Last name Koso-Thomas (Koso-Thomas 
) , in the world, is an extremely rare cognomen. The family name Koso-Thomas 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 Koso, and a first name Thomas.
| VARIANT | COUNTRY |
|---|---|
| Koso-Thomas | United Kingdom, United States |
| olayinka koso-thomas Nigerian physician, NG (b. 1937) |
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| marion koso-thomas researcher |
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