| Composer: |
Franz Lehár |
| Librettist: |
Victor Léon |
| Librettist: |
Leo Stein |
| Work definition: |
Operetta in three acts |
| Title notes: |
Also known as 'The Merry Widow' |
| After: |
After the comedy 'L'attaché d'ambassade' by Henri Meilhac |
| Language: |
German |
| World premiere: |
30 December 1905, Theater an der Wien, Vienna |
| ROH company premiere: |
23 October 1997, The Royal Opera, Shaftesbury Theatre, London |