Giacomo Colonna

Giacomo Colonna or Jacopo Colonna may refer to:


 * Giacomo Colonna (cardinal) (died 1318), enemy of Pope Boniface VIII
 * Giacomo Sciarra Colonna (died 1329), nephew of the cardinal
 * Giacomo Colonna (bishop) (died 1341), son of Stefano Colonna the Elder and nephew of Sciarra
 * Giacomo Colonna, person who found the Letter of Lentulus in 1421
 * Giacomo Colonna (died 1431), Neapolitan official, chamberlain of Joanna II of Naples
 * Jacopo Colonna (sculptor) (died 1540)