• Billy Davis (songwriter) (1932–2004), American songwriter, record producer, and singer
• Billy Davis, Jr.
  Billy Davis, Jr.
  Billy Davis, Jr. is an American musician, best known as a member of The 5th Dimension. Along with his wife, Marilyn McCoo, he had hit records during 1976 and 1977 with "I Hope We Get to Love in Time", "Your Love", and "You Don't Have to Be a Star "...
  
   (born 1938), American singer, member of the group The 5th Dimension
• Billy Davis (wide receiver)
  Billy Davis (wide receiver)
  Billy Davis is a former professional American football player who played wide receiver for six seasons for the Dallas Cowboys and Baltimore Ravens. Played QB in high school and was recruited by Pitt to play WR while they were playing in the Sun Bowl....
  
   (born 1972), former professional American football player
• Billy Davis (American football)
  Billy Davis (American football)
  Billy Davis is an American football coach in the NFL for the Cleveland Browns. He is the linebackers coach. He previously served as the defensive coordinator for the Arizona Cardinals. He was the defensive coordinator for the San Francisco 49ers from 2005 through 2006.-Early life:Billy Davis was...
  
   (born 1965), American football coach in the NFL
• Billy Davis (politician)
  Billy Davis (politician)
  Billy Davis was a family farmer and attorney from Laurel, Mississippi associated with perennial candidate Lyndon LaRouche. Davis ran on the LaRouche platform for Governor of Mississippi in 1983. In the 1984 presidential election, Davis served as LaRouche's running mate...
  
  , candidate for Vice President of the United States, 1984, with Lyndon LaRouche
• Billy Davis (island developer and philanthropist)  (born 1945), former Arizona State Senator under Presidents Reagan and George Bush

See also

• Billy Davies
  Billy Davies
  William McIntosh "Billy" Davies is a Glasgow-born Scottish football manager, noted for his achievement in the Football League Championship with East Midlands Rivals Derby County and Nottingham Forest and Preston North End which has led him to be described, in 2011, as "probably the best manager at...
  
   (born 1964), Scottish football manager and former player
• William Davis (disambiguation)