• China - Children's Day
• Kentucky, USA - Admission Day, 1792
• Kenya - Self-Rule Day
• Laos - Children's Day
• Mexico - Navy Day
• Mozambique - Children's Day
• Palau - President's Day
• Tennessee, USA - Admission Day, 1796
• Tunesia - Victory Day, 1959

• Italy - Republic Founding Day, 1946
• UK - Coronation Day

• Iceland - Sailor's Day (varies: first sunday)
• New Zealand - Queen's Birthday (varies)

• Finland - Flag celebration of the Defence Forces
• Tonga - Emancipation Day, 1970

• Czech Republic - Apostles Day
• Denmark - Constitution Day, 1849
• Malaysia - King's Birthday (varies)
• Seychelles - Revolution Anniversary, 1977
• Turkey - Flag Day, 1936
• United Nations - World Environment Day

• Belgium - King Albert II's Birthday, 1937
• South Korea - Memorial Day
• Sweden - National Day and Flag Day, Svenska Flaggaans Dag
• Turks and Caicos Islands - McCartney Memorial Day

• Bahamas - Labor Day (varies)
• Chad - Liberation Day, 1982
• Denmark - Prince Joachim's Birthday, 1969
• Iceland - Establishment of the Republic, 1944
• Malta - Riot Commemoration Day, 1919
• Norway - Union Dissolvement Day, Unionsopplosningen, 1905

• Norfolk Island - Pitcairners Arrival Day
• UK - Queen's Birthday (varies)

• Australia - Queen's Birthday (varies)
• Jordan - Arab Revolt and Army Day, 1916
• Portugal - Luis de Camoes Day, 1580
• Portugal - Portugese Communities Day, 1974
• UK - Prince Philip's Birthday, 1921

• Belgium - Queen Fabiola's Birthday
• Denmark - Prince Consort Henrik's Birthday, 1934
• Hawaii, USA - King Kamehameha I Day

• Luxembourg - Flag Day, 1845
• New Zealand - Flag Day, 1902
• Paraguay - Peace of Chaco, 1935
• Philippines - Independence Day, 1898
• Russia - Independence Day, 1990

• Palau - Flag Day, 1980

• Estonia - Day of Mourning
• Falkland Islands - Liberation Day, 1982
• Latvia - Memorial Day for the Victims of the communist genocide (black ribbon)
• Solomon Islands - Queen's Birthday (varies)
• USA - Flag Day, 1777

• Arkansas, USA - Admission Day, 1836
• Denmark - Valdemar's Day, Valdemarsdag / Reunification Day, 1219 / 1920

• Hungary - Imre Nagy's Death, 1958
• South Africa - Youth Day

• Germany - Workers Day (originally an anniversary of protest on 17 June 1953 in East Germany, retained in the unified Germany, but now replaced with 3 October: Day of German Unity)
• Iceland - Constitution Day and National Day, 1944
• Latvia - Occupation (black ribbon)
• Massachusetts, USA - Battle of Bunker Hill Day, 1775

• Egypt - Evacuation Day, 1954

• Trinidad and Tobago - Labor Day
• Uruguay - Jose Gervasio Artigas' Birthday, 1764
• USA - Emancipation Day, Juneteenth, 1865 (unofficial)

• Argentina - Flag Day, 1820, commemorating the day General Belgrano died, 1820
• Eritrea - Martyr's Day
• West Virginia, USA - West Virginia Day, 1863

• Finland - Eve of the Day of the Finnish Flag (varies: evening before Day of the Finnish Flag; from 18.00)
• Greenland - Flag Day, 1985
• New Hampshire, USA - Ratification Day, 1788
• Shetland - Flag Day

Errantly reported:

• United Kingdom - in celebration of the birthday of Prince William - although sometimes reported, the Palace will not make this so until Prince William takes up official duties. - Graham Bartram, 21 October 2003

• Finland - Day of the Finnish Flag and Midsummer Day (varies: Saturday 20-26; until 21.00)
• Scandinavia - Midsummer Day (varies: Saturday before the first Sunday on or after midsummer)

• Estonia - Victory Day (Battle of Vonnu), 1919
• Luxembourg - Grand Duke's Birthday, 1921
• Newfoundland, Canada - Discovery Day, 1497

• Canada - Quebec - Fête National (St-Jean Baptiste Day)
• Christian World - St. John's Day
• Peru - Countryman's Day
• Venezuela - Battle of Carabobo, 1821

• Mozambique - Independence Day, 1975
• Slovenia - Independence Day / National Day, 1991
• Virginia, USA - Ratification Day, 1788

• Madagascar - Independence Day, 1960
• Romania - flag day
• Somalia - Independence Day, 1960
• United Nations - UN Treaty Day, 1945

• Djibouti - Independence Day, 1977

• Malta - Saints Peter and Paul Day
• The Netherlands - Prince Bernhard's Birthday
• Seychelles - Independence Day, 1975
• - Solemnity of Ss. Peter & Paul

• Congo (Congo-Kinshasa) - Independence Day, 1960
• Denmark - Princess Alexandra's Birthday, 1964
• Guatemala - Armed Forces Day
• Portugal - Flag Day, 1911
• Sudan - Salvation Revolution Day, 1989
• Tanzania - Flag Day, 1964