Editing December (section)

=== Movable ===
* See also [[Movable Western Christian observances]]
* See also [[Movable Eastern Christian observances]]
'''Tuesday immediately following fourth Thursday of November'''
* [[Giving Tuesday]] ([[United States]]) (can fall in December)
'''First Friday'''
* [[Public holidays in Ghana|Farmer's Day]] ([[Ghana]])
* [[Public holidays in the Marshall Islands|Gospel Day]] ([[Marshall Islands]])
'''First Sunday'''
* [[Public holidays in Turkmenistan|Good Neighborliness Day]] ([[Turkmenistan]])
* [[Sindhi Cultural Day]] ([[Sindhi diaspora]])
'''Second Monday'''
* [[Green Monday]]
* [[National Tree Planting Day (Malawi)]]
'''December 15, unless the date falls on a Sunday, then December 16'''
* [[Koninkrijksdag]] ([[Kingdom of the Netherlands]])
'''[[Winter Solstice]]'''
* [[Blue Christmas (holiday)]]
* [[Brumalia]] ([[Ancient Rome]])
* [[Dongzhi Festival]] ([[Asia]])
* [[Global Orgasm]]
* [[Korochun]] ([[Slavic people|Slavic]])
* [[Midsummer]] in the Southern Hemisphere. ([[Contemporary Paganism]])
* [[Sangamitta|Sanghamitta Day]] ([[Theravada|Theravada Buddhism]])
* [[Shalako]] ([[Zuni people|Zuni]])
* [[Yaldā]] ([[Iran]])
* [[Yule]] in the Northern Hemisphere ([[Contemporary Paganism]])
* [[Ziemassvētki]] ([[Latvia]])
'''December 22, unless that date is a Sunday, in which case the 23rd'''
* [[Forefathers' Day]] ([[Plymouth, Massachusetts]])
'''December 26, unless that day is a Sunday, in which case the 27th'''
* [[Boxing Day]] ([[Commonwealth of Nations]])
** [[Day of Good Will]] ([[Public holidays in South Africa|South Africa]] and [[Public holidays in Namibia|Namibia]])
** [[Family Day#Vanuatu|Family Day]] ([[Vanuatu]])
** [[Thanksgiving (Solomon Islands)]]
** Start of [[Boxing Week]]