Surname Yalvaç (Yalvaç 
) , globally, is quite a common cognomen. The cognomen Yalvaç is characteristic of Turkey, where it is quite a common surname, and Belgium, where it is a very rare surname.
| VARIANT | COUNTRY |
|---|---|
| Yalvaç | United States, Belgium, Turkey |
|
abdurrahman dursun yalvaç Turkish politician, TR (b. 1873) |
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| şevki yalvaç Turkish politician, TR (b. 1892) |
|
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| yalvaç ural Turkish author, TR (b. 1945) |
|
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| ethem serdar yalvaç researcher (ORCID 0000-0001-9941-4999) |
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Ali, Akin, Ayla, Azad, Cenk, Cuma, Baki, Baha, Bora, Buse, Kaan, Peri, Riza, Dede, Dudu, Gül, Lale, Tuba, Naci, Nuri, Elif, Esme, Akay, Esma, Asli, Adem, Alp, Ahu, Can, Cem, Eda, Isa, Ibo, Oya, Mahi, Mert, Musa, Sare, Sami, Sait, Sati, Suna, Suat, Sema, Seda, Sefa, Arzu, Adil, and Esen