Thailand National Day 2999

Thursday, 5 December 2999

Thailand National Day marks the birthday anniversary of King Bhumibol Adulyadej the Great and is also observed as Father’s Day.

Also known as

  • Birthday Anniversary of His Majesty King Bhumibol Adulyadej the Great
  • Thailand Father’s Day

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Frequently asked questions

When is Thailand National Day 2999?
Thailand National Day 2999 is on Thursday, 5 December 2999.
What day of the week is Thailand National Day 2999?
It falls on Thursday.
How is Thailand National Day calculated?
This event is observed every year on 5 December.