Allais
Allais is a French surname. Notable people with the surname include:
- Alphonse Allais (1854–1905), French writer and humorist
 - David Allais (born 1933), American businessman and inventor
 - Émile Allais (1912–2012), French alpine ski racer
 - Jean-Jacques Allais (born 1969), French professional footballer
 - Lucy Allais, philosopher
 - Maurice Allais (1911–2010), French economist.
 - Max Allais, musical artist
 - Nicolas Viton de Saint-Allais (1773–1842), French genealogist and littérateur
 - Pierre Allais (c. 1700–1782), French painter and pastel artist
 
See also
- Allais, Kentucky, unincorporated community and coal town in Perry County, Kentucky, United States
 - Allai, disambiguation
 - Allais effect, claimed anomalous precession of the plane of oscillation of a pendulum during a solar eclipse
 - Allais paradox, choice problem designed by Maurice Allais