Bert Grund
Bert Grund( 1920–1992) was a German composer of film scores.
Thomas Morse
Thomas Morse( born June 30, 1968) is an American composer of film and concert music.
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.
Henri Verdun
Henri Verdun( 1895–1977) was a French composer of film scores.
Mangala Nayagi
Mangala Nayaki is a 1980 Indian Tamil film, directed by Krishnan Panju, starring Srikanth and K. R. Vijaya in lead roles.
The film had musical score by V. Kumar and was released on 21 January 1980.
This film is the remake of the Hindi film "Saajan Bina Suhagan".
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.
V. Kumar
V. Kumar  (28 July 1934 - 7 January 1996) was a yesteryear Tamil cinema music director, born in Chennai, Tamilnadu on 28 July 1934 to Varadharajulu and Dhanabhakiyam couple, in July 1969 he married a Tamil cinema playback singer Swarna and had a son Suresh.
V.Kumar is known as "Melody King", was introduced to Tamil film music by K. Balachander.
He has used S. P. Balasubrahmanyam for many of his songs.
He has been the aasthana MD for K. Balachandar films.
Before that, he scored music for his plays.
Walter Ulfig
Walter Ulfig was a German composer of film scores.
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.
Abe Meyer
Abe Meyer( 1901 – 1969) was an American composer of film scores.

Question: When is the composer of film Mangala Nayagi 's birthday?
Answer: 28 July 1934