Surname Cibas-Siniakovas (Cibas-Siniakovas 
) , throughout the world, is an extremely rare cognomen. The cognomen Cibas-Siniakovas is habitual in the United Kingdom, where it is an extremely rare surname, and the United States. Parts of the name also exists independently as a last name Cibas, and a last name Siniakovas.
| VARIANT | COUNTRY |
|---|---|
| Cibas-Siniakovas | United Kingdom, United States |