alto - a singer whose voice lies in the alto clef

baritone, barytone - a male singer

basso, bass - an adult male singer with the lowest voice

canary - a female singer

caroler, caroller - a singer of carols

castrato - a male singer who was castrated before puberty and retains a soprano or alto voice

chorister - a singer in a choir

contralto - a woman singer having a contralto voice

balladeer, crooner - a singer of popular ballads

folk singer, jongleur, minstrel, poet-singer, troubadour - a singer of folk songs

hummer - a singer who produces a tune without opening the lips or forming words

lieder singer - a singer of lieder

madrigalist - a singer of madrigals

instrumentalist, musician, player - someone who plays a musical instrument (as a profession)

opera star, operatic star - singer of lead role in an opera

rapper - someone who performs rap music

rock star - a famous singer of rock music

songster - a person who sings

soprano - a female singer

tenor - an adult male with a tenor voice

thrush - a woman who sings popular songs

torch singer - a singer (usually a woman) who specializes in singing torch songs

voice - (metonymy) a singer; "he wanted to hear trained voices sing it"

warbler - a singer; usually a singer who adds embellishments to the song

yodeller - a singer who changes register rapidly (popular is Swiss folk songs)

Bailey, Pearl Bailey, Pearl Mae Bailey - United States singer (1918-1990)

Chevalier, Maurice Chevalier - French actor and cabaret singer (1888-1972)

Dietrich, Maria Magdalene von Losch, Marlene Dietrich - United States film actress (born in Germany) who made many films with Josef von Sternberg and later was a successful cabaret star (1901-1992)

Bob Dylan, Dylan - United States songwriter noted for his protest songs (born in 1941)

Ella Fitzgerald, Fitzgerald - United States scat singer (born in 1918)

Garland, Judy Garland - United States singer and film actress (1922-1969)

Iglesias, Julio Iglesias - Spanish singer noted for his ballads and love songs (born in 1943)

Mahalia Jackson, Jackson - United States singer who did much to popularize gospel music (1911-1972)

Michael Jackson, Michael Joe Jackson, Jackson - United States singer who began singing with his four brothers and later became a highly successful star during the 1980s (born in 1958)

Al Jolson, Asa Yoelson, Jolson - United States singer (born in Russia) who appeared in the first full-length talking film (1886-1950)

Janis Joplin, Joplin - United States singer who died of a drug overdose at the height of her popularity (1943-1970)

B. B. King, Riley B King, King - United States guitar player and singer of the blues (born in 1925)

Harry Lauder, Lauder, Sir Harry MacLennan Lauder - Scottish ballad singer and music hall comedian (1870-1950)

Huddie Leadbetter, Leadbelly, Ledbetter - United States folk singer and composer (1885-1949)

Madonna Louise Ciccone, Madonna - United States pop singer and sex symbol during the 1980s (born in 1958)

Bob Marley, Marley, Robert Nesta Marley - Jamaican singer who popularized reggae (1945-1981)

Dean Martin, Dino Paul Crocetti, Martin - United States singer (1917-1995)

Ethel Merman, Merman - United States singer who appeared in several musical comedies (1909-1984)

artificer, discoverer, inventor - someone who is the first to think of or make something

producer, manufacturer - someone who manufactures something

author, writer - writes (books or stories or articles or the like) professionally (for pay)