The Daughter of the Regiment

There are three stage works known by this name:

The Daughter of the Regiment is a drama in two acts by Edward Fitzball (1792-1873) First performed at the Theatre Royal Drury Lane, London, in May 28th 1844.

Published by J. Dicks in the series Dicks' standard plays (no. 761) in 1883(?)

Sources

https://babel.hathitrust.org/cgi/pt?id=uc1.31175035136228&view=1up&seq=3

La fille du régiment[1] ("The Daughter of the Regiment") by Gaetano Donizetti (1797-1848)[2], a two act opéra comique[3].

Another play sometimes performed under the title The Daughter of the Regiment is Josephine, the Child of the Regiment, or The Fortune of War, a musical comedy by John Baldwin Buckstone (1802-1879)[4], partly based on the Donizetti opera.

For the French opera, see the Wikipedia article on La fille du régiment at https://en.wikipedia.org/wiki/La_fille_du_r%C3%A9giment.

For the Buckstone play, see Josephine, the Child of the Regiment, or The Fortune of War