Kalmora, or The Paternal Right of the Americans (Polish: Kalmora, czyli prawo ojcowskie Amerykanów) – Polish opera (melodrama) in 2 acts by
Karol Kurpiński. Libretto was written by Kazimierz Brodziński. Its first performance took place on 10 March 1820.
Complete score of the overture was published by Breitkopf & Härtel in Leipzig in 1825 or 1826 as Kurpiński's Opus 14. Complete score of the whole opera (or at least some parts) is located in the library of Warszawskie Towarzystwo Muzyczne im. Stanisława Moniuszki.
