Sovereign-state flags in 1925

Sovereign states

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Abkhazia (until 4 April)
 
Abkhazia (from 4 April)
 
Afghanistan
 
Albania (until 31 January)
 
Albania (from 31 January)
 
Andorra - variant
 
Andorra - variant
 
Argentina
 
Asir
 
Aussa
 
Australia
 
Austria
 
Belgium
 
Bolivia
 
Brazil
 
Bulgaria
 
Byelorussian Soviet Socialist Republic
 
Canada
 
Chile
 
China
 
Colombia
 
Costa Rica
 
Cuba
 
Czechoslovakia
 
Danzig
 
Denmark
 
Dominican Republic
 
Ecuador
 
Egypt
 
El Salvador
 
Estonia
 
Ethiopia
 
Finland
 
France
 
Germany
 
Greece
 
Guatemala
 
Haiti
 
Hejaz
 
Honduras
 
Hungary
 
Iceland
 
Ireland
 
Italy
 
Japan
 
Latvia
 
Liberia
 
Liechtenstein
 
Lithuania
 
Luxembourg
 
Mexico
 
Monaco
 
Muscat and Oman
 
Nejd
 
Nepal
 
Netherlands
 
Newfoundland
 
New Zealand
 
Nicaragua
 
Norway
 
Panama
 
Paraguay
 
Paraguay
 
Persia
 
Peru
 
Poland
 
Portugal
 
Romania
 
Russian Soviet Federative Socialist Republic
 
San Marino
 
Serbs, Croats and Slovenes
 
Siam
 
South Africa
 
Soviet Union
 
Spain
 
Sweden
 
Switzerland
 
Tibet
 
Transcaucasian SFSR (until mid-1925)
 
Transcaucasian SFSR (from mid-1925)
 
Turkey
 
Turkmen Soviet Socialist Republic (from 13 May)
 
Ukrainian Soviet Socialist Republic
 
United Kingdom
 
United States
 
Uruguay
 
Uzbek Soviet Socialist Republic
 
Venezuela
 
Yakutia (from 1925)
 
Yemen

Colonies, concessions, possessions, protectorates, mandates and territories

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Nauru (Australia)
 
New Guinea (Australia)
 
Norfolk Island (Australia)
 
Papua (Australia)
 
Belgian Congo (Belgium)
 
Ruanda-Urundi (Belgium)
 
Tientsin (Belgium)
 
Anglo-Egyptian Sudan (Egypt and United Kingdom)
 
Åland (Finland)
 
Adélie Land (France)
 
Alawite State (France)
 
French Algeria (France)
 
French Cameroon (France)
 
French Chad (France)
 
French Equatorial Africa (France)
 
French Guiana (France)
 
French India (France)
 
French Indochina (France)
 
French Madagascar (France)
 
French Morocco (France)
 
French Polynesia (France)
 
French Somaliland (France)
 
French Togoland (France)
 
French Tunisia (France)
 
French West Africa (France)
 
Gambier Islands (France)
 
Guadeloupe (France)
 
Hankou (France)
 
Martinique (France)
 
New Caledonia (France)
 
New Hebrides (France)
 
Réunion (France)
 
Saint Pierre and Miquelon (France)
 
Shanghai (France)
 
Tientsin (France)
 
Ubangi-Shari (France)
 
Wallis and Futuna (France)
 
Greater Lebanon (France)
 
Jabal Druze State (France)
 
Saar Basin (France)
 
Syria (from 1 January; France)
 
Amoy (Italy)
 
Italian Cyrenaica (Italy)
 
Italian Eritrea (Italy)
 
Italian Somaliland (Italy)
 
Italian Tripolitania (Italy)
 
Shanghai (Italy)
 
Tientsin (Italy)
 
Trans-Juba (Italy)
 
Chongqing (Japan)
 
Hangzhou (Japan)
 
Hankou (Japan)
 
Japanese Korea (Chōsen) (Japan)
 
Karafuto (Japan)
 
Kwantung (Japan)
 
Shashi (Japan)
 
South Seas Mandate (Japan)
 
Suzhou (Japan)
 
Taiwan (Japan)
 
Tientsin (Japan)
 
Curaçao and Dependencies (Netherlands)
 
Dutch East Indies (Netherlands)
 
Surinam (Netherlands)
 
Cook Islands (New Zealand)
 
Niue (New Zealand)
 
Ross Dependency (New Zealand)
 
Western Samoa (New Zealand)
 
Svalbard (from 14 August; Norway)
 
Sverdrup Islands (Norway)
 
Portuguese Cape Verde (Portugal)
 
Portuguese Macau (Portugal)
 
Portuguese East Africa (Portugal)
 
Portuguese Guinea (Portugal)
 
Portuguese India (Portugal)
 
Portuguese Timor (Portugal)
 
Portuguese West Africa (Portugal)
 
Fort of São João Baptista de Ajudá (Portugal)
 
Portuguese São Tomé and Príncipe (Portugal)
 
South West Africa (South Africa)
 
Ceuta (Spain)
 
Elobey, Annobón, and Corisco (Spain)
 
Fernando Poo (Spain)
 
Río Muni (Spain)
 
Spanish North Africa (until 1925; Spain)
 
Spanish Sahara (Spain)
 
Spanish Morocco (Spain)
 
Aden (United Kingdom)
 
Amoy (United Kingdom)
 
Bahamas (United Kingdom)
 
Bahrain (United Kingdom)
 
Baker Island (United Kingdom)
 
Barbados (United Kingdom)
 
Basutoland (United Kingdom)
 
Bechuanaland (United Kingdom)
 
Bermuda (United Kingdom)
 
Bhutan (United Kingdom)
 
British Cameroon (United Kingdom)
 
British Guiana (United Kingdom)
 
British Honduras (United Kingdom)
 
British Leeward Islands (United Kingdom)
 
British Somaliland (United Kingdom)
 
British Togoland (United Kingdom)
 
British Western Pacific Territories (United Kingdom)
 
British Windward Islands (United Kingdom)
 
Brunei (United Kingdom)
 
Ceylon (United Kingdom)
 
Cyprus (United Kingdom)
 
Falkland Islands (until 1925; United Kingdom)
 
Falkland Islands (from 1925; United Kingdom)
 
Federated Malay States (United Kingdom)
 
Gambia (United Kingdom)
 
Gibraltar (United Kingdom)
 
Gold Coast (United Kingdom)
 
Guernsey (United Kingdom)
 
Hankou (United Kingdom)
 
Heard Island and McDonald Islands (United Kingdom)
 
British Hong Kong (United Kingdom)
 
British India (United Kingdom)
 
Iraq (United Kingdom)
 
Isle of Man (United Kingdom)
 
Jamaica (United Kingdom)
 
Kenya (United Kingdom)
 
Jarvis Island (United Kingdom)
 
Jersey (United Kingdom)
 
Jiujiang (United Kingdom)
 
Johor (United Kingdom)
 
Kedah (United Kingdom)
 
Kelantan (United Kingdom)
 
Kuwait (United Kingdom)
 
Maldives (United Kingdom)
 
Malta (United Kingdom)
 
Mauritius (United Kingdom)
 
Nigeria (United Kingdom)
 
North Borneo (United Kingdom)
 
Northern Rhodesia (United Kingdom)
 
Nyasaland (until 1925; United Kingdom)
 
Nyasaland (from 1925; United Kingdom)
 
Palestine (United Kingdom)
 
Perlis (United Kingdom)
 
Qatar (United Kingdom)
 
Saar Basin (United Kingdom)
 
Saint Helena (United Kingdom)
 
Sarawak (United Kingdom)
 
Seychelles (United Kingdom)
 
Sikkim (United Kingdom)
 
Sierra Leone (United Kingdom)
 
South Orkney Islands (United Kingdom)
 
Southern Rhodesia (United Kingdom)
 
South Shetland Islands (United Kingdom)
 
Straits Settlements (until 1925; United Kingdom)
 
Straits Settlements (from 1925; United Kingdom)
 
Suez Canal Zone (United Kingdom)
 
Swaziland (United Kingdom)
 
Tanganyika (United Kingdom)
 
Terengganu (United Kingdom)
 
Tientsin (United Kingdom)
 
Transjordan (United Kingdom)
 
Trinidad and Tobago (United Kingdom)
 
Tristan da Cunha (United Kingdom)
 
Trucial States (United Kingdom)
 
Union Islands (United Kingdom)
 
Uganda (United Kingdom)
 
Victoria Land (United Kingdom)
 
Weihaiwei (United Kingdom)
 
Zanzibar (United Kingdom)
 
Zhenjiang (United Kingdom)
 
Alaska (United States)
 
American Samoa (United States)
 
Corn Islands (United States)
 
Guam (United States)
 
Hawaii (United States)
 
Howland Island (United States)
 
Johnston Atoll (United States)
 
Kingman Reef (United States)
 
Midway Atoll (United States)
 
Navassa Island (United States)
 
Panama Canal Zone (United States)
 
Petrel Islands (United States)
 
Philippine Islands (United States)
 
Puerto Rico (United States)
 
Quita Sueno Bank (United States)
 
Roncador Bank (United States)
 
Serrana Bank (United States)
 
Serranilla Bank (United States)
 
Swan Islands (United States)
 
United States Virgin Islands (United States)

Australian states

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New South Wales
 
Queensland
 
South Australia
 
Tasmania
 
Victoria
 
Western Australia

Canadian states

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Alberta
 
British Columbia
 
Manitoba
 
New Brunswick
 
Northwest Territories
 
Nova Scotia
 
Ontario
 
Prince Edward Island
 
Quebec
 
Saskatchewan
 
Yukon Territory

Sovereign U.S. states

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Alabama
 
Arizona
 
Arkansas
 
California
 
Colorado
 
Connecticut
 
Delaware
 
Florida
 
Georgia
 
Idaho
 
Illinois
 
Indiana
 
Iowa
 
Kansas
 
Kentucky
 
Louisiana
 
Maine
 
Maryland
 
Massachusetts
 
Michigan
 
Minnesota
 
Mississippi
 
Missouri
 
Montana
 
Nebraska
 
Nevada
 
New Hampshire
 
New Jersey
 
New Mexico (until 15 March)
 
New Mexico (from 15 March)
 
New York
 
North Carolina
 
North Dakota
 
Ohio
 
Oklahoma (until 25 July)
 
Oklahoma (from 25 July)
 
Oregon (until 23 August)
 
Oregon (from 23 August)
 
Pennsylvania
 
Rhode Island
 
South Carolina
 
South Dakota
 
Tennessee
 
Texas
 
Utah
 
Vermont
 
Virginia
 
Washington
 
West Virginia
 
Wisconsin
 
Wyoming

Other entities

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Provisional Government of the Republic of Korea
 
Kurdistan (until July)
 
Mongolia
 
Rhineland (until 1925)
 
Rif
 
Tangier (from 1 June)
 
Tanna Tuva

Other culturals

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Buddhism
 
Esperanto
 
Pan-African Flag