Mohabbat Zindagi Hai (1966 film)
Mohabbat Zindagi Hai  is a 1966 Hindi movie produced by K. C Gulati for Roop Chaya, and directed by Jagdish Nirula.
The film stars Dharmendra, Rajshree, Mehmood, Deven Verma and Johnny Walker.
The music was composed by O. P. Nayyar with lyrics by S. H. Bihari.
Mohabbat Zindagi Hai (1975 film)
" Mohabbat Zindagi Hai" is a Pakistani Urdu colour film directed by" Iqbal Akhtar" and produced by" Begum Riaz".
It is a romance film and a musical film.
It cast Mohammad Ali, Zeba, Waheed Murad, Mumtaz, Nayyar Sultana, Qavi Khan, Saqi and Lehri.
Waheed Murad played a secondary role and Zeba played a lead role against Mohammad Ali.
Swayamvara (film)
Swayamvara( Kannada: ಸ್ವಯಂವರ) is a 1973 Indian Kannada film, directed by Y. R. Swamy and produced by C. R. Basavaraju.
The film stars Rajkumar, N. Bharathi, Balakrishna and Dinesh in the lead roles.
The film has musical score by Rajan- Nagendra.
Though based on a novel by Ma. Na. Murthy, the core story line of the movie has similarities with the 1966 Hindi movie" Mohabbat Zindagi Hai".
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.
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.
Walter Ulfig
Walter Ulfig was a German composer of film scores.
Henri Verdun
Henri Verdun( 1895–1977) was a French composer of film scores.
Abe Meyer
Abe Meyer( 1901 – 1969) was an American composer of film scores.
Bert Grund
Bert Grund( 1920–1992) was a German composer of film scores.
O. P. Nayyar
Omkar Prasad Nayyar (16 January 1926 – 28 January 2007) was an Indian film music composer, singer-songwriter, music producer, and musician.
He is considered to be one of the most rhythmic and melodious music directors of the Hindi film industry.
He won the 1958 Filmfare Award for Best Music Director (for "Naya Daur").
Nayyar worked extensively with singers Geeta Dutt, Asha Bhosle and Mohammed Rafi, Shamshad Begum, Mahendra Kapoor, and Kishore Kumar.
Based on a Bengali language work by Rabindranath Tagore, Nayyar composed Chal Akelaa, Chal Akelaa (sung by Mukesh in 1969 film Sambandh).
The song became an enormous hit and the movie celebrated a jubilee at Bombay's Maratha Mandir.
Major Accomplishments
Nayyar produced songs with Shamshad Begum in "Aar Paar ", such as Kabhi Aar kabhi paar, which are still popular after over 60 years.
Some of the most beautiful and talented actresses that Nayyar worked with include Madhubala, Vyjayanthimala, Mala Sinha, [[Padmini], [[Asha Parekh]], [[Sharmila Tagore]] , Mumtaz, Nutan, Tanuja, Meena Kumari, Rajshree, and Rekha.
Nayyar and Bhosle parted ways in 1974, and he then worked with Dilraj Kaur, Alka Yagnik, Krishna Kale, [[Vani Jayaram]] and Kavita Krishanmurthy.
O.P.Nayyar composed phenomenal songs for all the major and well known Indian actors, such as Dilip Kumar, Dev Anand, Raj Kapoor, Ashok Kumar, Shammi Kapoor, Dharmendra, Manoj Kumar, Bharat Bhushan, and many many others, including Salman Khan and the amazing producer, director, actor Guru Dutt.
[[Sahir Ludhianvi]] wrote the lyrics for three of Nayyar's earlier films such as Naya Daur" Bade Sarkar and Sone ki Chidya".
Nayyar also worked with developing lyricists such as [[Jan Nisar Akhtar]], [[Qamar Jalalabadi]], [[S. H. Bihari]] , Ahmed Wasi, Anjaan, Aziz Kashmiri.
By far Majrooh Sultanpuri was the most successful and long lasting lyricist for O.P.Nayyar.
They had a magical connection which ended in Phir Whi Dil Laya Hoon.
Nayyar wrote Yeh Desh Hai Veer Jawaanonkaa (featuring [[Dilip Kumar]] and Ajit) for "Naya Daur" (1957).
The song earned him the 1958 Filmfare Best Music Director Award.
The last Nayyar song performed by Bhosle was Chain Se Humko Kabhi in "[[Pran Jaye Par Vachan Na Jaye]]
" (1973), disappeared in the film's final cut but won Bhosle the 1975 [[Filmfare Award for Best Female Playback Singer]].
In addition to Hindi films, Nayyar composed for "Neerajanam" in [[Telugu language|Telugu]], which became a major hit in Telugu films..
He made a brief comeback during the 1990s with "Mangni" and "Nishchay" in 1992 and "Zid" in 1994.
O.P. Nayyar played a major part in shaping Asha's career but Asha rarely mentioned it after her split with him.

Question: What is the date of death of the composer of film Mohabbat Zindagi Hai (1966 Film)?
Answer: 28 January 2007