Gunadasa Kapuge
Ellamulla Kapuge Gunadasa (Sinhala:
එල්ලමුල්ල කපුගේ ගුණදාස)
(August 7, 1945 - April 3, 2003) better known by his stage name Gunadasa Kapuge, was a Sri Lankan musician.
He was well known among Sri Lankans due to the philosophical background of his music renditions and lyrics selected for his work.
Kapuge's one man show called Kampana was a historical advent of the Sinhala music industry.
Bawa Duka
Bawa Duka  is a 1997 Sri Lankan drama film directed by Dharmasiri Bandaranayake and co-produced by Ven.
Vijayapura Pagngnananna Thero and Jayaratne Wadduwage for Samadhi Films.
It stars Swarna Mallawarachchi, W. Jayasiri and Jackson Anthony in lead roles along with Ravindra Randeniya and Hemasiri Liyanage.
Music composed by Gunadasa Kapuge.
It is the 877th Sri Lankan film in the Sinhala cinema.
Alonso Mudarra
Alonso Mudarra( c. 1510 – April 1, 1580) was a Spanish composer of the Renaissance, and also played the vihuela, a guitar- shaped string instrument.
He was an innovative composer of instrumental music as well as songs, and was the composer of the earliest surviving music for the guitar.
Henri Verdun
Henri Verdun( 1895–1977) was a French composer of film scores.
Theodred II (Bishop of Elmham)
Theodred II was a medieval Bishop of Elmham.
The date of Theodred's consecration unknown, but the date of his death was sometime between 995 and 997.
Bert Grund
Bert Grund( 1920–1992) was a German composer of film scores.
Tarcisio Fusco
Tarcisio Fusco was an Italian composer of film scores.
He was the brother of the composer Giovanni Fusco and the uncle of operatic soprano Cecilia Fusco.
Abe Meyer
Abe Meyer( 1901 – 1969) was an American composer of film scores.
Walter Ulfig
Walter Ulfig was a German composer of film scores.
Thomas Morse
Thomas Morse( born June 30, 1968) is an American composer of film and concert music.

Question: When is the composer of film Bawa Duka 's birthday?
Answer: August 7, 1945