Max Martin
Karl Martin Sandberg (born 26 February 1971), known professionally as Max Martin, is a Swedish singer, songwriter and record producer.
He rose to prominence in the second half of the 1990s after making a string of major hits such as Britney Spears's "...
Baby One More Time" (1998)
, The Backstreet Boys's "I Want It
That Way" (1999), and NSYNC's "It's Gonna Be Me" (2000).
Martin has written or co-written 22 "Billboard" Hot 100 number-one hits, most of which he has also produced or co-produced, including Katy Perry's
"I Kissed a Girl" (2008), Maroon 5's "One More Night" (2012),
Taylor Swift's "Blank Space" (2014), and The Weeknd's "Can't Feel My Face" (2015).
Martin is the songwriter with the third-most number-one singles on the chart, behind only Paul McCartney (32) and John Lennon (26).
In addition, he has had the second most Hot 100 number-one singles as a producer, 22, behind George Martin, who had achieved 23 by the time of his death.
In early 2013, his single sales were tallied by "The Hollywood Reporter" to be at over 135 million.
According to "Variety", his net worth was approximately $260 million in 2017.
The previous year he achieved approximately an income of $54 million and a profit of $19 million for his services.
Martin has won the ASCAP Songwriter of the Year award a record eleven times.
Alexandru Cristea
Alexandru Cristea( 1890 – 1942) was the composer of the music for" Limba Noastră", current national anthem of Moldova.
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.
Smile (Avril Lavigne song)
"Smile" is a song by Canadian recording artist Avril Lavigne from her fourth studio album, "Goodbye Lullaby" (2011).
It was co-written by Lavigne, Max Martin and Shellback and produced by Martin and Shellback.
"
Smile" was released on April 11, 2011 by RCA Records as the second single from the album to Australian radio stations and then on May 17 in the United States contemporary hit radio.
Upon its release, the song received critical acclaim from music critics, who described the track as a "sassy and catchy pop song".
It has charted inside the top-thirty on the Australian, Japanese and New Zealand charts, in addition to being certified by the recording industry associations of Australia and the United States.
A music video directed by Shane Drake was filmed in April 2011 and released on May 20.
By November 2014, the music video had reached 100 million views on Vevo.
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.
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.
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.
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.
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.

Question: What nationality is the composer of song Smile (Avril Lavigne Song)?
Answer: Swedish