Last name Сойфер-Спранга (Сойфер-Спранга 
) , around the globe, is an extremely rare surname. The family name Сойфер-Спранга is habitual in Eastern Europe, particularly Ukraine, where it is an extremely rare surname. Parts of the name also exists independently as a last name Сойфер.
| VARIANT | COUNTRY |
|---|---|
| Сойфер-Спранга | Ukraine |