Phillip Lang Crosby (13 July 1934 – 13 January 2004) was an Americanactor and singer, who began his career singing alongside his brothers and his father, Bing Crosby. He was the twin brother of Dennis Crosby.
Phillip and his brothers formed a harmony singing group, The Crosby Boys, who performed during the 1950s and 1960s. They appeared in nightclubs and on The Ed Sullivan Show on American television.