Last name Çağatay (Çağatay 
) , around the globe, is quite a common family name. The cognomen Çağatay is habitual in Western Asia, particularly Turkey, where it is quite a rare surname. Likewise, Çağatay is the forename as well as the last name.
| VARIANT | COUNTRY |
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| Çağatay | Turkey, Austria, Cyprus, China, Germany |
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cafer çağatay Turkish footballer (1899-1991), TR (b. 1899) |
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| mehmet nazif çağatay Turkish politician, TR (b. 1906) |
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cengiz çağatay (b. 1973) |
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| ergun çağatay Turkish photographer (b. 1937) |
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| mustafa çağatay Prime Minister of Northern Cyprus, CY (b. 1937) |
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| atahan çağatay researcher |
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| yonca çağatay researcher (ORCID 0000-0003-2078-2962) |
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| yusuf çağatay TR |
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