Gelou (duke)
Gelou (Romanian: Gelu; Hungarian: Gyalu) is the name of a Transylvanian Romanian duke mentioned in 13th century Gesta Hungarorum ("The Deeds of the Hungarians") as fighting against Tuhutum (Töhötöm, Tétény), one of the "seven dukes" of the invading Magyar tribes.
In the opinion of the Romanian historian Tudor Sălăgean, the most probable emplacement of the capital of the voivodeship was in Gilău Mountains
Read more about Gelou (duke): Name, Gelou in The Gesta Ungarorum, Controversy Around His Story