January 1 (aka New Year's Day) is the first day of the year in the Gregorian calendar.

It can also refer to:

• January 1 (Eastern Orthodox liturgics) in Eastern Orthodox liturgics.
• January 1 (film), a 1984 Tamil-language film.
• "January 1st" (song), a 2019 song by the Japanese rock band Coldrain.

• "January 1st 2022", a song by Fred Again from Actual Life 3 (January 1 – September 9 2022)
• New Year's Day (disambiguation)

This disambiguation page lists articles associated with the title January 1.
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