Cognomen Hüdayi (Hüdayi 
) , all over the world, is an extremely rare family name. The surname Hüdayi is characteristic of Western Asia, particularly Turkey, where it is an extremely rare surname. Much more prevalently, Hüdayi is the forename as well as the last name.
| VARIANT | COUNTRY |
|---|---|
| Hüdayi | South Africa, Germany, Turkey |
| mahmud hüdayi sufi saint, poet, author and scholar (1541-1628), TR (b. 1541) |
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Can, Kiliç, Demi R, Doğan, Güler, Turgut, Tuncay, Yilmaz, Yildiz, Özcan, Çakir, Çetin, Şahin, Bozdağ, Bülbül, Kilinç, Göktaş, Yıldız, Yılmaz, Çeti N, Şahi N, Yildirim, Kurban, Koçak, Bayram, Cilasun, Efe, Öz, Baş, Kara, Kaya, Eren, Çal, Aslan, Aksoy, Aydin, Öztürk, Bulut, Durdu, Türk, Işik, Uysal, Özen, Özer, Arslan, Akkaya, Akgün, Atasoy, Polat, and Çalişkan