Guinnevere
"Guinnevere" is a song written by David Crosby in 1968.
The song appears on Crosby, Stills & Nash's critically acclaimed eponymous debut album.
The song is notable for its serene yet pointed melody and its unique lyrics, which compare Queen Guinevere to the object of the singer's affection, referred to as "m'lady".
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.
Alexandru Cristea
Alexandru Cristea( 1890 – 1942) was the composer of the music for" Limba Noastră", current national anthem of Moldova.
Petrus de Domarto
Petrus de Domarto( fl. c. 1445– 1455) was a Franco- Flemish composer of the Renaissance.
He was a contemporary and probable acquaintance of Ockeghem, and was the composer of at least one of the first unified mass cycles to be written in continental Europe.
Karl Wilhelm (conductor)
Karl Wilhelm, also Carl Wilhelm( 5 September 1815, Schmalkalden – 26 August 1873, Schmalkalden) was a German choral director.
He is best known as the composer of the music of the song “ Die Wacht am Rhein. ”
Alexander Courage
Alexander Mair" Sandy" Courage Jr.( December 10, 1919
May 15, 2008) was an American orchestrator, arranger, and composer of music, primarily for television and film.
He is best known as the composer of the theme music for the original" Star Trek" series.
Pydimarri Venkata Subba Rao
Pydimarri Venkata Subba Rao( June 10, 1916 – 1988) was a Telugu author who is best remembered as the composer of the National Pledge of India.
Michelangelo Faggioli
Michelangelo Faggioli( 1666–1733) was an Italian lawyer and celebrated amateur composer of humorous cantatas in Neapolitan dialect.
A founder of a new genre of Neapolitan comedy, he was the composer of the opera buffa" La Cilla" in 1706.
David Crosby
David Van Cortlandt Crosby (born August 14, 1941) is an American singer-songwriter and musician.
In addition to his solo career, he was a founding member of both the Byrds and Crosby, Stills & Nash.
Crosby joined the Byrds in 1964.
The band gave Bob Dylan his first number one hit in April 1965 with "Mr. Tambourine Man.
" Crosby appeared on the Byrds' first five albums, and produced the original lineup's 1973 reunion album.
In 1967 he joined Buffalo Springfield on stage at the Monterey Pop Festival, which contributed to his dismissal from the Byrds.
He subsequently formed Crosby, Stills & Nash in 1968 with Stephen Stills (of Buffalo Springfield) and Graham Nash of the Hollies.
After the release of their debut album CSN won the Grammy Award for Best New Artist of 1969.
Neil Young joined the group for live appearances, their second concert being Woodstock, before recording their second album "Déjà Vu".
Meant to be a group that could collaborate freely, Crosby and Nash recorded three gold albums in the 1970s, while the core trio of CSN remained active from 1976 until 2016.
CSNY reunions took place in each decade from the 1970s through the 2000s.
Songs Crosby wrote or co-wrote include "Lady FriendWhy", and "Eight Miles High" with the Byrds and "GuinnevereWooden ShipsShadow Captain", and "In My Dreams" with Crosby, Stills & Nash.
He wrote "Almost Cut My Hair" and the title track "Déjà Vu" for Crosby, Stills, Nash & Young's 1970 album.
He is known for his use of alternate guitar tunings and jazz influences.
He has released six solo albums, five of which have charted.
Additionally he formed a jazz influenced trio with his son James Raymond and guitarist Jeff Pevar in CPR.
Crosby's work with the Byrds and CSN(Y) has sold over 35 million albums.
Crosby has been inducted into the Rock and Roll Hall of Fame twice: once for his work in the Byrds and again for his work with CSN.
Five albums he contributed to are included in "Rolling Stone"s 500 Greatest Albums of All Time, three with the Byrds and two with CSN(Y).
He is outspoken politically and has been depicted as emblematic of the 1960s' counterculture.
Crosby is the subject of the 2019 documentary  which was produced by Cameron Crowe.
Walter Robinson (composer)
Walter Robinson is an African American composer of the late 20th century.
He is most notable for his 1977 song" Harriet Tubman", which has been recorded by folk musicians such as Holly Near, John McCutcheon, and others.
He is also the composer of several operas.

Question: Which country the composer of song Guinnevere is from?
Answer: American