Frank Davis may refer to:

Politics

• Frank R. Davis (1888–1948), politician in Nova Scotia, Canada
• Frank Davis (Australian politician) (1900–1980), member of the Australian House of Representatives
• Frank W. Davis (1936–2018), member of the Oklahoma House of Representatives
• Frank Davis (Liberal politician), British politician, mayor of Finchley

Sports

• Bunch Davis (Frank Davis, fl. 1906–1911), American baseball player
• Frank Davis (cricketer) (1904–1973), Australian cricketer
• Frank Davis (Irish footballer) (1921–2006)
• Frank Davis (Australian rules footballer) (born 1944)
• Frank Davis (American football) (born 1981), gridiron football guard

Others

• F. A. Davis (1850–1917), American publisher and entrepreneur
• Frank Marshall Davis (1905–1987), African-American journalist and writer
• Frank H. Davis (1910–1979), Vermont businessman and public official
• Frank Davis (serial killer) (1953–2008), American serial killer
• Frank Davis (Scout) (1923–1940), English Boy Scout awarded a posthumous Bronze Cross
• Frank Davis (screenwriter), screenwriter of A Tree Grows in Brooklyn
• Frank Joseph Davis (1942–2013), radio and television personality in New Orleans, Louisiana