Yes, Vidhate is a Deshastha Rigvedi Brahmin surname. The Deshastha Brahmins belong to the Pancha Dravida Brahmin classification and primarily hail from the states of Maharashtra and northern Karnataka in India. Rigvedi Brahmins are those who have traditionally studied and recited the Rigveda, one of the four Vedas in Hinduism. So, Vidhate being a Deshastha Rigvedi Brahmin surname indicates a specific lineage within the broader Brahmin community.
there is word in Marathi language "vidhata" which means "god" who crates this universe that's why vidhate surname is formed.
The Marathi surname "Vidhate" belongs to the Mahar community in Maharashtra, India. The Mahar community is a Scheduled Caste group that historically faced social discrimination and exclusion. The surname Vidhate is commonly found among individuals belonging to this community and is an important marker of their social identity.