Yakut may refer to:

• Yakuts, the Turkic peoples Indigenous to the Sakha Republic
• Yakut language, a Turkic language also known as Sakha
• Yakutian Laika, a dog breed from the Sakha Republic
• Yakutian cattle, a breed from the Sakha Republic
• Yakutian horse, a breed from the Sakha Republic
• Ruby in the Turkish language
• Yakut (name)

Yaqut ibn-'Abdullah al-Rumi al-Hamawi (1179–1229) was an Arab biographer and geographer of Greek origin, renowned for his encyclopedic writings on the Muslim world. "al-Rumi" ("from Rûm") refers to his Greek (Byzantine) descent; "al-Hamawi" is taken after his masters name and ibn-Abdullah is a reference to his father's name, Abdullah. The word yaqut means ruby or hyacinth.