Question: when do the 12 days of christmas begin
Answer: Fresco in the Lower Church of the Basilica of San Francesco d'Assisi in Assisi , Italy Observed by Christians Type Christian Observances Varies by denomination , culture , and nation Date 25 December -- 5 January , inclusive Frequency annual Related to Christmas Day , Christmastide , Twelfth Night , Epiphany , and Epiphanytide