Guillemet

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Guillemets
U+00AB « LEFT-POINTING DOUBLE ANGLE QUOTATION MARK («)
U+00BB » RIGHT-POINTING DOUBLE ANGLE QUOTATION MARK (»)

Guillemets (/ˈɡɪləmɛt/, also UK: /ˈɡm/, US: /ˌɡ(j)əˈm, ˌɡɪləˈmɛt/, French: [ɡij(ə)mɛ]) are a pair of punctuation marks in the form of sideways double chevrons, « and », sometimes used as quotation marks or ditto marks. When used as quotation marks, single guillemets, and , are used for nested quotations. Guillemets are not conventionally used in English.