Cognomen Soja (Зоя 
, Soja 
, 索雅 
) , across the world, is a common last name. The surname Soja is characteristic of Kyrgyzstan, where it is quite a common surname, Armenia, and Bulgaria, where it is quite a rare surname. Not in comparison with a country's population, the name is most common in India, Kyrgyzstan, and Nigeria. Much more frequently, Soja is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Зоя | Kazakhstan, Russia, Kyrgyzstan, Belarus, Ukraine |
| Soja | India, Poland, Nigeria, Ghana, United States |
| 索雅 | China |
| Соя | Kazakhstan, Russia, Kyrgyzstan, Armenia, Ukraine |
|
soja dmitrijewna bucharowa NL (b. 1876) |
|
|
edward soja American urban planner, US (b. 1940) |
|
| else soja Austrian writer, AT (b. 1900) |
|
|
| zbigniew soja (b. 1904) |
|
|
| omar m. gil soja Uruguayan writer, UY (b. 1920) |
|
|
| edmund soja PL (b. 1921) |
|
|
| józef soja Officer of the Polish Army, PL (b. 1937) |
|
|
| jan soja PL (b. 1931) |
|
|
| jean andré soja Malagasy politician, MG (b. 1946) |
|
|
| rolf soja German songwriter, arranger, record producer, DE (b. 1947) |
|
|
| soja joseph bewarang (b. 1948) |
|
|
| anna-maria soja Austrian librarian, AT (b. 1959) |
|
|
| gerhard soja Austrian agronomist, AT (b. 1959) |
|
|
| amber soja researcher |
|
|
| natalia soja-kukieła Polish mathematician |
|