R. D. Burman
Rahul Dev Burman (27 June 1939 – 4 January 1994) was an Indian music director.
From the 1960s to the 1990s, Burman composed musical scores for 331 films.
Burman did major work with Asha Bhosle (his wife) and Kishore Kumar and scored many of the songs that made these singers famous.
He has also scored many songs sung by Lata Mangeshkar.
Nicknamed Pancham, he was the only son of the composer Sachin Dev Burman.
He was mainly active in the Hindi film industry as a composer, and also provided vocals for a few compositions.
He served as an influence to the next generation of Indian music directors, and his songs continue to be popular in India and overseas.
Sophia Magdalena of Denmark
Sophia Magdalena of Denmark (3 July 1746 – 21 August 1813) was Queen of Sweden as the spouse of King Gustav III.
Walter Ulfig
Walter Ulfig was a German composer of film scores.
Mehdi Abrishamchi
Mehdi Abrishamchi is an Iranian People's Mujahedin of Iran( MEK) politician who has been described as" the right hand man of Massoud Rajavi".
He is the former spouse of the group's current leader, Maryam Rajavi, whom he divorced so that she could become the spouse of Massoud Rajavi.
Heather D. Gibson
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She is the spouse of Euclid Tsakalotos, former Greek Minister of Finance.
Marie-Louise Coidavid
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Maria Teresa, Grand Duchess of Luxembourg
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Princess Auguste of Bavaria (1875–1964)
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Biwi-O-Biwi
Biwi-O-Biwi (Hindi: बीवी-ओ-बीवी) is a 1981 Hindi movie.
Produced by Raj Kapoor and directed by Rahul Rawail.
The film stars Sanjeev Kumar, Randhir Kapoor, Poonam Dhillon and Simi Garewal.
The films music is by R. D. Burman.
The movie was commercially successful.
Gertrude of Bavaria
Gertrude of Saxony and Bavaria( 1152/55–1197) was Duchess of Swabia as the spouse of Duke Frederick IV, and Queen of Denmark as the spouse of King Canute VI.

Question: Who is the spouse of the composer of film Biwi-O-Biwi?
Answer: Asha Bhosle