Surname Soya (Soja 
, Soya 
, Соя 
) , all around the world, is a common cognomen. The cognomen Soya is habitual in Poland, where it is quite a rare surname, Libya, and the Republic of the Congo. Measured by absolute frequency, this name is the most popular in India, Nigeria, and Poland. Likewise, Soya is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Soja | Poland, Nigeria, Indonesia, United States, India |
| Soya | Tanzania, Nigeria, Indonesia, United States, India |
| Соя | Kazakhstan, Ukraine, Belarus, Russia, Armenia |
| Сойа | Russia |
| soya kyōshin (b. 1224) |
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| carl erik martin soya Danish writer (1896-1983), DK (b. 1896) |
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| soya aleksandrova Soviet actress (b. 1917) |
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| willi soya German association football player (1935-1990), DE (b. 1935) |
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| william soya (b. 1927) |
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| yasuko soya (b. 1934) |
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| maya soya (b. 1949) |
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| christopher soya (b. 1961) |
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| shingo soya researcher |
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| soya shinkai researcher |
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| soya nogami member of De Lorians |
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| hideaki soya researcher |
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| takanori soya researcher |
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| naoto soya researcher |
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| soya smolyaninova |
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