Jayaatu Khan (Classical Mongolian: Khalkha Mongolian: ????? ???? Zayaat haan, 1304–1332), born Tugh Temür, also known as Emperor Wenzong of Yuan (Chinese: ???, February 16, 1304 – September 2, 1332), was an Emperor of the Yuan Dynasty, and is regarded as the 12th Khagan of the Mongols in Mongolia. He first ruled from October 16, 1328 to February 27, 1329,second ruled from September 8, 1329 to September 2, 1332. Thanks to his father's loyal partisans, Tugh Temur did restore the line of Khayishan to the throne; but persecuted his eldest brother Kusala's family, and later expressed remorse for what he had done to him. His name means "Blessed/lucky Khan" in the Mongolian language.