Antonio II Boncompagni Ludovisi (1735–1805) was VIII Duke of Sora and the Prince of Piombino, Marquis of Populonia, Prince of Venosa and Count of Conza, Lord di Scarlino, Populonia, Vignale, Abbadia del Fango, Suvereto, Buriano, Cerboli e Palmaiolan, and Lord prince of the Tuscan Archipelago including the islands of Elba, Montecristo, Pianosa, Gorgona, Capraia, and Isola del Giglio, from 1733 until he was deposed in 1801.

He married Vittoria Sforza Cesarini and had 3 children.
Baldassarre Boncompagni was his grandson.

References

Preceded byGaetano Boncompagni-Ludovisi Duke of Sora 1777–1801 Succeeded bytitle abolished Preceded byGaetano Boncompagni-Ludovisi Prince of Piombino 1777–1805 Succeeded byElisa Bonaparte(as Princess of Lucca and Piombino)