Cognomen سيرجو (Sirju 
, سيرجو 
) , around the globe, is quite a rare family name. The family name سيرجو is habitual in Trinidad and Tobago, where it is quite a common surname, Libya, where it is quite a rare surname, and Bermuda. Measured by absolute frequency, it most frequently occurs in Trinidad and Tobago, Libya, and the United States. Also, سيرجو is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Sirju | Canada, United States, Trinidad and Tobago, Nepal, India |
| سيرجو | Iraq, Libya, Sudan, Saudi Arabia |