- This year: Friday, 05 Dec 2025
- Next year: Saturday, 05 Dec 2026
- Last year: Thursday, 05 Dec 2024
- Type: Public Holiday
About HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day in Thailand
HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day is a public holiday in Thailand. It is a day off for the general population, and schools and most businesses are closed.
HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day: Past and Future Observances
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| Year | Date | Weekday | Name | Observed In |
|---|---|---|---|---|
| 2019 | Thursday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2020 | Saturday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2021 | Sunday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2022 | Monday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2023 | Tuesday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2024 | Thursday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2025 | Friday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2026 | Saturday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2027 | Sunday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2028 | Tuesday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2029 | Wednesday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2030 | Thursday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2031 | Friday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2032 | Sunday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2033 | Monday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2034 | Tuesday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal | |
| 2035 | Wednesday | HM King Bhumibol Adulyadej the Great's Birthday; National Day; National Father's Day | Federal |
