Gelou (Gelu in Romanian, Gyalu in Hungarian) is a figure in the Gesta Hungarorum, an anonymously authored Hungarian history written around 1200 A.D. He is portrayed as a leader of the Vlachs and Slavic peoples in Transylvania, and was defeated by the warriors of the Magyar chieftain Tétény (also called Töhötöm; in the original Latin: Tuhutum) sometime during the 10th century. More . . .