H.M. Queen’s Birthday (in lieu)

The Queen’s Birthday is a national holiday in Thailand held annually on June 3rd since 2019. If June 3rd falls on a weekend, the holiday will be observed on the following Monday. This holiday marks the birthday of the current queen of Thailand, Queen Suthida. The birthday of Queen Dowager Sirikit will also remain a holiday as National Mother’s Day on August 12th.