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.
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.
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.
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.
John Coltrane
John William Coltrane (September 23, 1926 – July 17, 1967) was an American jazz saxophonist and composer.
Working in the bebop and hard bop idioms early in his career, Coltrane helped pioneer the use of modes and was at the forefront of free jazz.
He led at least fifty recording sessions and appeared on many albums by other musicians, including trumpeter Miles Davis and pianist Thelonious Monk.
Over the course of his career, Coltrane's music took on an increasingly spiritual dimension.
He remains one of the most influential saxophonists in music history.
He received many posthumous awards, including canonization by the African Orthodox Church and a Pulitzer Prize in 2007.
His second wife was pianist/harpist Alice Coltrane.
Their children Ravi Coltrane, Oran Coltrane and John Coltrane Jr are all musicians.
Equinox (jazz standard)
"Equinox" is a minor blues jazz standard by American jazz saxophone player and composer John Coltrane.
Originally released on "Coltrane's Sound" played in C minor with a slow swing feel.
However, it is usually played in the key of C Minor and often covered on the flute.
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.
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.
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 Equinox (Jazz Standard)?
Answer: Alice Coltrane