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.
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.
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.
Vincent Youmans
Vincent Millie Youmans (September 27, 1898 – April 5, 1946) was an American Broadway composer and producer.
A leading Broadway composer of his day
, Youmans collaborated with virtually all the greatest lyricists on Broadway:
Ira Gershwin, Otto Harbach, Oscar Hammerstein II, Irving Caesar, Anne Caldwell, Leo Robin, Howard Dietz, Clifford Grey, Billy Rose, Edward Eliscu, Edward Heyman, Harold Adamson, Buddy DeSylva and Gus Kahn.
Youmans' early songs are remarkable for their economy of melodic material: two-, three-
or four-note phrases are constantly repeated and varied by subtle harmonic or rhythmic changes.
In later years, however, apparently influenced by Jerome Kern, he turned to longer musical sentences and more free-flowing melodic lines.
Youmans published fewer than 100 songs, but 18 of these were considered standards by ASCAP, a remarkably high percentage.
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. ”
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.
Alexandru Cristea
Alexandru Cristea( 1890 – 1942) was the composer of the music for" Limba Noastră", current national anthem of Moldova.
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.
Sometimes I'm Happy (Sometimes I'm Blue)
"Sometimes I'm Happy" is a popular song.
The music was written by Vincent Youmans, the lyrics by Irving Caesar.
The song was published in 1927 and introduced in the Broadway musical "
Hit the Deck," starring Stanley Holloway, and opened in April 1927.
The song was performed in the musical by Charles King and Louise Groody, who also made a recording for Victor Records, catalog number 20609.
The best-selling versions were by King and Groody and by Roger Wolfe Kahn (with vocal by Franklyn Baur), also issued by Victor (catalog number 20599).
Two other versions, a duet by Baur and Gladys Rice on Columbia Records
(catalog number 998-D) and a vocal by Vaughn De Leath on Brunswick Records
(catalog number 3608) also had a significant degree of popularity.
A number of other recordings were made in 1927 (see below), and the tune has become a standard, recorded by many artists since that time.
It appeared as the B-side of the landmark 1935 recording of "King Porter Stomp" by Benny Goodman and his orchestra (released July 31 as Victor 25090).
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.

Question: Which country the composer of song Sometimes I'M Happy (Sometimes I'M Blue) is from?
Answer: American