विराज (Sanskrit) comes from Sanskrit राज्, from Proto-Indo-Aryan Hrā́ṭṣ, from Proto-Indo-Iranian Hrā́ćš, from Proto-Indo-European h₃rḗǵs, from Proto-Indo-European h₃reǵ- — to straighten, to right oneself; right; just.
Ancestry of “विराज”, step by step
विराज traces back through two separate lines of ancestry.