Sergius III of Naples

{{Short description|Duke of Naples}}

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Sergius III was a duke of Naples. He was preceded by his father, Marinus II and succeeded by his son, John IV.{{Cite web |date=2025-04-10 |title=Sergius III {{!}} Roman Catholic, papacy, 904-911 {{!}} Britannica |url=https://www.britannica.com/biography/Sergius-III |access-date=2025-05-22 |website=www.britannica.com |language=en}}

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{{s-bef|before=Marinus II}}

{{s-ttl|title=Duke of Naples|years=992 – after 997}}

{{s-aft|after=John IV}}

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