Windsor can be any of the following:

 Windsor (automobile) defunct American automobile maker
 Windsor cap, soft men's cap
 Windsor chair, type of armchair with turned bars forming a back and four turned legs
 Windsor knot, type of knot used to tie a necktie
 Windsor Report, report on challenges to unity in the Anglican Communion issued in 2004

Places

Australia 
 Windsor, New South Wales 
 Windsor, Queensland, a suburb of Brisbane
 Windsor, Victoria, a suburb of Melbourne

Canada 
 Windsor, Newfoundland and Labrador
 Windsor, Nova Scotia
 Windsor, Ontario
 Windsor, Quebec

New Zealand 
 New Windsor, New Zealand, a suburb of Auckland

South Africa 
 Windsor, Gauteng, a suburb of Randburg

United Kingdom 
 Windsor, Berkshire, on the western outskirts of London
 Windsor Castle, located here
 Windsor (UK Parliament constituency), the constituency revolves around this town
 Old Windsor, a village near Windsor
 Windsor, Belfast
 Windsor, Cornwall 
 Windsor, Lincolnshire

United States of America 
 East Windsor, New Jersey
 East Windsor, Connecticut
 New Windsor, Maryland
 New Windsor, New York
 South Windsor, Connecticut
 West Windsor, New Jersey
 Windsor, California
 Windsor, Colorado
 Windsor, Connecticut, the first town of this name in the United States.
 Windsor, Florida
 Windsor, Mercer County, Illinois
 Windsor, Shelby County, Illinois
 Windsor, Maine
 Windsor, Massachusetts
 Windsor, Missouri
 Windsor, New Hampshire
 Windsor, New Jersey
 Windsor (town), New York 
 Windsor (village), New York
 Windsor, North Carolina
 Windsor, Pennsylvania
 Windsor, South Carolina
 Windsor, Vermont
 Windsor, Virginia
 Windsor, Wisconsin
 Windsor County, Vermont
 Windsor Heights, Iowa
 Windsor Heights, West Virginia
 Windsor Locks, Connecticut
 Windsor Township, Pennsylvania

People

Surname 
 House of Windsor, the present British Royal Family
 Albert Windsor, member of the British royal family
 Lady Amelia Windsor, 26th in line of succession to the British throne
 Andrew Windsor, 1st Baron Windsor, English nobleman
 Barbara Windsor, British actress
 Bobby Windsor, former rugby union player
 Claire Windsor, American actress
 Frank Windsor, British television actor
 Lord Frederick Windsor, 32nd in line of succession to the British throne
 Lady Gabriella Windsor, 33st in line of succession to the British throne
 Gerard Windsor, Australian author
 Gloria Windsor, American model
 Jason Windsor, American baseball player
 Keri Windsor, American pornographic actress
 Lady Louise Windsor, 9th in line of succession to the British throne
 Marie Windsor, American actress
 Lady Marina-Charlotte Windsor, 25th in line of succession to the British throne
 Lord Nicholas Windsor, member of the British royal family
 Peter Windsor, Ferrari journalist and reporter
 Richard Windsor, American explorer
 Lady Rose Windsor, 23rd in line of succession to the British throne
 Roger Windsor, former chief executive of the National Union of Mineworkers
 Tony Windsor, politician

Buildings 
 Windsor Castle, one of the homes of the monarch of Britain
 Windsor House, a skyscraper in Northern Ireland
 Windsor Park, a football stadium which is home to Linfield F.C. and the Northern Ireland football team
 Windsor Tower, a skyscraper in Madrid, Spain, which was destroyed in a fire in 2005
 Windsor Station, several places
 Windsor Hotel, several places