Deo was born on 17 January 1964 in
Mumbai. He completed his primary and secondary education at B.D.M. High School and later attended Sathaye College for his higher studies. He belongs to a family with deep roots in the Indian film industry; he is the son of veteran actors
Ramesh Deo and
Seema Deo. His younger brother,
Abhinay Deo, is a well-known film director. During his childhood, while his parents were occupied with their professional commitments, Deo was primarily raised by his grandmother and maternal uncle. Growing up in an environment centered around cinema allowed him to observe the industry closely. Drawing from this background and a natural inclination toward the performing arts, he chose to follow his parents' career path. He made his professional acting debut in 1984 with the film
Ardhangi. ==Career==