Birthday of King Rama IX (Father's Day) in Thailand
Celebrated on 5 DecemberBirthday of King Rama IX (Father's Day) in Thailand
Other holidays on 5 December
- Russian Military Glory Day - Day of the start of the counter-offensive of Soviet troops in the Battle of Moscow
- International Volunteer Day
- World Soil Day
- International Ninja Day
- The most unbearable day of the year
- Day of the Singing Stars
- World Trick Shot Day
- Day of Statistics Workers of Ukraine
- According to the folk calendar - Prokopyev Day
- Memorial Day of Righteous Michael the Warrior
- Memorial Day of the Righteous Prince Mikhail Tverskoy
- Memorial Day of the Martyr Procopius the Reader
- Memorial Day of the Holy Apostles from the 70th Philemon, Archippus and Apphia