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.
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.
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.
Harry Ruby
Harry Rubenstein, known professionally as Harry Ruby (January 27, 1895 – February 23, 1974) was an American composer and screenwriter, who was inducted into the Songwriters Hall of Fame in 1970.
He was married to silent film actress Eileen Percy.
You Keep Sending 'Em Over and We'll Keep Knocking 'Em Down
You Keep Sending 'Em Over and We'll Keep Knocking '
Em Down is a World War
I song written by Sidney D. Mitchell and composed by Harry Ruby.
The song was first published in 1917 by Waterson, Berlin & Snyder Co., in New York, NY.
The sheet music cover depicts a soldier on top of a trench ladder
uses his rifle as a club with an inset photo of Eddie Cantor.
The sheet music can be found at the Pritzker Military Museum & Library.
Adib Kheir
Adib Kheir was a leading Syrian nationalist of the 1920s.
He was the owner of the Librairie Universelle in Damascus.
His granddaughter is the spouse of Manaf Tlass.
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.
Marie-Louise Coidavid
Marie Louise Coidavid( 1778 – March 11, 1851), was the Queen of the Kingdom of Haiti 1811 – 20 as the spouse of Henri I of Haiti.
Maria Teresa, Grand Duchess of Luxembourg
Maria Teresa, Grand Duchess of Luxembourg( born María Teresa Mestre y Batista; on 22 March 1956), is the spouse of Grand Duke Henri.
Princess Auguste of Bavaria (1875–1964)
Princess Auguste of Bavaria( 28 April 1877 – 25 June 1964) was a member of the Bavarian Royal House of Wittelsbach and the spouse of Archduke Joseph August of Austria.

Question: Who is the spouse of the composer of song You Keep Sending 'Em Over And We'Ll Keep Knocking 'Em Down?
Answer: Eileen Percy