[2] He was born on 4 April 1946 in Pahalawatte of Warapitiya village in Walasmulla, Sri Lanka as the third child of the family with seven siblings.
It was through the commitment of both of them, that the JVP was able to build a good network of organizations within a year by meeting undisclosed activists on district committees in person.
Piyadasa also coordinated relations between the JVP and Minister Ronnie de Mel which was an unofficial affair on behalf of Rohana Wijeweera.
Even after the ban, there was an informal discussion between Rohana Wijeweera and Finance Minister Ronnie de Mel in the second week of February 1984 through Piyadasa's coordination.
This was largely due to loyalty of Ronnie de Mel to the Indo-Lanka Accord, which was forcibly signed in July 1987.
On the way back, Somawansa descended Mount Trinity whereas Piyadasa Ranasinghe and H. B. Herath were arrested at Galaha's house on the same day.
[2] The biographical film of Rohana Wijeweera's late life titled Ginnen Upan Seethala was released in 2018.
The film was directed by Anurudha Jayasinghe and popular actor Thusitha Laknath played Ranasinghe's role.