National Siamese Cat Day is observed worldwide every April 6 to celebrate the Siamese cat breed, known for its distinctive appearance and affectionate nature. The holiday was created in 2014 by Jace Shoemaker-Galloway, a freelance author and cat lover, to honor these intelligent creatures and highlight the plight of neglected cats in shelters. The Siamese cat, one of the first recognized Asian breeds, has its origins traced back to the Wichienmaat and was first described in the Treatise on Cats during the Ayutthaya Kingdom. The breed gained popularity in the United States when the first documented Siamese cat was sent to President Rutherford B. Hayes in 1878. To celebrate, individuals are encouraged to adopt Siamese cats from shelters, learn about the breed, and share their experiences on social media using hashtags like #NationalSiameseCatDay. Other customs include donating to local cat rescues or spending quality time with Siamese pets.