Q. Who was the 16th-century Vijayanagara viceroy of Madurai who established the Nayak dynasty?
Answer:
Viswanatha Nayaka
Notes: Viswanatha Nayaka, son of Nagama Nayaka, founded the Madurai Nayak dynasty after overthrowing his father and expanding the kingdom with his son Krishnappa Nayak.