Billingslea is a surname. Notable people with the surname include:
Alma Jean Billingslea (born 1946), American Civil Rights activist and teacher Beau Billingslea (born 1944), American actor Charles Billingslea (1914–1989), United States Army major general Charlton W. Billingslea (died 1889), American politician and judge Janelle Billingslea (born 1980s), American sprinter Joe Billingslea (born 1937), American singer and performer Marshall Billingslea, American government official