Radamès
* Tenor
* Ethiopian/Egyptian warrior, in love with Aida
Amneris
* Mezzo-soprano
* Egyptian princess, in love with Radamès
Amonasro
* Baritone
* King of Ethiopia
* Aida's father
Ramfis
* Bass
* High priest of Isis
The King of Egypt
* Bass
* High priest of Amon