May 1, 2031
Andorra- Labour Day
Antigua & Barbuda- Labour Day
Anguilla- Labour Day
Albania- Labour Day
Armenia- Labour Day
Angola- Labour Day
Argentina- Labour Day
Austria- Staatsfeiertag
Aruba- Labour Day
Ã…land Islands- Labour Day
Bosnia and Herzegovina- Labour Day
Barbados- May Day
People's Republic of Bangladesh- May Day
Belgium- Labour Day
Burkina Faso- Labour Day
Bulgaria- Labour Day
Bahrain- Labour Day
Burundi- Labour Day
Benin- Labour Day
St. Barths- Labour Day
Bolivia- Labour Day
Caribbean Netherlands- Labour Day
Brazil- Labour Day
Botswana- Labour Day
Belarus- Labour Day
Belize- Labour Day
Democratic Republic of the Congo- Labour Day
Central African Republic- Labour Day
Republic of the Congo- Labour Day
Switzerland- Labour Day (JU)
- Labour Day (VS)
Republic of Côte d'Ivoire- Labour Day
Chile- Labour Day
Cameroon- Labour Day
China- Labour Day
Colombia- Labour Day
Costa Rica- Labour Day
Cuba- Labour Day
Cape Verde- Labour Day
Curaçao- Labour Day
Cyprus- Labour Day
Czech Republic- Labour Day
Germany- Labour Day
Djibouti- Labour Day
Dominica- Labour Day
Algeria- Labour Day
Ecuador- Labour Day
Estonia- Labour Day
Egypt- Labour Day
Eritrea- Labour Day
Spain- Labour Day
Finland- Labour Day
France- Labour Day
Gabon- Labour Day
Grenada- Labour Day
French Guiana- Labour Day
Ghana- Labour Day
Gibraltar- May Day
The Gambia- Labour Day
Guinea- Labour Day
Guadeloupe- Labour Day
Republic of Equatorial Guinea- Labour Day
Greece- Labour Day
Guatemala- Labour Day
Guinea-Bissau- Labour Day
Guyana- Labour Day
Hong Kong- Labour Day
Honduras- Labour Day
Croatia- Labour Day
Haiti- Labour Day
Hungary- Labour Day
Canary Islands- Labour Day
Indonesia- Labour Day
Iceland- Labour Day
Italia- Labour Day
Kenya- Labour Day
Comoros- Labour Day
St. Lucia- Labour Day
Lichtenstein- Labour Day
Lesotho- Workers' Day
Lithuania- Labour Day
Luxembourg- Labour Day
Latvia- Labour Day
Libya- Labour Day
Kingdom of Morocco- Labour Day
Monaco- Labour Day
Moldova- Labour Day
Montenegro- Labour Day
St. Martin- Labour Day
Madagascar- Labour Day
Macedonia- Labour Day
Republic of Mali- Labour Day
Martinique- Labour Day
Mauritania- Labour Day
Malta- Labour Day
Malawi- Labour Day
Mexico- Labour Day
Malaysia- Labour Day
Mozambique- Workers' Day
Namibia- Workers Day
New Caledonia- Labour Day
Republic of the Niger- Labour Day
Nigeria- Worker's Day
Nicaragua- Labour Day
Norway- Labour Day
Panama- Labour Day
Peru- Labour Day
Philippines- Labour Day
Poland- Labour Day
St. Pierre & Miquelon- Labour Day
Portugal- Labour Day
Paraguay- Labour Day
Réunion- Labour Day
Romania- Labour Day
Serbia- Labour Day
Russia- Spring and Labour Day
Rwanda- Labour Day
Seychelles- Labour Day
Sweden- Labour Day
Singapore- Labour Day
Slovenia- Labour Day
Svalbard & Jan Mayen- Labour Day
Slovakia- Labour Day
San Marino- Labour Day
Senegal- Labour Day
Somalia- Labour Day
Suriname- Labour Day
São Tomé & PrÃncipe- Labour Day
El Salvador- Labour Day
Sint Maarten- Labour Day
Swaziland- Labour Day
Chad- Labour Day
Togolese Republic- Labour Day
Tunisia- Labour Day
Turkey- Labour and Solidarity Day
Tanzania- Labour Day
Ukraine- Labour Day
Uganda- Labour Day
Uruguay- Labour Day
Vatican City- Saint Joseph the Worker
St. Vincent & Grenadines- Labour Day
Venezuela- Labour Day
Vietnam- Labour Day
Vanuatu- Labour Day
Kosovo- Labour Day
Mayotte- Labour Day
South Africa- Workers' Day
Zambia- Labour Day
Zimbabwe- Labour Day
Cambodia- International Labor Day
Jordan- Labor Day
Kazakhstan- Kazakhstan's People Solidarity Holiday
Laos- International Labor Day
Timor Leste- World Labor Day
Iran- Tasoua
May 2, 2031
- Argentina
- Bridge Day
- Bosnia and Herzegovina
- 2nd day of the Labour Day
- Spain
- DÃa de la Comunidad de Madrid
- Montenegro
- Labour Day
- Serbia
- Labour Day
- Slovenia
- Labour Day
- People's Republic of Bangladesh
- Day of Ashura
- Bahrain
- Day of Ashura
- Algeria
- Day of Ashura
- The Gambia
- Day of Ashura
- Iran
- Ashoura
- Senegal
- Day of Ashura
May 5, 2031
Australia- May Day (NT)
- Labour Day (QLD)
Dominican Republic- Labour Day
United Kingdom- Early May bank holiday
Guernsey- Early May bank holiday
- Guyana
- Arrival Day
Ireland- May Day
Isle of Man- Early May bank holiday
Jersey- Early May bank holiday
Japan- Children's Day
St. Kitts & Nevis- Labour Day
South Korea- Children's Day
- Latvia
- Restoration of Independence day (substitute day)
Montserrat- Labour Day
- Namibia
- Public Holiday
- Cambodia
- Visaka Bochea Day
May 6, 2031
- Bulgaria
- St. George's Day
- Japan
- Greenery Day (substitute day)
United States of America- Primary Election Day
May 7, 2031
- Kazakhstan
- Defender of the Fatherland Day
May 8, 2031
- St. Barths
- Victory Day
- Czech Republic
- Liberation Day
- France
- Victory Day
- French Guiana
- Victory Day
- Guadeloupe
- Victory Day
- St. Martin
- Victory Day
- Martinique
- Victory Day
- New Caledonia
- Victory Day
- St. Pierre & Miquelon
- Victory Day
- Réunion
- Victory Day
- Slovakia
- Day of victory over fascism
- United States of America
- Truman Day
- Mayotte
- Victory Day
May 9, 2031
- Armenia
- Victory and Peace Day
Azerbaijan- Day of Victory over Fascism
- Bosnia and Herzegovina
- Victory Day
- Belarus
- Victory Day
Faroe Islands- Great Prayer Day
Georgia- Victory Day
- Guernsey
- Liberation Day
Greenland- Prayer Day
- Jersey
- Liberation Day
- Luxembourg
- Europe Day
- Moldova
- Victory Day
- Russia
- Victory Day
- Ukraine
- Victory Day
- Kosovo
- Europe Day
- Cambodia
- Royal Ploughing Ceremony
- Kazakhstan
- Victory Day
Uzbekistan- Day of Memory and Honor
May 10, 2031
Western Sahara- May 20 Revolution
- United States of America
- Confederate Memorial Day
May 12, 2031
- Georgia
- Saint Andrew the First-Called Day
May 15, 2031
- Paraguay
- Independence Day
May 16, 2031
South Sudan- SPLA Day
May 17, 2031
- Democratic Republic of the Congo
- Liberation Day
- Spain
- DÃa de las Letras Gallegas
- Norway
- Constitution Day
- Svalbard & Jan Mayen
- Constitution Day
May 19, 2031
- People's Republic of Bangladesh
- Buddha's Birthday
Canada- Victoria Day
- National Patriots' Day (QC)
- Cape Verde
- Dia do MunicÃpio da Praia
Cayman Islands- Discovery Day
- Turkey
- Commemoration of Atatürk, Youth and Sports Day
- United States of America
- Malcolm X Day
May 20, 2031
- Cameroon
- National Day
- Timor Leste
- Restoration of Independence Day
May 21, 2031
- Chile
- Navy Day
- Montenegro
- Independence Day
St. Helena- Saint Helena Day
May 22, 2031
- Austria
- Ascension Day
- Aruba
- Ascension Day
- Ã…land Islands
- Ascension Day
- Belgium
- Ascension Day
- Burkina Faso
- Ascension Day
- Burundi
- Ascension Day
- Benin
- Ascension Day
- St. Barths
- Ascension Day
- Caribbean Netherlands
- Ascension Day
- Botswana
- Ascension Day
- Central African Republic
- Ascension Day
- Republic of the Congo
- Ascension Day
- Switzerland
- Ascension Day
- Republic of Côte d'Ivoire
- Ascension Day
- Cameroon
- Ascension Day
- Curaçao
- Ascension Day
- Germany
- Ascension Day
Denmark- Ascension Day
- Finland
- Ascension Day
- Faroe Islands
- Ascension Day
- France
- Ascension Day
- Abolition of Slavery (MQ)
- French Guiana
- Ascension Day
- Greenland
- Ascension Day
- Guadeloupe
- Ascension Day
- Haiti
- Ascension Day
- Indonesia
- Ascension Day
- Iceland
- Ascension Day
- Lichtenstein
- Ascension Day
- Lesotho
- Ascension Day
- Luxembourg
- Ascension Day
- Monaco
- Ascension Day
- Montenegro
- Independence Day
- St. Martin
- Ascension Day
- Madagascar
- Ascension Day
- Martinique
- Abolition of Slavery
- Ascension Day
- Malaysia
- Hari Hol of Pahang
- Namibia
- Ascension Day
- New Caledonia
- Ascension Day
Netherlands- Ascension Day
- Norway
- Ascension Day
- St. Pierre & Miquelon
- Ascension Day
- Réunion
- Ascension Day
- Sweden
- Ascension Day
- St. Helena
- Ascension Day
- Svalbard & Jan Mayen
- Ascension Day
- Senegal
- Ascension Day
- Sint Maarten
- Ascension Day
- Swaziland
- Ascension Day
- Togolese Republic
- Ascension Day
- Vanuatu
- Ascension Day
- Mayotte
- Ascension Day
May 23, 2031
Jamaica- Labour Day
- Lichtenstein
- Feiertagsbrücke
May 25, 2031
- Argentina
- Day of the First National Government
- Bolivia
- Chuquisaca Day
- The Gambia
- Africa Day
- Guinea
- Africa Day
- Lesotho
- Africa Day/ Heroes' Day
- Madagascar
- Africa Day
- Republic of Mali
- Jour de l'Afrique
- Mauritania
- Africa Day
- Namibia
- Africa Day
- Zambia
- African Freedom Day
- Zimbabwe
- Africa Day
- Jordan
- Independence Day
May 26, 2031
American Samoa- Memorial Day
- Bolivia
- Chuquisaca Day (substitutes)
- Belize
- Commonwealth Day, Sovereign's Day
- Colombia
- Ascension Day
- United Kingdom
- Spring bank holiday
- Georgia
- Independence Day
- Guernsey
- Spring bank holiday
- Gibraltar
- Spring bank holiday
Guam- Memorial Day
- Guyana
- Independence Day
- Isle of Man
- Spring bank holiday
- Jersey
- Spring bank holiday
- Namibia
- Public Holiday
Puerto Rico- Memorial Day
Turks & Caicos Islands- National Heroes' Day
- United States of America
- Memorial Day
U.S. Virgin Islands- Memorial Day
- Zambia
- African Freedom Day (substitute day)
May 27, 2031
- France
- Abolition of Slavery (GP)
- abolition of slavery (MF)
- Guadeloupe
- Abolition of Slavery
- St. Martin
- abolition of slavery
- Nigeria
- Children's Day
- Malaysia
- Hari Hol of Sultan Iskandar of Johor
May 28, 2031
- Armenia
- Republic Day
- Azerbaijan
- Republic Day
Ethiopia- Derg Downfall Day
- Hong Kong
- Birthday of the Buddha
- South Korea
- Buddha's Birthday
- Venezuela
- Natalicio de Jacinto Lara
Israel- Shavuot (Feast of Weeks)
May 30, 2031
- Anguilla
- Anguilla Day
Bermuda- Bermuda Day
- Spain
- Canary Islands Day
- Croatia
- National Day
- Canary Islands
- Canary Islands Day
- Malaysia
- Tadau Kaamatan
Trinidad & Tobago- Indian Arrival Day
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