0

0 may refer to:
* 0 (number), the integer between +1 and −1
* 0 (year) or year zero, the year that precedes the year 1 AD in making astronomical calculations
* 0̸ or slashed zero
* 0 ("Star Trek"), a character in the "Star Trek" universe
* Mr. 0 or Sir Crocodile, a character in "One Piece" media
* #0, pseudonym of American musician Sid Wilson, when performing with the band Slipknot

ee also

* Zero (disambiguation)
* O, a letter of the Latin alphabet
* Ø, a letter of several Scandinavian alphabets
* ∅, the empty set
* Φ, the Greek letter phi
* Θ, the Greek letter theta
* ⌀, the diameter symbol

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