Yawar Ziwa
In Mandaeism, Yawar Ziwa is an uthra from the World of Light. He is the personification of light, as well as the head of reproductive powers.
Simat Hayyi, the personification of life, is married to Yawar Ziwa.
Etymology
E. S. Drower translates Yawar Ziwa as "Dazzling Radiance", although Mark Lidzbarski translates Yawar as "helper."In the ''Ginza Rabba''
Book 14 of the Right Ginza mentions Yawar as one of the first uthras to have been created, along with Yushamin.Yawar is identified in Right Ginza 15.8 as "the first Gupna."