Memorial Day of the Martyr Philumen of Ancyra
Celebrated on 12 DecemberMemorial Day of the Martyr Philumen of Ancyra
Other holidays on 12 December
- Constitution Day of the Russian Federation
- International Day of Heavy Metal
- International Universal Health Coverage Day
- Neutrality Day of Turkmenistan
- International Day of Neutrality
- According to the folk calendar - Paramon Winter Guide
- All-Russian Day of Reception of Citizens
- Feast of the Nineteenth Day of the Month of Masail among the Bahá'ís
- Day of customs officers of the Republic of Kazakhstan
- Day of the Virgin of Guadalupe in Mexico (Dia de la Virgen de Guadalupe)
- National Literature Day of Kyrgyzstan
- Swiss Flag Day
- Kenya Independence Day(Jamhuri Day)
- Memorial Day of the Hieromartyr Saturninus of Toulouse
- Memorial Day of the Hieromartyr Paramon of Thebins