Q. Who directed the first Marathi biographical film on Ramabai Ambedkar?
Answer: Prakash Jadhav
Notes: The first Marathi biographical film on Ramabai Ambedkar, titled Ramabai Bhimrao Ambedkar (2011), was directed by Prakash Jadhav. Released on January 7, 2011, this biographical drama featured Nisha Parulekar in the lead role, portraying the life and sacrifices of Dr. Babasaheb Ambedkar's wife.