" (disambiguation)

is a punctuation mark used in pairs in various writing systems to set off direct speech, a quotation, or a phrase.

" also resembles other characters, and is sometimes substituted for them:
 * Double prime (″), used for:
 * Inch, a unit of length in the United States customary and the obsolete (British) Imperial systems of measurement
 * Arcsecond, a fraction of an arcminute
 * Ditto mark (〃), a typographic symbol indicating that the word(s) or figure(s) above it are to be repeated
 * Gershayim (״), a typographical mark in the Hebrew language
 * Modifier letter double apostrophe (ˮ), a modifier letter used in the Tundra Nenets and Dan languages