Source-backedFixed Annual
International Music Day
International Music Council (IMC)
Topic hub
Arts, Entertainment & Lifestyle observances
Observances connected with arts, media, literature, entertainment, hobbies and everyday cultural interests.
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517 records
Authority records
Source-backedFixed Annual
International Occult Day
National Today places International Occult Day on November 18 annually, and Calendarr independently lists it on November 18 in 2027.
Source-backedFixed Annual
International Pageant Day
Pageant Planet’s archived podcast published for International Pageant Day identifies April 8, and observance references consistently describe the pageant-community day as an annual April 8…
Source-backedFixed Annual
International Podcast Day™
The official International Podcast Day site identifies 30 September as International Podcast Day and explains that the event was rebranded from National Podcast Day in 2015.
Source-backedFixed Annual
International Read to Me! Day
The campaign’s official site identifies International Read to Me! Day as 19 March and describes the date as a focal day within a broader ongoing reading effort.
Source-backedEdition Specific
International Reggae Day
International Reggae Day’s official site calls participants to activate on “JulyOne” in 2026 and says the observance has celebrated reggae culture, legacy and sound for 32 years.
Source-backedEdition Specific
International Sauvignon Blanc Day
New Zealand Winegrowers’ current 2026 material identifies 1 May 2026 as International Sauvignon Blanc Day.
Source-backedFixed Annual
International Scrapbooking Industry Day
The U.S. Department of Agriculture National Agricultural Library’s 2015 calendar exhibit lists International Scrapbooking Industry Day on 4 March, and a current calendar reference independe…
Source-backedRule Based Annual
International Sculpture Day
International Sculpture Center
Source-backedRule Based Annual
International Skinny Dip Day
The American Association for Nude Recreation states that International Skinny Dip Day is held on the second Saturday of July and identifies 11 July as the 2026 date.
Source-backedEdition Specific
International Snowdon Race
International Snowdon Race
Source-backedRule Based Annual
International Sports Car Racing Day
National Today and Checkiday independently define International Sports Car Racing Day as the third Saturday in March.
Source-backedFixed Annual
International Strange Music Day
Creator Patrick Grant’s own site identifies International Strange Music Day as August 24 and continues to publish annual observance entries, including the 28th annual event in 2026.
Source-backedFixed Annual
International Sudoku Day
Logic Masters India records the World Puzzle Federation’s announcement of 9/9 as International Sudoku Day; an institute under Turkmenistan’s Ministry of Foreign Affairs independently record…
Source-backedRule Based Annual
International Surfing Day
Surfrider Foundation
Source-backedFixed Annual
International Talk Like a Pirate Day
TIME documents International Talk Like a Pirate Day as an annual 19 September observance created by John Baur and Mark Summers in 1995.
Source-backedRule Based Annual
International Talk Like William Shatner Day
Maurice LaMarche’s first-party 2009 declaration created International Talk Like William Shatner Day for March 22 and specified a following-Monday rule when March 22 falls on a weekend; his…
Source-backedRule Based Annual
International Top Spinning Day
The Spinning Top & Yo-Yo Museum identifies International Top Spinning Day on the second Wednesday in October and lists the 2026 date.
Source-backedRule Based Annual
International Town Criers Day
The Ontario Guild of Town Criers says International Town Criers Day began in 1997 and is celebrated on the second Monday of July, with continuance reviewed annually by its board.
Source-backedFixed Annual
International Vlogging Day
Contemporary creator-industry coverage records Summer in the City founders Tom Burns and David Bullas announcing the first International Vlogging Day for 10 August 2018 and presenting it as…
Source-backedRule Based Annual
International Winter Bike to Work Day
The organizer states that International Winter Bike to Work Day occurs on the second Friday in February every year and identifies Friday, 13 February for 2026.
Source-backedEdition Specific
Iris Prize LGBTQ+ Film Festival
The Iris Prize official site identifies the Iris Prize LGBTQ+ Film Festival as running 12–18 October 2026 and describes 2026 as its 20th edition.
Source-backedEdition Specific
IRONMAN Wales
IRONMAN
Source-backedRule Based Annual
June Public Holiday (Ireland)
Workplace Relations Commission / Irish Statute Book
Source-backedEdition Specific
JUVÉDERM® Day
Allergan Aesthetics, an AbbVie company, announced the fourth annual JUVÉDERM® Day in the United States for August 19, 2026.
Source-backedEdition Specific
Kentucky Derby
The Kentucky Derby’s official schedule identifies the 2026 Derby on 2 May at Churchill Downs.
Source-backedRule Based Annual
Kids Music Day
Keep Music Alive states that Kids Music Day is celebrated each year on the first Friday in October and lists the 11th annual event on 2 October 2026.
Source-backedRule Based Annual
La Tomatina
Ajuntament de Buñol / municipal tourism authority
Source-backedVariable Custom
Lantern Festival (元宵节 / Yuanxiao Festival)
Beijing government material describes the Lantern Festival as the 15th day of the first lunar month and lists official Beijing Lantern Festival programming on 3 March 2026.
Source-backedEdition Specific
Launceston Cup regional holiday
WorkSafe Tasmania lists Launceston Cup as a regional holiday and provides exact geographic/service scope
Source-backedFixed Annual
Library Lovers’ Day
ALIA’s current resource hub says Library Lovers’ Day is celebrated on 14 February each year.
Source-backedRule Based Annual
Library Shelfie Day
The New York Public Library says Library Shelfie Day occurs every year on the fourth Wednesday of January and that the tradition started in 2014.
Source-backedEdition Specific
Love Your Bookshop Day
The Australian Booksellers Association’s 2026 campaign pages set Love Your Bookshop Day for Saturday 10 October 2026.
Source-backedFixed Annual
Lui-Ngai-Ni
The Government of Manipur Department of Tribal Affairs and Hills says Lui-Ngai-Ni is observed on 15 February every year and describes it as a collective Naga seed-sowing festival.
Source-backedEdition Specific
Machynlleth Comedy Festival
The festival’s official 2026 programme release says the 15th Machynlleth Comedy Festival takes place from 1–3 May 2026.
Source-backedFixed Annual
Macintosh launch anniversary
The Computer History Museum records that Apple released the Macintosh on 24 January 1984.
Source-backedEdition Specific
Macy’s Thanksgiving Day Parade
Macy’s, Inc.
Source-backedEdition Specific
Major League Baseball Opening Day
MLB’s master schedule distinguishes a special Opening Night on March 25 from traditional Opening Day on March 26, 2026.
Source-backedFixed Annual
MAR10 Day / Mario Day
Nintendo’s official material marks 10 March as Mario Day, using the MAR10 visual wordplay
Source-backedFixed Annual
Math 2.0 Day
Timeanddate lists Math 2.0 Day annually on July 8, and the U.S. Air Force independently published an official graphic titled “July 8 – Math 2.0 Day.”
Source-backedFixed Annual
Math Storytelling Day
Natural Math’s first-party toolkit says Math Storytelling Day is celebrated on September 25 and explains how Maria Droujkova and Sue VanHattum developed the observance.
Source-backedEdition Specific
Melbourne Cup Day
Business Victoria
Source-backedEdition Specific
Mid-Autumn Festival
The General Office of China’s State Council sets the 2026 Mid-Autumn Festival public-holiday period at 25–27 September.
Source-backedVariable Custom
Mid-Autumn Festival
Shanghai Government's English portal states that the Mid-Autumn Festival falls on the 15th day of the eighth lunar month; the Gregorian date therefore varies by year.
Source-backedEdition Specific
Miller Lite Carb Day
Indianapolis Motor Speedway lists Carb Day as the Friday event featuring final Indianapolis 500 practice and related programming
Source-backedFixed Annual
Mole Day
The National Mole Day Foundation identifies 23 October and the 6:02 timing as a chemistry-education observance tied to Avogadro’s number
Source-backedEdition Specific
Mummers Parade
City of Philadelphia event guidance confirms the 2026 Mummers Parade on New Year’s Day
Source-backedRule Based Annual
Museum Selfie Day
Museum and government cultural sources identify Museum Selfie Day as a Mar Dixon-created annual campaign on the third Wednesday of January.
Source-backedEdition Specific
Music Festival Stars of the White Nights
The Mariinsky Theatre publishes the XXXIV Music Festival Stars of the White Nights from 29 May through 24 July 2026 and describes the festival as an annual major program.
Source-backedVariable Custom
NASCAR Day
Official NASCAR coverage documents NASCAR Day as a Foundation charitable initiative, including the 10th annual NASCAR Day on 17 May 2013; later Foundation activity evolved into the NASCAR D…
Source-backedFixed Annual
National American Teddy Bear Day
National Today gives National American Teddy Bear Day an every-November-14 recurrence, and EventGuide independently lists it every November 14.
Source-backedFixed Annual
National Anime Day
National Today and Days Of The Year independently place National Anime Day on April 15 each year.
Source-backedFixed Annual
National Archives Day (Philippines)
The National Archives of the Philippines states that Proclamation No. 660, s. 1995 declared October 21 of every year National Archives Day.
Source-backedFixed Annual
National Aries Day
EventGuide and Holidays & Observances independently place National Aries Day on March 21.
Source-backedFixed Annual
National Barbershop Quartet Day
The Barbershop Harmony Society says National Barbershop Quartet Day commemorates the birth of the organized barbershop movement on 11 April 1938.
Source-backedFixed Annual
National Barcode Day
Barcoding, Inc. says it created National Barcode Day with Datalogic and ScanSource for June 26, commemorating the first retail UPC scan on June 26, 1974.
Source-backedFixed Annual
National Basketball Day
National Today and Days Of The Year independently place National Basketball Day on November 6 each year.
Source-backedFixed Annual
National Bath Bomb Day
National Day Archives records May 25 of each calendar year and identifies Desert Bath Company as the 2021 creator; current calendar coverage preserves the same date.
Source-backedFixed Annual
National Black Poetry Day
A New York State Senate resolution states that National Black Poetry Day was established in 1985 and is celebrated annually on October 17, the birthday of Jupiter Hammon.
Source-backedEdition Specific
National Book Lovers Day
Edinburgh Napier University Library published a Book Lovers Day item on August 9, 2026 and notes the observance while acknowledging that its origin is unofficial/uncertain. The current edit…
Source-backedEdition Specific
National Bowling Day
Go Bowling maintains an official National Bowling Day campaign page and says its annual national promotion has been featured since 2018; the visible campaign page documents the 2025 edition…
Source-backedFixed Annual
National Canoe Day
The Canadian Canoe Museum identifies 26 June as National Canoe Day and maintains a current 2026 event page.
Source-backedRule Based Annual
National Cartonnage Day
National Day Archives records Colorway Arts as the creator and states the observance occurs on the third Saturday of September; Colorway Arts documents the original September 18, 2021 event.
Source-backedEdition Specific
National Cherry Blossom Festival
The National Cherry Blossom Festival’s official 2026 material gives the festival window as 20 March through 12 April 2026 in Washington, DC.
Source-backedRule Based Annual
National Chess Day
US Chess identifies National Chess Day on the second Saturday in October and publishes 10 October for the 2026 observance
Source-backedFixed Annual
National Children's Craft Day
National Day Calendar and National Today independently place National Children's Craft Day on March 14 each year.
Source-backedFixed Annual
National Color Day
Crayola first-party materials identify October 22 as National Color Day.
Source-backedFixed Annual
National Coloring Book Day
Dover Publications states that it launched National Coloring Book Day and identifies August 2 as the celebration date, including its tenth-anniversary material in 2025.
Source-backedFixed Annual
National Comic Book Day
Penguin Random House Higher Education published consecutive annual observance features identifying September 25 as National Comic Book Day.
Source-backedVariable Custom
National Concert Day
Live Nation created the first National Concert Day for 5 May 2015, then staged subsequent editions on 3 May 2016 and 1 May 2017. The documented dates vary, so a fixed May 5 recurrence would…
Source-backedHistorical Legacy
National Corvette Day
The engrossed text of H.Res. 970 supports designation of June 30 as National Corvette Day in the 110th Congress; that legislative record is historical evidence, not a statutory federal holi…
Source-backedFixed Annual
National Craft Distillery Day
National Day Calendar identifies Nicholas Strauser, Connie Strauser and Brandy Strauser-Sobanski of N Scott Distillery as the 2019 founders and records May 22 as the annual observance date.