| Lieven Līveni, Liewen, Ливен | |
|---|---|
| Noble family | |
 | |
| Current region | Estonia, Latvia, Sweden, Russia, Ukraine, Germany, The Netherlands, France, United Kingdom |
| Place of origin | Livonia |
| Founded | Rome, 1203 |
| Founder | Caupo of Turaida |
| Titles | Baron, Count, Knyaz (Prince) |
| Traditions | Baltic Germans, Estonian Swedes, Rus' |
| Motto | ´Si qua fors adiuvet’ 'For God and the Sovereign' |
| Estate(s) | Liivi Manor, Swedish Estonia |
The House of Lieven (Latvian: Līveni; Russian: Ливен; Swedish: (von) Liewen) is one of the oldest and most aristocratic families of Nordic and Baltic-German origin.