USA
A scheming mother wishes to make a succesful match between her daughter and a prince, yet another man, a commoner, may stand in the way. - IMDb
| Noite de Idílio |  Brazil |
| Notte romantica |  Italy |
| One Romantic Night |  Canada |
| One Romantic Night |  United Kingdom |
| One Romantic Night |  India |
| One Romantic Night | USA |
| Prinscharmören |  Sweden |
| En romantisk nat |  Denmark |
| En romantisk natt |  Norway |
| Romanttinen yö |  Finland |
| Romantyczna noc |  Poland |
| The Swan (reissue title) | USA |
| Une nuit romanesque |  France |
| Ερωτική σερενάτα (reissue title) |  Greece |
| Μια ρομαντική νύχτα | Greece |
| 白鳥（1930） |  Japan |
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Philippe De Lacy [12] | Prince George |
 |
Byron Sage [14] | Prince Arsene |
