Kristian Leontiou
Kristian Leontiou (born February 1982) is a British singer of Greek Cypriot descent, and is the singer for the indie rock band One eskimO.
Mohsen Namjoo
Mohsen Namjoo  is an Iranian singer-songwriter.
His style of music is influenced by blues and rock as well as Iranian folk music.
The lyrics of his songs are also a combination of Persian classical poems, his own lyrics, and contemporary poems; Namjoo uses the words freely, infusing them with irony and sarcasm to carry the music and to create a free style form of singing.
O Valencia!
" O Valencia!" is the fifth single by the indie rock band
The Decemberists, and the first released from their fourth studio album," The Crane Wife".
The music was written by The Decemberists and the lyrics by Colin Meloy.
It tells a story of two star- crossed lovers.
The singer falls in love with a person who belongs to an opposing gang.
At the end of the song, the singer's lover jumps in to defend the singer, who is confronting his lover's brother( the singer's" sworn enemy") and is killed by the bullet intended for the singer.
Caspar Babypants
Caspar Babypants is the stage name of children's music artist Chris Ballew, who is also widely known as the singer of The Presidents of the United States of America.
Dáithí Sproule
Dáithí Sproule( born 23 May 1950) is a guitarist and singer of traditional Irish music.
His niece is the singer Claire Sproule.
Nobahari
"Nobahari" , (lit."Fresh
Spring") is a single by Iranian singer-songwriter Mohsen Namjoo.
The poem is by Iranian famous poet Sadi and the whole song is a praise to the Spring.
Namjoo dedicated the song to Shahram Nazeri.
Bernie Bonvoisin
Bernard Bonvoisin, known as Bernie Bonvoisin( born 9 July 1956 in Nanterre, Hauts- de- Seine), is a French hard rock singer and film director.
He is best known for having been the singer of Trust.
He was one of the best friends of Bon Scott the singer of AC/ DC and together they recorded the song" Ride On" which was one of the last songs by Bon Scott.
Panda (Astro song)
" Panda" is a song of the Chilean band Astro and is the fifth song of the homonymous album of the year 2011.
The song was composed and produced by the singer of the band Andrés Nusser and released like third single of the album on February 1, 2013.
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.
Astrid North
Astrid North( Astrid Karina North Radmann; 24 August 1973, Berlin – 25 June 2019, Berlin) was a German soul singer and songwriter.
She was the singer of the German band, with whom she released five Albums.
As guest singer of the band she published three albums.

Question: What nationality is the performer of song Nobahari?