Fales is a surname. Notable people with the surname include:
Almira Fales (1809–1868), American nurse David Fales (born 1990), American football player DeCoursey Fales (1888–1966), American lawyer, banker, collector, bibliophile and yachtsman Doris E. Fales (1902–1992), American embryologist Josef Fales (1938–2022), Ukrainian footballer and coach Martha Gandy Fales (1930–2006), American art historian and curator Steven Fales (born 1970), American playwright and actor
See also Fales Library, special collections library at New York University