Wikipedia
Mengu-Timur
Mengu-Timur or Möngke Temür (? - 1280), Son of Toqoqan Khan and Buka Ujin of Oirat and the grandson of Batu Khan. He was a khan of the Golden Horde, a division of the Mongol Empire in 1266-1280.
His name literally means "Eternal Iron" in the Mongolian language.