Atenulf II (died October 1064) was the duke of Gaeta for a brief two years (1062–1064) under the regency of his mother, Maria.
As senatrix and ducissa of Gaeta, Maria ruled as regent for her and Atenulf's son Atenulf II after her husband's death on 2 February 1062.
Gaeta | John I of Gaeta | Docibilis II of Gaeta | Leo II of Gaeta | Emilia of Gaeta | Maria of Gaeta | John Gaeta | Felix Gaeta | Docibilis I of Gaeta | Atenulf II of Gaeta |