William Boone Daniels (September 12, 1915 – October 7, 1988) was an American singer active in the United States and Europe from the mid-1930s to 1988, notable for his hit recording of "That Old Black Magic" and his pioneering performances on early 1950s television.

[citation needed] In 1935, Daniels moved from Jacksonville to New York to attend Columbia University.

More notable was the long run (700+ performances) of Golden Boy with Sammy Davis Jr. in 1964, directed by Arthur Penn.

[1] Daniels toured the US in 1975 with Pearl Bailey in the all-black Hello, Dolly!, and in London's West End, he headlined a 1978 presentation of Bubbling Brown Sugar.

The Billy Daniels Show was sponsored by Rybutol, a popular vitamin tablet at the time.

In the original script for the movie Goodfellas (working title: "Wiseguys") the narration of the character Karen Hill was to include, "One night, Billy Daniels sent us champagne.

[7] After the divorce Daniels married Pierette Cameron, whom he hired as governess for his children.

[6] Daniels died on October 7, 1988, from stomach cancer at the age of 73 in Los Angeles, California.

[1] He is buried at the El Camino Memorial Park in Sorrento Valley, San Diego, California.