It's Christmas Day
{{Infobox single | Name = It's Christmas Day | Cover = RoyKim-It'sChristmasDay.jpg | Artist = Roy Kim | Album = | Recorded = 2014 | Released = 19 Desember 2014 | Format = Unduhan digital | Genre = {{hlist|Akustik|[[Musik natal|Natal]|folk}} | Length = 3:20 | Label = CJ E&M Music | Writer = Kim Sang-woo
| Producer =
- Ahn Seok-jun (eksekutif)
- Jung Ji-chan
| Chronology = Singel Roy Kim
| Last single = "Pinocchio"
(2014)
| This single = "It's Christmas Day"
(2014)
| Next single = "The Way to Meet You"
(2015)
| Misc =
}}
"It's Christmas Day" adalah lagu natal dari penyanyi-penulis lagu asal Korea Selatan Roy Kim. Singel ini dirilis sebagai singel digital pada tanggal 19 Desember 2014, dan didistribusikan melalui CJ E&M Music.