Bert Grund
Bert Grund( 1920–1992) was a German composer of film scores.
Saluri Koteswara Rao
Saluri Koteswara Rao (also known as Koti) is an Indian composer notable for his work in the South Indian film industry.
He has composed music for more than 475 movies in Telugu, Tamil, and Kannada.
The son of music director Saluri Rajeswara Rao, in early 1980s Koti teamed with Somaraju (Raj), son of T. V. Raju, and the resulting duo was known as Raj-Koti.
He won Nandi Award for Best Music Director for the film
Hello Brother (1994).
He started his music career as an assistant to music director K. Chakravarthy Composers like Mani Sharma and A. R. Rahman worked as assistants with Koti during the initial part of their career.
Roshan Saluri, son of Koti is also introduced as film score composer.
Another son Rajeev Saluri started his career as an actor.
Henri Verdun
Henri Verdun( 1895–1977) was a French composer of film scores.
Thomas Morse
Thomas Morse( born June 30, 1968) is an American composer of film and concert music.
Abe Meyer
Abe Meyer( 1901 – 1969) was an American composer of film scores.
Peter Hamel
Peter Hamel( 1911–1979) was a German screenwriter and a director of film and television.
He appeared as himself in the 1948 comedy" Film Without a Title".
He is the father of the composer Peter Michael Hamel.
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.
Walter Ulfig
Walter Ulfig was a German composer of film scores.
Ketu Duplicate
Ketu Duplicatu is a 1995 Telugu comedy film, produced by K. C. Reddy for Sri Rajeeva Productions and directed by Relangi Narasimha Rao.
It stars Rajendra Prasad and Surabhi in the lead roles, with music composed by Koti.
The film was a success at the box office.
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.

Question: Who is the father of the composer of film Ketu Duplicate?
Answer: Saluri Rajeswara Rao