargo ship, a class of vessels
• Lewis and Harris, the largest island in Scotland
• Lewis Bridge (disambiguation)
• Lewis chessmen, medieval chess pieces discovered on the Isle of Lewis
• Lewis County (disambiguation)
• Lewis gun, a machine gun
• Lewis Island (disambiguation)
• Lewis River (disambiguation)
• Lewis Township (disambiguation)
• Lewis Township, Pennsylvania (disambiguation)
• Lewisburg (disambiguation)
• Lewisite
• Lewiston (disambiguation)
• Lewistown (disambiguation)
• Lewisville (disambiguation)
• Louis (disambiguation)
• Louise (disambiguation)
• Luas
• Luis (disambiguation)
• SS Lewis Hamilton, former name of the Indus
• USNS Lewis and Clark (T-AKE-1), a United States Navy dry cargo ship
• USS Lewis and Clark (SSBN-644), a United States Navy ballistic missile submarine
• USS Milton Lewis (DE-772), a United States Navy destroyer escort