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.
This is Euphoria
"This is Euphoria"  is a single released by Ruslana, featured on her 2013 studio album "My Boo!
(Together)".
The arrangement and recording were done in Stockholm, Sweden.
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.
Billy Milano
Billy Milano is a Bronx- born heavy metal musician now based in Austin, Texas.
He is the singer and- occasionally- guitarist and bassist of crossover thrash band M.O.D., and he was also the singer of its predecessor, Stormtroopers of Death.
He was also the singer of United Forces, which also featured his Stormtroopers of Death bandmate Dan Lilker.
Ruslana
Ruslana Stepanivna Lyzhychko ("Ruslana Lyžyčko"; born 24 May 1973), known mononymously as Ruslana, is a World Music Award and Eurovision Song Contest winning recording artist, holding the title of People's Artist of Ukraine.
She is also a former MP serving as deputy in the Ukrainian parliament (Verkhovna Rada) for the Our Ukraine Party.
Ruslana was the UNICEF Goodwill Ambassador in Ukraine in 2004-2005.
She is recognized as the most successful Ukrainian female solo artist internationally and was included in the top 10 most influential women of 2013 by the Forbes magazine.
The U.S. Secretary of State honored her with the International Women of Courage Award in March 2014.
She has been named an honorary citizen of her hometown L'viv and was nominated to receive the title Hero of Ukraine.
She is a singer, songwriter, producer, musical conductor, multi-instrumentalist, dancer, voice actress and social activist.
She writes, composes and produces her own songs and music videos.
Since 28 December 1995 she has been married to Oleksandr Ksenofontov, a Ukrainian record producer.
Together they have run the company "Luxen Studio" since 1993, producing radio and film trailers.
Ruslana was the first artist from the former Soviet Union to officially receive a platinum disc, her "Dyki tantsi" album selling more than 170,000 copies in the first 100 days after its release.
This album is the best selling Ukrainian album to date, together with its English version, more than 500,000 copies being sold solely in Ukraine.
She won the 2004 Eurovision Song Contest with the song
"Wild Dances" receiving 280 points, which at that time was a record of points.
Following her victory, she rose to fame in Europe and became one of the biggest pop stars from the Eastern part of the continent.
Her winning song "Wild Dances" dominated the European charts for 97 weeks peaking at number one in Belgium for 10 consecutive weeks.
Her Eurovision winning song was included on the official compilation album called "The Very Best of Eurovision" celebrating the 60th anniversary of the contest.
Her repertoire includes songs performed mainly in Ukrainian and English, but she also recorded cover versions in Spanish and Latin languages.
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.
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.
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.
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.

Question: Who is the spouse of the performer of song This Is Euphoria?
Answer: Oleksandr Ksenofontov