Hilary or Hillary may refer to:
* Hillary Clinton, American politician
* Hillary Coast, Antarctica
* Hilary (name), or Hilarie or Hillary, a given name and surname
* Hilary term, the spring term at the Universities of Oxford and Dublin
* ''Hikari no Densetsu'', a 1985 manga series, known in Italian as ''Hilary''
* Hurricane Hilary, the name of several storms
* Hillary (film), ''Hillary'' (film), a 2020 American documentary film about Hillary Clinton
* HMS Hilary, HMS ''Hilary''
See also
* Hillery (disambiguation)
* Saint Hilary (disambiguation)
* Saint-Hilaire (disambiguation)
* Ilar (disambiguation), Welsh form of the name Hilary
* Eleri (disambiguation), Welsh form of the name Hilarus
* Hillarys, Western Australia
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