Ciro in Armenia is a dramma per musica or opera in three acts by composer Maria Teresa Agnesi Pinottini.

[4] Pinottini had previously composed two other operas; the first of which, II Restauro di Arcadia, also premiered at the Teatro Regio Ducal in 1747.

[5] The complete score of Ciro in Armenia was preserved in Dresden, but was transferred by the Red Army during World War II to Russia.

[6] [7] Tom Service, music critic for The Guardian, included the work is his 2015 list of the 10 best operas written by women composers.

The plot centres on the plans of Ciro (Cyrus) to wage war against Assyria in league with the Medes.