Cognomen Gülhan (Gülhan 
) , in the world, is a common last name. The cognomen Gülhan is characteristic of Turkey, where it is quite a common surname, Belgium, where it is a rare surname, and Germany. More prevalently, Gülhan is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Gülhan | Austria, Germany, Netherlands, Belgium, Turkey |
| ahmet gülhan Turkish actor, TR (b. 1940) |
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| ahmet gülhan Turkish wrestler, TR (b. 1978) |
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| muhammet gülhan researcher (ORCID 0000-0002-9732-3521) |
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| nagihan gülhan researcher (ORCID 0000-0003-1207-3584) |
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Can, Koçak, Kiliç, Demi R, Doğan, Güler, Yilmaz, Yildiz, Özkan, Özcan, Çakir, Coşkun, Bozkurt, Korkmaz, Güneş, Yalçin, Yılmaz, Çeli K, Çeti N, Şahi N, Erdoğan, Yildirim, Kaplan, Karaca, Ceylan, Aktaş, Sari, Acar, Avci, Kara, Kaya, Koç, Kurt, Gül, Taş, Şen, Özdemi R, Aslan, Bulut, Köse, Polat, Demir, Genç, Turan, Yavuz, Özer, Ünal, Arslan, Aydin, and Öztürk