Khour'''Gayur-khan''' IIor '''Kyr Bek'''{{efn|{{lang-fa|گایور خان}}; [[Chechen language|Chechen]]/[[Ingush language|Ingush]]: ГӀайраха, romanized: ''Ghayrakha'';{{sfn|Khizriev|1992|p=86}} {{lang-ru|Каир-мек|Kair-mek}}. The name "Kyr-Bek" is found in the [[Zafarnama (Shami biography)|''Zafarnama'']] by [[Nizam al-Din Shami]] while in the much later [[Zafarnama (Yazdi biography)|''Zafarnama'']] by [[Sharaf ad-Din Ali Yazdi]] he's known as "Gayur Khan".}} was the king of [[Simsir]] in the 14th century. He was involved in the [[Timurids|Timurid]] invasion of the [[Caucasus]] and was recorded in the two [[Persians|Persian]] chronicles: [[Zafarnama (Shami biography)|''Zafarnama'']] by [[Nizam al-Din Shami]] and the [[Zafarnama (Yazdi biography)|''Zafarnama'']] by [[Sharaf ad-Din Ali Yazdi]].
