Rishabhadatta was viceroy of the Western Satrap ruler Nahapana

Nahapana

Nahapana was an important ruler of the Western Kshatrapas, descendant of the Indo-Scythians, in northwestern India. According to one of his coins, he was the son of Bhumaka.-History:...

, and his son-in-law.

Ancient inscriptions were incised in the Pandu-lena caves near Nasik describing how Rishabhadatta was son of Dinika and had married Dakshamitra, daughter of Nahapana. According to the inscriptions, Ushavadata accomplished various charities and conquests on behalf of his father-in-law. He constructed rest-houses, gardens and tanks at Bharukachchha (Broach

Broach

Broach may mean:* to raise a topic/subject for discussion*Broaching , a machining operation that uses a metalworking tool with a series of chisel points mounted on one piece of steel...

), Dashapura (Mandasor in Malva

Malva

Malva is a genus of about 25–30 species of herbaceous annual, biennial, and perennial plants in the family Malvaceae , one of several closely related genera in the family to bear the common English name mallow. The genus is widespread throughout the temperate, subtropical and tropical regions of...

), Govardhana (near Nasik) and Shorparaga (Sopara

Sopara

Sopara or Soparaka was an ancient port town and the capital of the ancient Aparanta. The site of this ancient town is located near the present day Nala Sopara town in the Thane district of the state Maharashtra, India.Nala Sopara is one of the busiest western suburbs of Mumbai city...

 in the Thana

Thane

Thane , is a city in Maharashtra, India, part of the Mumbai Metropolitan Region, northeastern suburb of Mumbai at the head of the Thane Creek. It is the administrative headquarters of Thane district. On 16 April 1853, G.I.P...

 district).