Ottavia

{{Infobox name

| name = Ottavia

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| pronunciation = /otˈta.vja/

| gender = Feminine

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| meaning = Eighth

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| language = Italian

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| origin = Latin

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| variant forms = Ottaviana

| related names = Ottavio

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| name day = 20 November (Italy)

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Ottavia (/otˈta.vja/) is a Latin origin feminine given name.{{cite magazine|title=20 nomi femminili vintage (ma ancora bellissimi)|url=https://www.donnamoderna.com/amore-relazioni/nomi-femminili-vintage|access-date=21 August 2022|magazine=Donna Moderna|date=25 May 2022|language=it}} It is the feminine version of Ottavio and has a variant, Ottaviana. The name means "eighth". Its name day is 20 November in Italy which is celebrated in honor of Saint Ottavio the Martyr.

People with the name include:

• Claudia Ottavia, Roman empress and wife of Nero
• Ottavia Penna Buscemi (1907–1986), Italian politician
• Ottavia Cestonaro (born 1995), Italian athlete
• Ottavia Piccolo (born 1949), Italian actress
• Ottavia Vitagliano (1894–1975), Italian writer, editor and publisher